Douk Audio P1 Vacuum Tube Bluetooth Preamplifier, GE5654 Audio Preamp, Hi-Fi Headphone Amp, Stereo Wireless Receiver with USB DAC & APTX-HD for Home Theater Amplifier/Active Speaker
Asin: B07TJS2DBT | Model: DZ066 | PartNumber: DZ066
As an Amazon Associate we earn a fee from qualifying purchases when you follow a link to Amazon from this page. We rank the products, but the links to Amazon are promotional.Bluetooth 5.0 (Qcc3034) Supporting Aptx-Hd Lossless Transmission. Pc-Usb (Cm6642) Supporting 24Bit 192Khz And Compatible With Windows/Mac/Linux System, Matching Well With Many Audio Devices Such As Ipod, Phone, Mp3 Players, Tv, Blu-Ray Players, Echo Dot, Cd Players, Etc..
Exquisite Appearance With Proper Size, Blue And Orange Light Decorating Vacuum Tube, Makes It Fashionable And Attractive, Bringing Wonderful Auditory And Visual Enjoyment, Very Suitable For Home And Desktop Audio System..
Adopting Ne5532 Op Amp+Classic 47 Headphone Amp Architecture Which Can Drive 32-300 Ohms Headphones, And A Bypass Switch Is Specially Designed To Turn On/Off The Tone Control, More Convenient To Enjoy Original Sound Or Obtain More Delicate Sound With Treble And Bass Control Knob, Adding Much Fun And Higher Playability..
With 3 Kinds Of Audio Input(Bluetooth/Usb/Rca) And 2 Kinds Of Output(Rca/3.5Mm Headphone), P1 Can Be Used As Hifi Tube Preamp, Usb Dac Or Headphone Amp With Hifi Clear, Warm, Dynamic, Sweet Tube Sound, Bringing Extremely High-Quality Listening Experience..
Features
- Douk Audio P1 Preamp has been acclaimed by countless audiophiles worldwide, now we upgrade 6J5 to JAN5654 / GE5654 tubes according to many audiophiles' feedback, the sound quality will be greatly improved.
- With 3 kinds of audio input(Bluetooth/USB/RCA) and 2 kinds of output(RCA/3.5mm headphone), P1 can be used as HiFi tube Preamp, USB DAC or headphone amp with HiFi clear, warm, dynamic, sweet tube sound, bringing extremely high-quality listening experience.
- Bluetooth 5.0 (QCC3034) supporting APTX-HD lossless transmission. PC-USB (CM6642) supporting 24bit 192KHz and compatible with Windows/Mac/Linux system, matching well with many audio devices such as iPod, Phone, MP3 players, TV, Blu-ray players, Echo Dot, CD players, etc.
- Adopting NE5532 op amp+classic 47 headphone amp architecture which can drive 32-300 ohms headphones, and a bypass switch is specially designed to turn on/off the tone control, more convenient to enjoy original sound or obtain more delicate sound with treble and bass control knob, adding much fun and higher playability.
- Exquisite appearance with proper size, blue and orange light decorating vacuum tube, makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio system.
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Brand: Douk Audio | Manufacturer: Nobsound
See On Amazon Similar To Douk Audio P1 Vacuum Tube
#1
Onerbl 12V AC/DC Adapter Compatible with Douk Audio P1 DZ066 Vacuum Tube Bluetooth Preamplifier GE5654 Audio Hi-Fi Headphone Amp Stereo Wireless Receiver APTX-HD Power Supply Cord Battery Charger
Asin: B0CS67MRW7 | Ean: 4741640852074
Input: Ac 100-240V 50/60Hz Auto (Worldwide Ac Input).
Over Voltage Protection, Over Heat Protection.
Brand New, High Quality Replacement Ac/Dc Power Charger Adapter.
Features
- Tested Units. In Great Working Condition.
- Brand New, High Quality Replacement AC/DC Power Charger Adapter
- Input: AC 100-240V 50/60Hz Auto (Worldwide AC Input)
- Over Voltage Protection, Over Heat Protection
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Brand: onerbl | Manufacturer: Shenzhen Waweis Technology Co., Ltd
See On Amazon #2
Vacuum tubes sound better - tube amplifiers Zip Hoodie
Asin: B0D1LVSL5G
8.5 Oz, Classic Fit, Twill-Taped Neck.
A Great Motif For Audiophile Tube Technology Enthusiasts And Fans Of Vacuum Tubes..
Features
- Do you love the analog audio technology in your vacuum tube amplifier? This tube amplifier design features three analog vacuum tubes with the slogan "Vacuum tubes sound better".
- A great motif for audiophile tube technology enthusiasts and fans of vacuum tubes.
- 8.5 oz, Classic fit, Twill-taped neck
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Brand: Vintage tube amplifiers and vacuum tube designs | Manufacturer: Vintage tube amplifiers and vacuum tube designs
See On Amazon #3
Riverstone Audio - Tested/Matched Pair (2 Tubes) 7-Pin JAN 5654W Fully-Tested Vacuum Tubes - Upgrade for 6AK5 / 6J1 / 6J1P / EF95 - JAN 5654W Platinum Grade Pair
Asin: B01BFJDTW0 | Model: 2PC-GE5654W | PartNumber: 2PC-GE5654W | Ean: 0763769918220 | UPC: 763769918220
Brand: Riverstone Audio | Manufacturer: Riverstone_Audio
Warranty: 4 Year - Riverstone Audio
See On Amazon #4
Douk Audio ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version)
Asin: B0BBRBWW36 | Model: SUC ST-01 PRO | PartNumber: SUC ST-01 PRO
Hifi Clear Sound With Tone Control: Resonable Circuit And Concise Wiring, Adopts Vacuum Tubes To Soften The Sound And Filter Out The Digital Feelings, Sounds Warm And Sweet Without Noise. Also With Treble And Bass Knobs To Adjust One's Own Preferable Sound Styles, Presents Hifi Music With Rousing Highs And Deep Lows..
With Multiple Digital Audio Inputs: Bluetooth 5.0 / Usb / Coaxial / Optical / Stereo Rca, Compatible With Most Audio Device Such As Phones, Computers, Tablets, Tvs, Tv, Cd Players Etc. The Perfect Combination Of Dac And Amplifier, Very Suitale For Audiophiles Who Have Various Audio Devices..
Strong Output Power And Special Aux Output: Use Ti's Classic Power Amp Ic, Each Channel Can Output 100W(4Ω) And Easily To Drive All 3-8Ω Passive Speakers, Adds 3.5Mm Aux Output Easy To Connect Another Amplifier Or Active Speaker / Subwoofer To Build Multiple Channel System And Enjoy Wonderful Home Theater Experience..
Unique And Amazing Combination: With Vu Meter Into Whole In Such A Mini Size, The Pointer Dancing In The Warm Light With Strong Vintage Feelings When Enjoy Hifi Music, Dynamically Decorates The Audio System Space..
Features
- Full Upgraded Version of ST-01: 1. Supports U-disk input to play lossless formats music. 2. Add sensitivity adjustment of VU meter on its bottom, easy to set and match better with different input signals. 3. Add three decorative golden circles around tubes and VU meter, looks more exquisite and luxury.
- Unique and amazing combination: With VU meter into whole in such a mini size, the pointer dancing in the warm light with strong vintage feelings when enjoy HiFi music, dynamically decorates the audio system space.
- HiFi clear sound with tone control: resonable circuit and concise wiring, adopts vacuum tubes to soften the sound and filter out the digital feelings, sounds warm and sweet without noise. Also with treble and bass knobs to adjust one's own preferable sound styles, presents HiFi music with rousing highs and deep lows.
- Strong output power and special AUX output: use TI's classic power amp IC, each channel can output 100W(4 ) and easily to drive all 3-8 passive speakers, adds 3.5mm AUX output easy to connect another amplifier or active speaker / subwoofer to build multiple channel system and enjoy wonderful home theater experience.
- With multiple digital audio inputs: Bluetooth 5.0 / USB / Coaxial / Optical / stereo RCA, compatible with most audio device such as phones, computers, tablets, TVs, TV, CD players etc. The perfect combination of DAC and amplifier, very suitale for audiophiles who have various audio devices.
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Brand: Douk Audio | Manufacturer: Douk Audio
Dimensions: 2.13 x 4.53 x 3.84 inches
See On Amazon #5
Matched Pair 7-Pin GE JAN 5654W Vacuum Tubes Upgrade for 6AK5/6J1/6 1/ EF95/6J1P
Asin: B088RBVVF3 | Model: GE-5654 | PartNumber: GE-5654
Tested And Matched Pair Tube (2Pcs) Of Low-Noise 7-Pin United States Ge Jan 5654W Are Considered One Of The Best Of The 5654 / 6Ak5 / Ef95 Family Of Tubes For Audio Use. These Vintage Us Manufactured Ge Tubes Are Mil. Spec. (Jan) Electron Tubes - Higher Durability And Life..
Features
- AMPLIFIER DAMAGE CAN OCCUR IF YOU SUBSTITUTE THE WRONG TYPE OF TUBE. 5654W tubes should only be used to replace 7-Pin /6 1/6J1/6J1P / 6J1P-EB / 6Zh1P-EV/6AK5/ 6AK5W and EF95 tubes. DO NOT SUBSTITUTE FOR ANY OTHER TYPE OF 7-pin tube.
- Tested and matched Pair tube (2PCS) of low-noise 7-Pin United States GE JAN 5654W are considered one of the best of the 5654 / 6AK5 / EF95 family of tubes for audio use. These vintage US manufactured GE tubes are Mil. Spec. (JAN) Electron Tubes - Higher Durability and Life.
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Brand: Douk Audio | Manufacturer: Douk Audio
See On Amazon #6
Fosi Audio Box X4 Phono Preamp with JAN 5654W Vacuum Tubes for MM Turntable Phonograph Record Player with Volume Bass Treble Control
Asin: B07L4TMHRN | Model: BOX X4 | PartNumber: BOX X4
Tube Headphone Amplifier & Preamplifier: The Fosi Audio Box X4's Versatile Design Includes A 3.5Mm Aux Headphone And Rca Output, Offering A Range Of Usability Beyond Expectations..
What You Get: Box X4 Phono Preamp, Dc 12V Power Supply, User Manual, Our Worry-Free 24-Month Warranty, As Well As Friendly Customer Service..
Applicable Vacuum Tube Model: 6K4/6J1/6J4/Ge5654/6Ak5/66*In Vacuum Tubes, Etc. Achieve A Customized Stereo System By Replacing Vacuum Tubes. With Different Tubes Producing Unique Sounds, It's A Diy Opportunity Worth Exploring..
Jan 5654W Tube Mm Phono Preamplifier: The Box X4 Phono Preamp Supports 3.5Mm Aux And Mm Turntable Input, Converting Phono Signals To Line Level With Low-Frequency Noise Removal Using High-Quality Components And Low-Noise Integrated Circuits. Protect Your Turntable With The Grounding Post Feature..
Features
- Upgrade your home audio system with the new-generation phono preamp, the Fosi Audio BOX X2 upgraded version.
- JAN 5654W Tube MM Phono Preamplifier: The BOX X4 phono preamp supports 3.5MM AUX and MM turntable input, converting phono signals to Line Level with low-frequency noise removal using high-quality components and low-noise integrated circuits. Protect your turntable with the grounding post feature.
- Tube Headphone Amplifier & Preamplifier: The Fosi Audio BOX X4's versatile design includes a 3.5MM AUX headphone and RCA output, offering a range of usability beyond expectations.
- Applicable Vacuum Tube Model: 6K4/6J1/6J4/GE5654/6AK5/66*In vacuum tubes, etc. Achieve a customized stereo system by replacing vacuum tubes. With different tubes producing unique sounds, it's a DIY opportunity worth exploring.
- What You Get: BOX X4 phono preamp, DC 12V power supply, user manual, our worry-free 24-month warranty, as well as friendly customer service.
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Brand: Fosi Audio | Manufacturer: Fosi Audio
Dimensions: 1.00 x 4.00 x 2.00 inches | Weight: 0.80 Pounds
Warranty: 18-month manufacturer
See On Amazon #7
Douk Audio T9 Vacuum Tube Phono Preamp Stereo Turntable Preamplifier with Headphone Output and Treble Bass Control for MM/MC Record Player, Home Hi-Fi Audio, Amplifier, Speaker
Asin: B0CNX2M7GW
High-Quality Headphone Output: The T9 Includes A Dedicated 3.5Mm Headphone Jack With An Independent Headphone Amplifier Circuit, Capable Of Driving Headphones Within The Impedance Range Of 16-300Ω. Fine-Tune Your Listening Experience With The Adjustable Treble And Bass Controls For A More Delicate And Smooth Sound With Exhilarating Highs And Profound Lows..
Plug-And-Play With Ease: The T9's Pluggable Tube Socket Design Allows For Easy Replacement With Different Tube Types Such As 6K4, Ef93, 6Ba6, W727, Etc., Giving You The Flexibility To Customize Your Sound Signature And Enjoy A Variety Of Tube Sounds. Included With Your Purchase Is A Dc12v Power Supply, Comprehensive Manual, And All Necessary Components For Seamless Setup And Enjoyment..
Sturdy And Elegant Design: Crafted With A Robust All-Metal Case And Cnc Aluminum Panel, The T9 Not Only Offers Superior Shielding Against External Interference But Also Presents An Attractive Aesthetic. The Solid Knurled Knobs And Gold-Plated I/O Interfaces Ensure A Tight And Smooth Transmission Of The Original Audio Signal, Minimizing Signal Loss And Providing Long-Lasting Durability..
Versatile Input Options: The T9 Preamp Is Designed To Cater To A Variety Of Audio Sources. With Both Phono (Supporting Both Mm And Mc Cartridges) And Rca Inputs, You Can Easily Connect Your Turntable, Phone, Tablet, Pc, Or Mp3 Player. The Preamp Effortlessly Converts Phono Signals To Line Level, Ensuring Clear And Noiseless Audio Output..
Features
- Authentic Vintage Sound Experience: Elevate your music listening with the Douk Audio T9, featuring two 6E2 vacuum tubes that offer a dynamic signal level display through the magic eye and two 6A2 tubes known for their warm, natural, and full-bodied sound. Enjoy the pure and bright color display with adjustable backlights in cold green or warm orange for an immersive audiovisual experience.
- Versatile Input Options: The T9 preamp is designed to cater to a variety of audio sources. With both Phono (supporting both MM and MC cartridges) and RCA inputs, you can easily connect your turntable, phone, tablet, PC, or MP3 player. The preamp effortlessly converts phono signals to line level, ensuring clear and noiseless audio output.
- High-Quality Headphone Output: The T9 includes a dedicated 3.5mm headphone jack with an independent headphone amplifier circuit, capable of driving headphones within the impedance range of 16-300 . Fine-tune your listening experience with the adjustable treble and bass controls for a more delicate and smooth sound with exhilarating highs and profound lows.
- Sturdy and Elegant Design: Crafted with a robust all-metal case and CNC aluminum panel, the T9 not only offers superior shielding against external interference but also presents an attractive aesthetic. The solid knurled knobs and gold-plated I/O interfaces ensure a tight and smooth transmission of the original audio signal, minimizing signal loss and providing long-lasting durability.
- Plug-and-Play with Ease: The T9's pluggable tube socket design allows for easy replacement with different tube types such as 6K4, EF93, 6BA6, W727, etc., giving you the flexibility to customize your sound signature and enjoy a variety of tube sounds. Included with your purchase is a DC12V power supply, comprehensive manual, and all necessary components for seamless setup and enjoyment.
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Brand: Douk Audio | Manufacturer: Douk Audio
Warranty: 12-Month Limited Warranty
See On Amazon #8
Fosi Audio P1 Tube Preamplifier Mini Hi-Fi Stereo Preamp 6K4 Valve Vacuum Pre-amp with Treble Bass Tone Control for Home Theater HiFi System(not for Turntable)
Asin: B07GXBF5JS | Model: P1 | PartNumber: P1
This Preamplifier Boasts A Small And Compact Design And Incorporates An Optimal Integrated Circuit To Deliver Powerful, Dynamic, And Sweet Sound. Furthermore, The Tubes In This Preamplifier Can Be Replaced With 6K4, 6Ak5, Ef95, 5654, Or 403B Tubes..
This Preamp Is Equipped With A Built-In Switch Impact Protection Circuit And Overheat Protection Circuit, Ensuring A Long Lifespan For The Unit. It Features An All-Aluminum Alloy Shell And Includes An 24-Month Manufacturer's Warranty For Your Peace Of Mind..
Experience A Significant Improvement In The Detail, Transparency, Immediacy, Richness, And Tone Of Your Music With This Preamp. The Preamp Includes A 12V Power Supply, Two 6K4 Tubes, And User Manual For Convenient Setup And Operation..
This Preamplifier Features Rca Inputs That Can Be Connected To Various Devices Such As Computers, Phones, Ipods, And Cd Players. Additionally, It Includes Rca Outputs That Can Be Used With Digital Amplifiers And Active Multimedia Audio Devices For Lossless Audio (Please Note: Rca Cables Are Not Included)..
Features
- Please note that this is a preamplifier and cannot be utilized for turntables or passive speakers. It is not a power amplifier or phono preamp.
- This preamplifier features RCA inputs that can be connected to various devices such as computers, phones, iPods, and CD players. Additionally, it includes RCA outputs that can be used with digital amplifiers and active multimedia audio devices for lossless audio (Please note: RCA cables are not included).
- This preamplifier boasts a small and compact design and incorporates an optimal integrated circuit to deliver powerful, dynamic, and sweet sound. Furthermore, the tubes in this preamplifier can be replaced with 6K4, 6AK5, EF95, 5654, or 403B tubes.
- Experience a significant improvement in the detail, transparency, immediacy, richness, and tone of your music with this preamp. The preamp includes a 12V power supply, two 6K4 tubes, and user manual for convenient setup and operation.
- This preamp is equipped with a built-in Switch impact protection circuit and overheat protection circuit, ensuring a long lifespan for the unit. It features an all-aluminum alloy shell and includes an 24-month manufacturer's warranty for your peace of mind.
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Brand: Fosi Audio | Manufacturer: Fosi Audio
Dimensions: 1.00 x 5.00 x 5.00 inches | Weight: 1.10 Pounds
See On Amazon #9
Douk Audio T4 Plus Vacuum Tube Phono Preamplifier, MM/MC Turntable Audio Preamp, GE5654 Headphone Amp with VU Meter for Record Player Home Stereo
Asin: B09MHHM4XM | Model: SUC-T4 PLUS | PartNumber: SUC-T4 PLUS
Us Jan5654 Tubes And Vintage Warm Sound: Default Comes With Jan5654 Tubes, Improves Everything Associated With Your Music Such As Detail, Transparency, Immediacy, Richness, Dynamic, Tone Etc., Much Better Than 6J1 Series Especially In Human Voice. Pluggable Tube Socket For Tube Rolling And Sound-Shaping, Easy To Pick From And Alter The Sound Signature To One's Preference..
Mini Size And Excellent Performance: All Designs Full Of Details, Such As Solid Aluminum Alloy Knob, Gold-Plated Terminals, Grey Integrated Moulding Aluminum Alloy Shell Decorates With Built-In Vu Meter, Looks Vintage And Elegant. Not Only A Mm/Mc Phono Preamp, But Also A Stereo Audio Preamp And Headphone Amplifier, Especially Designed For The Audiophiles Who Pursue Hifi Sound..
3.5Mm Headphone Output And Perfect Circuit Design: T4 Plus Also With Built-In Classic Headphone Amp Circuit (2*Ne5532), Easily To Drive 32-300 Ohm Headphones. Reasonable And Advanced Architecture, Ti Tps5430+7205Mos For Power Management, Tl071+Jrc2068 Phono Preamp Circuit Etc., Enjoy Hifi Analog Sound And First-Class Design With An Unbeatable Low Cost..
Unique And Amazing Combination In The Appearance: Integrated T4 Plus Preamp With Retro Tubes And Vu Meter Into A Whole, The Pointer Dancing In The Warm Light With Strong Vintage Feelings When Enjoy Hifi Music, Dynamically Decorates The Audio System And Give You A Different Acoustic Enjoyment With Large Dynamic And Sweet Tube Sound Even In Limited Space..
Features
- MM /MC phono input, support multiple input impedance switch (1K /470 /220 /100 /47 /22 /10 ), converts phono signal to line level signal, low-noise integrated circuits and high-quality components to ensure clear sound. 3.5mm AUX input, amplify the low level audio signal from your phone, tablet, PC, MP3 etc., easier to drive amplifier or active speaker and greatly improve the sound quality.
- Unique and amazing combination in the appearance: integrated T4 PLUS preamp with retro tubes and VU meter into a whole, the pointer dancing in the warm light with strong vintage feelings when enjoy HiFi music, dynamically decorates the audio system and give you a different acoustic enjoyment with large dynamic and sweet tube sound even in limited space.
- US JAN5654 tubes and vintage warm sound: default comes with JAN5654 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference.
- 3.5mm headphone output and perfect circuit design: T4 PLUS also with built-in classic headphone amp circuit (2*NE5532), easily to drive 32-300 ohm headphones. Reasonable and advanced architecture, TI TPS5430+7205MOS for power management, TL071+JRC2068 phono preamp circuit etc., enjoy HiFi analog sound and first-class design with an unbeatable low cost.
- Mini size and excellent performance: all designs full of details, such as solid aluminum alloy knob, gold-plated terminals, grey integrated moulding aluminum alloy shell decorates with built-in VU meter, looks vintage and elegant. Not only a MM/MC phono preamp, but also a stereo audio preamp and headphone amplifier, especially designed for the audiophiles who pursue HiFi sound.
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Brand: Douk Audio | Manufacturer: Douk Audio
Warranty: 18-Month Limited Warranty
See On Amazon #10
Douk Audio U10 Mini Vacuum Tube Headphone Amp Amplifier 3.5mm 6.35mm for PC - High Fidelity Stereo Preamp for Home Speakers & Hi-Res Audiophiles
Asin: B0C1MT8DG8
Pluggable Design For Custom Sound Experience: The U10 Features Two 6A2 Tubes That Add A Warm, Natural Touch To Your Audio, Providing A Full, Mellow, And Sweet Sound. The Pluggable Design Of Both The Tubes And Operational Amplifiers (Op-Amps) Allows For Easy Tube Rolling And Op-Amp Upgrading, Enabling Users To Shape Their Sound To Preference And Enjoy A Variety Of Sound Styles. This Design Caters To Audiophiles Who Appreciate The Ability To Customize Their Listening Experience..
Easy Setup And Use: The U10 Comes With All Necessary Components For Setup, Including Two 6A2 Tubes, An Acrylic Board, A Usb To Dc Cable, And A User Manual. It's Important To Use A High-Quality Power Adapter (Dc5v/≥2A) For Optimal Performance. The Amplifier's Inputs And Outputs Are Connected In Parallel, Allowing For Simultaneous Use, But Caution Should Be Taken Not To Connect Both 3.5Mm And Rca Inputs At Once To Avoid Mixed Audio Signals. The U10 Is Designed To Drive Even High-Impedance Headphones With Ease, Making It A Must-Have For Any Serious Listener..
Quality Construction And Cost-Effectiveness: The U10 Is Housed In A Robust All-Metal Case With Excellent Shielding, Ensuring Top-Notch Sound Quality. It Features A Pure Ceramic Tube Socket With Antioxidant Contact, Which Adds To The Durability And Longevity Of The Device. Despite Its Compact Size, The U10 Delivers Powerful Sound And Is An Excellent Value For Audiophiles Who Enjoy Vocals, String Music, Light, Or Classic Music Genres..
High-Fidelity Sound With Advanced Design: This Headphone Amplifier Boasts An Innovative Built-In Voltage Boost Circuit That Operates At A High Voltage Of 24V, Despite Being Powered By A Dc 5V Source. This Ensures A Sound Quality Characterized By A Silent Background, Stunning Purity, And Transparency, Along With Precise Audio Positioning And An Expansive Sound Field. The Result Is An Audio Device That Is Not Only Easy To Use But Also Offers Unrivaled Sound Quality..
Features
- Powerful Compatibility and Versatility: The Douk Audio U10 Mini Tube Headphone Amplifier is engineered to seamlessly connect with a wide range of audio sources, including MP3 players, smartphones, computers, and CD players. Its dual headphone jacks (3.5/6.35mm) are designed to deliver up to 1100mW of power, effortlessly driving headphones with impedance ranging from 18 to 600 . Additionally, the U10 can function as a stereo preamp, enhancing the audio quality for home speakers and providing an unparalleled listening experience.
- High-Fidelity Sound with Advanced Design: This headphone amplifier boasts an innovative built-in voltage boost circuit that operates at a high voltage of 24V, despite being powered by a DC 5V source. This ensures a sound quality characterized by a silent background, stunning purity, and transparency, along with precise audio positioning and an expansive sound field. The result is an audio device that is not only easy to use but also offers unrivaled sound quality.
- Pluggable Design for Custom Sound Experience: The U10 features two 6A2 tubes that add a warm, natural touch to your audio, providing a full, mellow, and sweet sound. The pluggable design of both the tubes and operational amplifiers (op-amps) allows for easy tube rolling and op-amp upgrading, enabling users to shape their sound to preference and enjoy a variety of sound styles. This design caters to audiophiles who appreciate the ability to customize their listening experience.
- Quality Construction and Cost-Effectiveness: The U10 is housed in a robust all-metal case with excellent shielding, ensuring top-notch sound quality. It features a pure ceramic tube socket with antioxidant contact, which adds to the durability and longevity of the device. Despite its compact size, the U10 delivers powerful sound and is an excellent value for audiophiles who enjoy vocals, string music, light, or classic music genres.
- Easy Setup and Use: The U10 comes with all necessary components for setup, including two 6A2 tubes, an acrylic board, a USB to DC cable, and a user manual. It's important to use a high-quality power adapter (DC5V/ 2A) for optimal performance. The amplifier's inputs and outputs are connected in parallel, allowing for simultaneous use, but caution should be taken not to connect both 3.5mm and RCA inputs at once to avoid mixed audio signals. The U10 is designed to drive even high-impedance headphones with ease, making it a must-have for any serious listener.
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Brand: Douk Audio | Manufacturer: Douk Audio
Dimensions: 1.18 x 3.74 x 2.72 Inches | Weight: 0.44 pounds
Warranty: 18-Month Warranty
See On Amazon #11
Docooler 6K4 Preamp Vacuum Tube, for 6AK5/6AK5W/6Zh1P/6J1/6J1P/EF95 Pairing Tube, Amplifier DIY Preamp Vacuum Tube,2PCS
Asin: B0914TFVP2 | Model: MBH9412285739331CJ | PartNumber: MBH9412285739331CJ
【Music Enjoyment】These 6K4 Tubes Show You The Difference In Natural Voice Reproduction And Simple Musical. They Sound More Clear With An Emphasis On Clarity, Larger Soundstage, And Bass Response Is More Noticeable. Hear The Difference, Enjoy Your Music..
【Soft And Smooth】It Is Fuller, Wider Soundstage. The Treble Is Smoother And Bass Is Clearer And More Pronounced While More Complex Music Was More Defined..
【Hifi Sound】High Reliability And Stability. Hifi And Soft Sound, Low Noise..
【High Compatibility】Replacement For 7-Pin 5654/6Ak5/6Ak5w/6Zh1p/6J1/6J1p Tubes. It Can Directly Replace We-403A/403B/Ef95 And Ordinary 5654. And Can Be Used For The Device That Comes With 6J2/6J3/6J4/6J5/6K5 As A Replacement..
Features
- 2PCS tested and matched 6K4 Vacuum Tubes Each package contains a pair of fully tested and matched 6K4 Vacuum Tubes.
- High compatibility Replacement for 7-pin 5654/6AK5/6AK5W/6Zh1P/6J1/6J1P tubes. It can directly replace WE-403A/403B/EF95 and ordinary 5654. And can be used for the device that comes with 6J2/6J3/6J4/6J5/6K5 as a replacement.
- Music enjoyment These 6K4 tubes show you the difference in natural voice reproduction and simple musical. They sound more clear with an emphasis on clarity, larger soundstage, and bass response is more noticeable. Hear the difference, enjoy your music.
- HiFi sound High reliability and stability. HiFi and soft sound, low noise.
- Soft and smooth It is fuller, wider soundstage. The treble is smoother and bass is clearer and more pronounced while more complex music was more defined.
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Brand: Docooler | Manufacturer: Docooler
See On Amazon #12
HiFi Bluetooth Vacuum Tube Preamp Stereo Audio Amplifier Headphone Amp VU Meter
Asin: B0BRPWDGKJ | Model: SUC-P6 | PartNumber: SUC-P6
Amazing Combination In The Appearance And Function: Integrated P6 Preamp With Retro Tubes And Vu Meter Into A Whole, The Pointer Dancing In The Warm Light Dynamically Decorates The Audio System; Qcc3034 Bluetooth Chip, Support Aptx And Aptx-Hd Transmission With Low Latency Losslessly With Higher Sound Quality..
Mini Size And Excellent Performance: All Designs Full Of Details, Such As Solid Aluminum Alloy Knob, Gold-Plated Terminals, Black Integrated Moulding Aluminum Alloy Shell Decorates With Built-In Vu Meter, Looks Vintage And Elegant. Provide A Different Acoustic Enjoyment With Large Dynamic And Sweet Tube Sound Even In Limited Space..
Imported Jan5654 Tubes And Tone Control: Default Comes With Jan5654 Tubes, Improves Everything Associated With Your Music, Sounds Warm And Sweet. Pluggable Tube Socket For Tube Rolling And Sound-Shaping, Easy To Change To One's Preference. Also With Independent Treble And Bass Knob To Present Amazing Music With Rousing Highs And Deep Lows..
Features
- P6 tube preamp and headphone amp: With Bluetooth and stereo RCA inputs, amplify the low level audio signal from your phone, tablet, PC, TV, MP3 etc., much easier to drive amplifier or active speaker to greatly improve the sound quality. With built-in classic headphone amp circuit (2*NE5532), easily to drive 16-300 ohm headphones, enjoy HiFi analog sound and first-class design with an unbeatable low cost.
- Imported JAN5654 tubes and tone control: default comes with JAN5654 tubes, improves everything associated with your music, sounds warm and sweet. Pluggable tube socket for tube rolling and sound-shaping, easy to change to one's preference. Also with independent treble and bass knob to present amazing music with rousing highs and deep lows.
- Amazing combination in the appearance and function: integrated P6 preamp with retro tubes and VU meter into a whole, the pointer dancing in the warm light dynamically decorates the audio system; QCC3034 Bluetooth chip, support APTX and APTX-HD transmission with low latency losslessly with higher sound quality.
- Mini size and excellent performance: all designs full of details, such as solid aluminum alloy knob, gold-plated terminals, black integrated moulding aluminum alloy shell decorates with built-in VU meter, looks vintage and elegant. Provide a different acoustic enjoyment with large dynamic and sweet tube sound even in limited space.
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Brand: Douk Audio | Manufacturer: Douk Audio
See On Amazon #13
Nobsound E6 Direct Heated Vacuum Tube Preamp Class A Stereo Audio Pre-Amplifier
Asin: B0BBV3KH7L | Model: XZ-E6 | PartNumber: XZ-E6
Vintage 2J27s Vacuum Tube: The Inclusion Of A Military-Grade 2J27s Vacuum Tube Ensures A Strong And Reliable Performance. Its Pure Ceramic Socket With Anti-Oxidation Contacts Provides Superior Insulation And Longevity..
Compact Design With Comprehensive Package: The Mini-Sized Preamp Features A Sleek Metal Case With Enhanced Shielding For Minimal Interference. It Comes With The E6 Preamp Itself, A Usb To Dc Cable, And A User Manual. Please Note, It Does Not Include A Power Adapter But Is Compatible With Standard Phone Chargers Or Power Banks..
Versatile Compatibility With Standard Rca Connectors: The E6 Is Designed To Work With A Variety Of Digital Audio Sources, Including Phones, Mp3 Players, Computers, And More, Enhancing The Audio Quality For Any Connected Device By Reducing The Digital Harshness And Adding Warmth To The Sound..
High-Fidelity Sound With Low Distortion: This Preamp Offers A High Degree Of Control Over Noise Levels And Frequency Balance, Resulting In Ultra-Low Distortion And A Transparent, Full-Range Sound That Brings Out The Depth And Clarity In Your Music..
Features
- Direct Heated Vacuum Tube Technology: The Nobsound E6 is equipped with rare direct heated vacuum tubes, known for their exceptional sound quality and ability to produce an elegant, rich, and detailed audio experience that is difficult to replicate with in-directly heated tubes.
- High-Fidelity Sound with Low Distortion: This preamp offers a high degree of control over noise levels and frequency balance, resulting in ultra-low distortion and a transparent, full-range sound that brings out the depth and clarity in your music.
- Vintage 2J27S Vacuum Tube: The inclusion of a military-grade 2J27S vacuum tube ensures a strong and reliable performance. Its pure ceramic socket with anti-oxidation contacts provides superior insulation and longevity.
- Versatile Compatibility with Standard RCA Connectors: The E6 is designed to work with a variety of digital audio sources, including phones, MP3 players, computers, and more, enhancing the audio quality for any connected device by reducing the digital harshness and adding warmth to the sound.
- Compact Design with Comprehensive Package: The mini-sized preamp features a sleek metal case with enhanced shielding for minimal interference. It comes with the E6 preamp itself, a USB to DC cable, and a user manual. Please note, it does not include a power adapter but is compatible with standard phone chargers or power banks.
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Brand: Nobsound | Manufacturer: Nobsound
Warranty: 1-Year Limited Warranty
See On Amazon #14
6J1 Valve Preamp, Vacuum Electrom Tube Preamp Valve Preamp Amplifier Board Audio Amp Assortment Musical Fidelity Kit
Asin: B07RZHSFZP | Model: Yanmis5732e8whnv | PartNumber: Yanmis5732e8whnv | Ean: 0701069871715 | UPC: 701069871715
★ 『9 Pcs』 -9 Pcs 50V 470Uf Capacitor Filter Is Very Clean, Excellent Power System To No Hum, Filaments Are Powered With Ac 12V And Need To Be Connected In Series In Order To Reduce Noise..
★ 『Electrodeless』 -Coupling Capacitor Is Electrodeless Electrolytic..
★ 『Feature』 -Excellent Power Supply System To Ensure That The Nine 470Uf Capacitor Filter Clean, Tube Filament Is Connected In Series, Dc 12V Power Supply, Reducing Noise..
★ 『Function』 - Using Dc 5.5 * 2.5 Socket And Ac 12V Transformer, You Can Also Use Ac 12V Transformer Without Plug, Just Need To Weld The Power Cord Onto The Circuit Board..
Features
- Application - Connect the 6J1 tube pre-amp between sound source and amplifier, it will effectively filter digital flavor. Tube amplifier produces a warmer or more valve sound, make music and human voice is relatively good.
- Function - Using DC 5.5 * 2.5 socket and AC 12V transformer, you can also use AC 12V transformer without plug, just need to weld the power cord onto the circuit board.
- 9 Pcs -9 Pcs 50V 470UF capacitor filter is very clean, excellent power system to no hum, filaments are powered with AC 12V and need to be connected in series in order to reduce noise.
- Feature -Excellent power supply system to ensure that the Nine 470UF capacitor filter clean, tube filament is connected in series, DC 12V power supply, reducing noise.
- Electrodeless -Coupling capacitor is electrodeless electrolytic.
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Brand: Yanmis | Manufacturer: Yanmis
Dimensions: 0.98 x 5.12 x 3.94 inches
See On Amazon #15
Voskhod Rocket 6J1P-EV / 6ZH1P-EV, Matched Pair
Asin: B071H78DHZ | Model: 6J1P-EV | PartNumber: 6J1P-EV | Ean: 0735757051738 | UPC: 735757051738
Has "Otk" Stamp On Every Tube, Ensuring High Military Grade. Long Life..
Pair Will Be Tested And Matched Within 5% Of Each Other. Test Readings Will Be On Each Box..
Upgrade For Little Dot Iii / Iv Amplifiers.
Direct Replacement For Ef95, 6Ak5, 6Ak7, 6F32, And 6J1.
Features
- Russian made high-frequency minature pentode
- Direct replacement for EF95, 6AK5, 6AK7, 6F32, and 6J1
- Has OTK stamp on every tube, Ensuring high military grade. Long life.
- Upgrade for Little Dot III / IV amplifiers
- Pair will be tested and matched within 5% of each other. Test readings will be on each box.
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Brand: Voskhod | Manufacturer: Voskhod
See On Amazon #16
Nobsound NS-10P Mini Vacuum Tube Preamp Audio Hi-Fi Stereo Pre-Amplifier Treble & Bass Control
Asin: B07719G56B | Model: DZ030 | PartNumber: DZ030 | Ean: 7717842118031, 7717842117614
With Independent Treble, Bass And Volume Control; Vacuum Tubes Can Be Replaced By Various Models.
Mini Size And Exquisite Appearance; Cnc Aluminum Shell And Front Panel; Blue Tube Light; Mellow And Solid Touch Feeling.
Excellent Sound Performance; No Background Noise; Warm And Soft Tube Sound; Sound Quality Enhancement; Pure Tube Preamplifier; Suitable For All Amplifiers And Music Types.
Features
- Notice: Preamplifier needs to work with amplifiers or active devices; Not PHONO preamp and can't be used for record players
- Excellent sound performance; No background noise; Warm and soft tube sound; Sound quality enhancement; Pure tube preamplifier; Suitable for all amplifiers and music types
- With independent treble, bass and volume control; Vacuum tubes can be replaced by various models
- Mini size and exquisite appearance; CNC aluminum shell and front panel; Blue tube light; Mellow and solid touch feeling
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Brand: Nobsound | Manufacturer: Nobsound
Weight: 0.66 pounds
See On Amazon #17
Nobsound NS-08E Vacuum Tube Headphone Amplifier Hi-Fi Valve Headphone Amp Stereo Audio Preamplifier
Asin: B014FASL1A | Model: 769700919653 | PartNumber: 769700919653 | Ean: 0769700919653, 6506988597296, 5940982086836 | UPC: 769700919653
Upgrade Circuit Can Ensure Lower Background Noise, More Powerful Bass And More Brilliant Treble..
Cnc Aluminum Shell With Super Mini Size. Very Solid Workmanship. Prompt And Courteous Customer Service. For Any Questions, Please Contact Us On Amazon..
It Can Also Be Used As A Stereo Preamplifier For Other Amplifiers And Active Speakers. For Better Preamp Function, We Recommend Ns-10P (Asin: B07719g56b)..
New Version Adopts 6J3 Vacuum & Valve Tube, Which Has Warmer Tube Sound And More Replaceable Tubes..
Features
- NS-08E is a Hi-Fi tube headphone amp. It can offer >=1100mW at 32 and can drive 18~600 ohm headphones & headsets.
- New version adopts 6J3 vacuum & valve tube, which has warmer tube sound and more replaceable tubes.
- Upgrade circuit can ensure lower background noise, more powerful bass and more brilliant treble.
- It can also be used as a stereo preamplifier for other amplifiers and active speakers. For better preamp function, we recommend NS-10P (ASIN: B07719G56B).
- CNC Aluminum shell with super mini size. Very solid workmanship. Prompt and courteous customer service. For any questions, please contact us on Amazon.
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Brand: Nobsound | Manufacturer: Nobsound
Dimensions: 0.04 x 4.37 x 1.26 Inches
See On Amazon #18
Vacuum Tube Pre Amplifier Kit, AC 12V 0.8A 6J1 Vacuum Electron Tube Valve Preamp Amplifier Board Headphone Amp Parts Musical Fidelity Kit DIY Tube Amplifier Kit
Asin: B0BVG8DZD2 | Model: Estink1cvwnospg9 | PartNumber: Estink1cvwnospg9
Electrodeless Electrolytic Capacitor: Coupling Capacitor Is Electrodeless Electrolytic Capacitor With High Frequency And Low Resistance.
Reduce Noise: Eight 470Uf Capacitor Filter Is Very Clean, Excellent Power System To No Hum, Filaments Are Powered With Dc 12V And Need To Be Connected In Series In Order To Reduce Noise.
Easy To Install: This Kit Comes In Parts So You Can Assemble Them Together By Yourself, Enjoy The Process Of Building Your Own Tube Amplifier.
Great Function: Connect The 6J1 Tube Pre-Amp Between Sound Source And Amplifier, It Will Effectively Filter Digital Flavor, The Music And Human Voice Will Be Relatively Good.
Features
- Easy to use: Using DC 5.5*2.1 socket and AC 12V transformer, you can also use AC 12V transformer without plug, just need to weld the power cord onto the circuit board
- Great function: Connect the 6J1 tube pre-amp between sound source and amplifier, it will effectively filter digital flavor, the music and human voice will be relatively good
- Electrodeless electrolytic capacitor: Coupling capacitor is electrodeless electrolytic capacitor with high frequency and low resistance
- Easy to install: This kit comes in parts so you can assemble them together by yourself, enjoy the process of building your own tube amplifier
- Reduce noise: Eight 470UF capacitor filter is very clean, excellent power system to no hum, filaments are powered with DC 12V and need to be connected in series in order to reduce noise
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Brand: Estink | Manufacturer: Estink
See On Amazon #19
FX-Audio Tube-02 Pro Tube Headphone Amplifier, Vacuum 5725 Tube Preamp, Mini Hi-Fi Integrated Stereo Class A amp Supports 32-600 ohms of Headphones, for Stereo Amplifier/Active Speaker
Asin: B09MFCB3ZH
Has Two Sets Of Line Outputs,Through The Tube.The Design Is Novel, And The Variant Amplification Of Internal Transistor And Electron Tube Is Processed By Tube Output,Which Solves The Trouble Of Plugging In And Out When Enthusiasts Use Multiple Sound Sources.
With High Gain Mode, The Gain Can Be Increased By +2.5Db. The Tube Can Be Replaced By 6J1, 6J2 Tubes Freely (Other Models Are Temporarily Incompatible),Adding Much Fun And Higher Playability.
It Can Be Used As The Pre-Amplifier Of All Kinds Of Audio Amplifier , Active Speaker Or Phono/Turntable, And Improve The Sound Quality Of Audio Amplifier Or Active Speaker.The Black Frosted Texture Looks Simple And Elegant，Makes It Fashionable And Attractive, Bringing Wonderful Auditory And Visual Enjoyment, Very Suitable For Home And Desktop Audio System.
Adopt Transistors For Class A Buffer,Strong Output Power Can Easily Drive Any Kind Earphones,,Output Power Up To 850Mw.And Audiophile-Grade Coupling Capacitors Is Adopted To Td The Sound More Sweet And Transparent.
Features
- TUBE-02 PRO is a Class-A tube headphone amp,which uses 5725 tubes to amplify signal.It has a strong tube flavor,fine tone,and high performance,bringing extremely high-quality listening experience
- Adopt transistors for class A buffer,strong output power can easily drive any kind earphones,,output power up to 850mW.And audiophile-grade coupling capacitors is adopted to td the sound more sweet and transparent
- Has two sets of line outputs,through the tube.The design is novel, and the variant amplification of internal transistor and electron tube is processed by tube output,which solves the trouble of plugging in and out when enthusiasts use multiple sound sources
- It can be used as the Pre-amplifier of all kinds of audio amplifier , active speaker or phono/turntable, and improve the sound quality of audio amplifier or active speaker.The black frosted texture looks simple and elegant makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio system
- With high gain mode, the gain can be increased by +2.5dB. The tube can be replaced by 6J1, 6J2 tubes freely (other models are temporarily incompatible),adding much fun and higher playability
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Brand: KGUSS | Manufacturer: KGUSS
Dimensions: 9.84 x 7.87 x 2.76 inches | Weight: 1.54 Pounds
Warranty: 1 YAER WARRANTY
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