• AIYIMA DC12V HiFi 6J2 Tube MM Phono Preamplifier Vinyl Record Player Stereo Tube Preamp Amplifier Turntable Phonograph DIY

    Specifications: Two input ways:MM signal input and 3.5mm AUX input(with priority) Output level: 600mV @3mV 1KHz Signal to noise ratio: ≥98dB Working voltage: DC12V 2A Dimensions: 118.5*98*33MM (without protruding knobs and terminals) Frequency response: RIAA compliant Distortion: 0.1% Adopting 6J2 vacuum tubes(can be replaced by 6K4 / 6J1 / 6J4 / GE5654 / 6AK5 / 6*1n) to make sound warm, dynamic and sweet, bringing extremely high-quality listening experience. Application:It can be used as a MM phono preamp and a tube preamp, compatible with many audio devices such as MM record player, CD pla... [Read More]

    • ASIN: B07XL1CM3X
    • UPC: 714755958812
    • ASIN: B07XL1CM3X
    • Brand: AOSHIKE
    • Size: TUBE-T3
    • Manufacturer: AIYIMA

  • AOSHIKE Fever 6J1 Tube Amplifier Preamp Board HiFi Dual Channel Class A Volume Control Tone Preamplifier Board with Crystal Case

    Product description: This preamp tube amplifier uses A1013, C2383 triode power amplification, with the electronic tube 6J1 can achieve sound detailed, warm, mellow, strong bass full strength, rich midrange, soft and soft treble. This product uses AC 12V power supply , the output audio signal can be directly used for various post-level digital power amplifier board. Product parameter: Type: tube amp amplifier Channel: Dual Channel Size: 81*81*43MM Impedance: 4-8 ohm Power supply: AC12V Net weight: 170g The PCB board change to green color, but the function is same. Operation instruction: 1, AC12... [Read More]

    • ASIN: B07DMF2LJ6
    • UPC: 682838786068
    • ASIN: B07DMF2LJ6
    • Brand: AOSHIKE
    • Manufacturer: AOSHIKE

  • AOSHIKE 6J1 Valve Preamp Buffer DIY Kits Tube Amplifiers Audio Board preamplifier Pre-Amp Amplifier Audio Board

    6J1 Valve Preamp Buffer Diy Kits Tube Amplifiers Audio board Amplificador Pre-Amp Amplifier Audio Board Models: 6 j1 tube (substitution model 6 au6 ak5, 6, 5654, etc.) Channel types: 2.0 / stereo Working voltage: communication AC12V 0.8 A or above The power interface: 5.5 * 2.5 plug Circuit board size: 77 x 75 x 57 mm high The weight: 87 g (with copper column) Note:This is Diy Kits.you need do it yourself.this board clear sound, strong amplification function, high efficiency, high frequency response density. Package included: 1 set 6J1 Valve Preamp Buffer Diy Kits (Without the instruction b... [Read More]

    • ASIN: B01N0T2VF9
    • ASIN: B01N0T2VF9
    • Brand: AOSHIKE
    • Manufacturer: AOSHIKE

  • 6J1 Vacuum Electron Tube Valve Preamp Amplifier Board Headphone Amp Parts Preamplifier Musical Fidelity Kit AC12V 0.8A

    Specifications: Type: 6J1 tube (substitution model 6AK5, 6AU6, 5654 etc.) Channel Types: 2.0 / stereo Voltage & Current: AC12V 0.8A or above Power Interface: 5.5 * 2.5 plug Circuit Board Size: 77 x 75mm / 3.03 x 2.95" Instruction:  1, AC 12V Input: 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. DC power input can not be used, or it will not work. 2, Sound Channel Input: Connected to mobile phone, computer, MP3, MP4 and many other music players. 3, Sound Channel Output: Connected to th... [Read More]

    • ASIN: B07NP4687W
    • UPC: 783335315857
    • ASIN: B07NP4687W
    • Brand: TOPINCN
    • Manufacturer: TOPINCN

  • Nobsound Little Bear T7 Vacumn Tube Mini Phono Stage RIAA MM Turntable Preamp & HiFi Tube Pre-Amplifier (Black)

    Notice: As a phono preamp, it is suited for MM turntables only. Do not support MC turntables. As an AUX preamp, it is suited for devices like CD, DAC, PC, cellphone. Please note as a phono preamp, it can only work with MM turntables. Please note your turntable should have no built-in phono preamp. If it has, please make sure there is a PHONO OUT/LINE OUT switch and you should put it on PHONO OUT position. We do not recommend using it with class D amplifiers since most class D amplifiers have much noise. Parameters: 1. RIAA phono part: RIAA freq response 20hz-20kHz +/- 0.5dB, S / N ratio>... [Read More]

    • ASIN: B075YQM28P
    • ASIN: B075YQM28P
    • Brand: Little Bear
    • Manufacturer: Douk Audio

  • Nobsound 6J4+6P6P Vacuum Tube Pre-Amplifier Stereo HiFi Preamp DIY Kit 1Set

    Technical parameters: Frequeney responses: 10Hz-100KHz (± 0dB), 10Hz-200KHz (± 0.2dB) RMS: 0.8W * 2 Power supply: AC 220V-240V or 110V Tubes used: 2pcs 6P6P, 2pcs 6J4, 1pc 653P Input: 4ways RCA jacks Output: 1way RCA jacks Supply votage: All Voltages are available 60Hz / 50Hz The machine output voltage of 12V, an enlarged eight times Power Transformers 76 * 40 270v * 2 6.3v 3.15v * 2 Size: 29*17*5CM Weight: 3.8 kg

    • ASIN: B01N656HHD
    • ASIN: B01N656HHD
    • Brand: Nobsound
    • Manufacturer: Nobsound

  • Nobsound EAR834 MM Turntable Vinyl Phono RIAA Preamp HiFi Tube Preamplifier DIY Kit Suppport 12AX7 / ECC83 Vacuum Tube (PCB+Resistance+Transistor+Capacitance)

    Packing list: (PCB+Resistance+Transistor+Capacitance) Double-sided PCB*1 Imported high precision resistor*37 Filament rectifier bridge*1 High speed commutator*4 power adjustment transistor*1 voltage-regulator diode*4 9pin tube socket*3 Capacitances

    • ASIN: B07DXSRLHW
    • ASIN: B07DXSRLHW
    • Brand: Douk Audio
    • Manufacturer: Nobsound

  • Nobsound 12AX7 12AU7 Vacuum Tube Preamp HiFi Preamplifier Shigeru WADA Japan Circuit (DIY Kit)

    Technical Parameters: Input sensitivity: 400mv Voltage output: 2V (RMS THD

    • ASIN: B07F34B44Q
    • ASIN: B07F34B44Q
    • Brand: Douk Audio
    • Size: DIY Kit
    • Manufacturer: Nobsound

  • Nobsound NS-02E Vacuum Tube Headphone Amplifier Stereo HiFi Earphone Pre-Amp DIY (Black)

    Why us? The Nobsound NS-02E designed by Douk Audio Studio is a powerful Hi-Fi headphone amp. It has an anodized aluminum chassis with a replacable vacuum tube shining blue illumination on the top. The Nobsound NS-02E can provide soft and warm sound while maintaining its exceptional clarity. Most importantly, the affordable price makes both Hi-Fi freshmen and Hi-Fi veterans can enjoy it. And that's exactly one of our targets. The Nobsound NS-02E can be paired with your preamp, smart phone, computer, iPod, stereo system, and other audio device as well as your favorite headphones. It can easily p... [Read More]

    • ASIN: B01M7101CY
    • ASIN: B01M7101CY
    • Brand: Douk Audio
    • Manufacturer: Douk Audio

  • REES52 Fever 6J1 Tube Amplifiers Board Preamplifier Headphone Pre-Amp Amplifier Audio Board DIY Kits

    Features : 100%Brand New and High Quality. Excellent sound effects. Unique appearance. Easy to install. Provide full music enjoyment to the post-amplifier. More stable performance than the original machine. Specifications : Models: 6J1 tube Channel types: 2.0 / stereo Working voltage: AC12V 0.8 A The power interface: 5.5 * 2.5 plug Circuit board size: 77 x 75 x 52 mm Potentiometer role: volume adjustment + power switch. Package Included : 1 × 6J1 Tube Pre-amplifier Board DIY Kits.

    • ASIN: B07L1RXD3H
    • UPC: 678535741660
    • ASIN: B07L1RXD3H
    • Brand: REES52
    • Manufacturer: REES52

  • AIYIMA Audio 6J1 Tube Preamplifier Bluetooth 5.0 HiFi Treble & Bass Adjustment Audio Preamplifier DC12V Amplifier Preamp NE5532P Chips for Home Theater System(Silver+BT 5.0)

    Parameters Power supply: DC12V 1A (With power supply) Audio input: Bluetooth/ AUX (connected to MP3, computer CD, DVD, mobile phone, etc. ) Audio output: RCA (connected to amplifier, active speaker) Frequency Response:20Hz-20kHz SNR:98dB Control:Potentiometer knob and toggle switch Treble adjustment range:±6dB Bass adjustment range:±10dB Size (L*W*H): 137*104*41MM (without tube height) With treble and bass adjustment Color: Black with Bluetooth 5.0/ Silver with Bluetooth 5.0 1. Using original 6J1 Tube, Bluetooth 5.0 version 2. The main filter capacitor is imported from 1000UF/25V, and the c... [Read More]

    • ASIN: B07QNPXVYQ
    • UPC: 749789527321
    • ASIN: B07QNPXVYQ
    • Brand: AOSHIKE
    • Size: TUBE-A3 Pro
    • Manufacturer: AOSHIKE

  • ICQUANZX Bile Preamp Tube Amplifie 6k4 Tube Mini HiFi Preamplifier DC 12V Adapter Fever Bile Preamp Mini Tube Amp Bile Tube Preamp Home Hifi Preamplifier

    Features:1.6K4 classic tube design, optimization line2.Tube design can be replaced3.Aluminum alloy shell, durable classic4.DC12V Power supply, it is easy to find a suitable power source5.Unique boost mode, the high voltage power supply, power supplymode is superior to common6.Can be used with digital amplifier analog amplifier, active speakers7. Linear airborne inductance ensures a good listening experience8.Small and exquisite; aluminum box, CNC processing technology9.Widely used in bedrooms, desktops, offices, etc.10.Multiple audio source options: tablet, mobile, computer, etc.11.Designed fo... [Read More]

    • ASIN: B07V4C6F2N
    • ASIN: B07V4C6F2N
    • Brand: ICQUANZX
    • Manufacturer: ICQUANZX

  • FX Audio TUBE-01 6J1 Tube Buffer HIFI Preamplifier (Black)

    Performance: Using classical tube 6j1 design and optimize the route. Tube can be replaced design,soft voice. Patent power conversion module. The first vehicle with DC12V power supply only. All aluminum alloy shell,heavy gold PCB,gold-plated interface. Can match digital power amplifier analog power amplifier,active speakers. Technical: Power supply: DC12V 1A Frequency response: 20HZ(-0.2DB)-20KHZ(-0.2DB) SNR: 100DB Input sensitivity: 300MV-2000MV Output: 3000 mv THD:1000MV 0.1% Size:98x100x32 MM Weight:350g

    • ASIN: B01HEQJGPC
    • ASIN: B01HEQJGPC
    • Brand: FX Audio
    • Manufacturer: FX Audio

  • Nobsound HiFi 6J1 Vacuum Tube Preamplifier Stereo PreAmp Digital Treble&Bass Tone Control (Black)

    Troubleshooting: Please note that this product is a preamplifier. It is not an amplifier and needs to be connected with an amplifier or active audio devices. Also, it is not a phono preamp and can't work with a turntable. For noise issue: There is a large probability that the low-quality audio cable causes the static noise. Please make sure the sound source is fine since tube amplifiers will amplify all sound including the noise. Please check whether the tubes are plugged well on the tube sockets or not. Devices like routers, mobile phones will also interfere in the audio signal and may cau... [Read More]

    • ASIN: B01NBM7K8L
    • ASIN: B01NBM7K8L
    • Brand: Nobsound
    • Manufacturer: Nobsound

  • 12V DIY Preamplifier Kit 6J1 Preamp Tube Board Preamplifier 3.5MM Headphone Amplifier Replacement

    Description: This is a preamplifier + headphone amplifier that can be used with a post-amplifier or an active speaker, or it can be used with headphones. The sound of this board is warm, mellow, sweet and transparent, and full of music. It is a cost-effective preamplifier. Replaceable op amp and upgrade the tube, just plug it in the direction of the foot. Let you enjoy DIY fun! Specification: Material: acrylic Input port: audio input, power input Output port: 3.5MM headphone output, preamp output Size: 12.5 x 7.6 x 3.5cm / 4.9 x 3.0 x 1.4in (assembled size)  Weight: approx. 259g Packing Lis... [Read More]

    • ASIN: B07LFFHZHF
    • UPC: 736077508650
    • ASIN: B07LFFHZHF
    • Brand: Zerone
    • Manufacturer: Zerone

  • PYLE PP999 - Compact Ultra-Low Noise Phono Turntable Preamp with 12-Volt Adaptor - Preamplifier

    The Pyle Phono Pre-Amp offers powerful and reliable output. This Pyle Pro Pre-Amp quickly transforms phono level output to line level output, making it suitable for connections to receivers or amps. This Pyle Pre-Amp comes

    • UPC: 12457378
    • Model: PP999
    • Color: Multicolor
    • Size: 3.54"x2.13" x1.02"3.54\"
    • Rating: 4.4

  • Phono Box DC MM-MC Phono Preamp with Line Output (Black)

    Phono Box DC MM-MC Phono Preamp with Line Output

    • UPC: 375739362
    • Model: PHONO BOX DC-Black
    • Color: Silver
    • Rating: 5.0

  • Ultra-compact Phono Preamp Preamplifier with Level & Volume Controls RCA Input & Output 1/4" TRS Output Interfaces

    Please note, this item ships from an international seller. Expected delivery is 10-15 days. International ShippingFeatures:Ultra-compact phono preamp with metal shell, portable and durable.2 * RCA(L & R) inputs, 2 * RCA(L & R) outputs,

    • UPC: 481259308
    • Color: as the picsOther

  • Ultra-compact Phono Preamp Preamplifier with Level & Volume Controls RCA Input & Output 1/4" TRS Output Interfaces

    Features:Ultra-compact phono preamp with metal shell, portable and durable.2 * RCA(L & R) inputs, 2 * RCA(L & R) outputs, 1 * 1/4" TRS output, multiple connection choices.With level and volume control knobs.For converting the

    • UPC: 984309929
    • Size: US Plug

  • Ultra-compact Phono Preamp Preamplifier with Level & Volume Controls RCA Input & Output 1/4" TRS Output Interfaces

    Features:Ultra-compact phono preamp with metal shell, portable and durable.2 * RCA(L & R) inputs, 2 * RCA(L & R) outputs, 1 * 1/4" TRS output, multiple connection choices.With level and volume control knobs.For converting the

    • UPC: 416334082
    • Size: US Plug

  • GOgroove Phono Preamp Pro Preamplifier with RCA Input / Output , DIN Connection , RIAA Equalization , 12V AC Adapter - Compatible with Vinyl Record Players , Turntables , Stereos , DJ Mixers

    GOgroove Phono Preamp Pro PreamplifierThe GOgroove Phono Preamp Pro boosts your turntable's phono audio level up to a more speaker/stereo receiver-friendly line level , giving you better volume and increased sound quality. If you're planning

    • UPC: 109299732

  • P10 PHONO PREAMP

    The perfect companion to your Crosley C Series turntable, connect this slick preamp to powered speakers to give your turntable a booming voice. The high-end metal case and gold plated RCA sockets give crisp sound

    • UPC: 719797455
    • Model: AC1007A-BK
    • Color: YellowBlack

  • ABLEGRID AC / DC Adapter For Pyle Pro PP-999 PP999 Ultra Compact Phono Turntable Pre-Amp Converts Phono to Line Level Pre-Amplifier Preamp Power Supply Cord

    Ablegrid Brand Replacement ProductTested Units. In Great Working Condition.Please check your model whether it is the same as the listing shows before purchasing!World Wide Input Voltage 100-240VAC 50/60HzOVP, OCP, SCP Protection (OVP: Over Voltage output

    • UPC: 806481260

  • UPBRIGHT NEW Global AC / DC Adapter For Pro-Ject Audio Phono Box USB, Phono Box USB V Phono Preamp Preamplifier Power Supply Cord Cale PS Charger Mains PSU

    UPBRIGHT NEW Global AC / DC Adapter For Pro-Ject Audio Phono Box USB, Phono Box USB V Phono Preamp Preamplifier Power Supply Cord Cale PS Charger Mains

    • UPC: 681135448

  • Ultra-compact Phono Preamp Preamplifier with Level & Volume Controls RCA Input & Output 1/4" TRS Output Interfaces

    Features:Ultra-compact phono preamp with metal shell, portable and durable.2 * RCA(L & R) inputs, 2 * RCA(L & R) outputs, 1 * 1/4" TRS output, multiple connection choices.With level and volume control knobs.For converting the

    • UPC: 147335960
    • Size: US Plug

  • High performance phono preamp by Rod Elliott (ESP)

    DIY Phono Preamp (RIAA Equalisation) Project ♪♪

    BEST 5: Phono Preamps