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]
Product Description Channel Type: 2.0 / Stereo Power Input: AC12V 1A /5.5*2.1 plug Knob Functions: power switch / volume control
Instructions: 1, AC 12V input: Using DC5.5 * 2.1 socket, 12V AC power adapter is available, you can also use 12V AC transformer, if you use 12V AC transformer, power lines need to solder on the circuit board. Remember: You can not use a DC power input, otherwise it does not work! 2, the left-channel input / right channel input: Audio signal input, can be connected to mobile phones, computers, M3, MP4, and other music players. 3, the output of the left channel / right channel output: The audio signal output terminal can be connected to the audio signal input amplifier, power amplifier boards, t... [Read More]
Introduction This tube preamp is based on the famous Matisse circuit, some modifications have been applied to expand the range of frequency, it sounds smooth and punchy. It's built up with 2 PCBs, the thickness of the lower main circuit PCB is 2mm which can avoid damage when replacing tubes, the upper PCB is for shielding and protection, excellent design! Features * Components: Selected 6N3 tube, Panasonic high voltage capacitors, special ordered high voltage out-couling capacitors, 1% tolerance metal film resistors, quality sealed mini potentiometers. * Glass fiber golden board, red sold... [Read More]
Description: 1. Welded product Channel Type: 2.0 / Stereo Power Input: AC12V 1A /5.5*2.1 plug Knob Functions: power switch / volume control Features: * FE-6J1-2.0B designed for music enthusiasts design and development. Today, due to the improvement of people's living standards, the pursuit of quality has been improved, in the 1960s, can hear the sound of music has been very satisfied, and now, what we need is high-quality music, including automotive CD, lossless format WAV, APE, FALC. But sad reminder that: often not download these lossless formats of music, but to hear high-fidelity sound qua... [Read More]
WINGONEER trademark Reg.NO:4747611WINGONEER Portable HIFI Headphone Amplifier PCB AMP DIY Kit For Classic 47 DIY with Case High QualityDescription:This is kits, included all components as the main photo show, but it need assembled its by yourselfWorking Voltage: DC 12-18VPlug Size: 5.5*2.1mmInput Polarity: inside +, outside -PCB Size: 83.1mm*45mmNotice: Attached electrical schematic diagram and installation instructionsPackage List:1 x WINGONEE Set of Headphone Amplifier Module Kits + Case
Features: FE-6J1-2 fever tube pre-amp board is the circuit schematic design imitation crew Music fax X-10D, to be rational optimization, more stable performance than the original machine, tube play 10% increase. Using a single 12V AC input, comes with boost function, low supply voltage to the effect of high-pressure tube. The capacitance filter of 8 470UFs is very clean. Excellent power supply system to ensure that the four 470UF capacitor filter clean, tube filament is connected in series, DC 12V power supply, reducing noise. Using MET series of non-polar capacitor, high-frequency low-resista... [Read More]
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.
This headphone amplifier DIY kit adopts NE5532 operational amplifier, which can ensure good sound quality.Features: Adopt NE5532 operational amplifier. Play with good sound quality. Wide range for input voltage: DC9V-18V. Standard 3.5mm audio input/output interface. With rotating knob for volume adjustment. Components can be well protected by the transparent housing.Specifications: Quiescent Current: 6mA Power Supply: DC9V-18V(Recommend 12V) Audio Input/Output Interface: 3.5mm PCB Board Size: 60 * 40mm / 2.36 * 1.57in Finished Product Size: 70 * 50 * 22mm / 2.75 * 1.97 * 0.87in Product Weight:... [Read More]
Features: Adopts NE5532 operational amplifier. Can play good sound quality. Wide range for input voltage: DC12~18V. Uses 5.5mm inner/2.1mm outer interface. Includes rotating knob for volume adjustment. With transparent case, components can be well protected.Specifications: Material: FR4 + Acrylic Working Voltage: DC12~18V Plug Type: 5.5mm inner, 2.1mm outer Input Polarity: inside positive, outside negative PCB Board Size: Approx. 8.2 * 4.4cm / 3.23 * 1.73in Finished Product Size: 9.2 * 7 * 2.4cm / 3.62 * 2.76 * 0.94in Product Weight: 85g / 3oz Package Size: Approx. 11 * 8 * 3cm / 4.33 * 3.15 *... [Read More]
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 Note: Please contact us for the instructions.
* TOOGOO is a registered trademark. ONLY Authorized ller of TOOGOO can ll under TOOGOO listings.Our products will enhance your experience to unparalleled inspiration. TOOGOO(R) Newest 6J1 tube preamp amplifier board Pre-amp Headphone amp 6J1 valve preamp bile buffer diy kits(6J1 tube preamp amplifier board+Transparent shell parts)FE-6J1-2 fever tube pre-amp board is the circuit schematic design imitation crew Music fax X-10D,to be rational optimization,more stable performance than the original machine,tube play 10% increa. This board us a single 12V AC input,the circuit processing provides 6J1... [Read More]
SODIAL(R) Portable Headphone Amplifier Board AMP Module Kits For Classic 47 DIY with Casematerial: metalPacking List:1 Set X headphone Amplifier Module Kits +CaseNote:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.
Notice:Both 4Ω and 8Ω speakers can connect to the 8Ω and 0Ω posts of this amplifier. Specifications: Output power: 6.8W * 2 Frequency response: 20Hz-20KHz Input impedance: 100K ohms Output impedance: 4/8Ω SNR: 90db Input Sensitivity: 500mv-2000mv Harmonic distortion: 1% (1KHz) Tube: 5Z4P * 1 6H8C * 2 6P1 * 4 Operating voltage: 110V Weight: about 7 kg Size: 260mm * 215mm(including terminals and knobs 260mm) * 150mm (W*D*H) Package includes: Finished tube amplifier ×1 Power cable ×1
Description:Input: AC12V/0.8AColor: MulticolorMaterial: PCBSize: L*W*H: 7.7*7.5*5.2cm(3.03*2.95*2.05in)Package Includes: 1(Set) x Tube amplifier DIY kitNote:- Please refer to the measurement. Tiny measuring error is allowable in normal range. - There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.Package Including1(Set) x Tube amplifier DIY kit
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This headphone amplifier DIY kit adopts NE5532 operational amplifier, which can ensure good sound quality.Features:Adopt NE5532 operational amplifier.Play with good sound quality.Wide range for input voltage: DC9V-18V.Standard 3.5mm audio input/output interface.With rotating knob for volume
This headphone amplifier DIY kit adopts NE5532 operational amplifier, which can ensure good sound quality.Features:Adopt NE5532 operational amplifier.Play with good sound quality.Wide range for input voltage: DC9V-18V.Standard 3.5mm audio input/output interface.With rotating knob for volume
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