Top tube amplifier hifi diy for 2022

If you looking for tube amplifier hifi diy then you are right place. We are searching for the best tube amplifier hifi diy on the market and analyze these products to provide you the best choice.

Product Features Editor's score Go to site
Nobsound 6N8P+6P3P HIFI Single-Ended Pure Class A Tube Amp Vacuum Power Amplifier DIY Kit Nobsound 6N8P+6P3P HIFI Single-Ended Pure Class A Tube Amp Vacuum Power Amplifier DIY Kit
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Nobsound EL34 Class A Single-ended Tube Amplifier Stereo HiFi Amp DIY Kit 1Set Nobsound EL34 Class A Single-ended Tube Amplifier Stereo HiFi Amp DIY Kit 1Set
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Nobsound 6J4+6P6P Vacuum Tube Pre-Amplifier Stereo HiFi Preamp DIY Kit 1Set Nobsound 6J4+6P6P Vacuum Tube Pre-Amplifier Stereo HiFi Preamp DIY Kit 1Set
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YAQIN MC-13S EL34 (6CA7) 4 Vacuum Tube Integrated Push-Pull Amplifier (Silver) YAQIN MC-13S EL34 (6CA7) 4 Vacuum Tube Integrated Push-Pull Amplifier (Silver)
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Nobsound Stereo Hi-Fi Push-Pull EL84 Vaccum Tube Amplifier PCB | DIY Kit | Assembled Board (DIY Kit) Nobsound Stereo Hi-Fi Push-Pull EL84 Vaccum Tube Amplifier PCB | DIY Kit | Assembled Board (DIY Kit)
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Nobsound NS-02E Vacuum Tube Headphone Amplifier Stereo HiFi Earphone Pre-Amp DIY (Black) Nobsound NS-02E Vacuum Tube Headphone Amplifier Stereo HiFi Earphone Pre-Amp DIY (Black)
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Nobsound Luxury 6J110 Vacuum Tube Audio Hifi Stereo Pure Tube Headphone Preamplifier Assembled Board Diy Nobsound Luxury 6J110 Vacuum Tube Audio Hifi Stereo Pure Tube Headphone Preamplifier Assembled Board Diy
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Nobsound EL34 Pure Vacuum Tube Amplifier Single-ended Class A HiFi Stereo Power Amp 12W+12W (DIY Kit) Nobsound EL34 Pure Vacuum Tube Amplifier Single-ended Class A HiFi Stereo Power Amp 12W+12W (DIY Kit)
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Nobsound 6P6P+6J8P Class A Single-ended Tube Amplifier Hifi DIY Valve AMP 4Wx2 Nobsound 6P6P+6J8P Class A Single-ended Tube Amplifier Hifi DIY Valve AMP 4Wx2
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Nobsound FU-7 Tube Amplifier HiFi Class A Single-Ended Integrated Amp DIY KIT Nobsound FU-7 Tube Amplifier HiFi Class A Single-Ended Integrated Amp DIY KIT
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Reviews

1. Nobsound 6N8P+6P3P HIFI Single-Ended Pure Class A Tube Amp Vacuum Power Amplifier DIY Kit

Feature

This is a DIY kit (a full suit) and you need to solder it by yourself.
This product contains all of the tube amplifier kit (includes a bottom panel and a power cord). The correct voltage and plug specifications will be sent.
This DIY kit needs professional skill. And it only includes a product diagram instead of a step-by-step instruction manual.
This product uses gold-plated output terminals. The bottom panel and the wooden side panel are complimentary (totally free).
Please note that we only recommend this product to customers that have a certain of audio and welding knowledge. This is a DIY kit. If you start to assemble it, returning will cause much loss to us. Of course, if there are something missing or defective, please contact us and we are willing to send you the replacement parts.

Description

Item specifics:
  • Tubes: 5Z4P / 5U4C * 1 + 6N8P / 6H8C * 2 + 6P3P / 6L6GC * 2
  • Power supply: 300v * 2 6.3v 5v 3.15v * 2
  • Signal / Noise Ratio: 95dB
  • Distortion: less than 1% at full power
  • Frequency: 10HZ-70KHZ 3dB
  • Output Power: 7W +7 W
  • Voltage: 100V-240V
  • Size: 290 * 170 * 150 mm
  • Weight: 8KG

2. Nobsound EL34 Class A Single-ended Tube Amplifier Stereo HiFi Amp DIY Kit 1Set

Feature

This product is a DIY kit and you need to solder it by yourself. It will be an excellent match for DIY HiFi friends.
The package contains all of the tube amplifier kit (including a bottom panel and a power cord).
This product requires professional skill. And only a diagram is provided instead of a step-by-step manual.
Please note that we only recommend this product to customers that have a certain of audio and welding knowledge. This is a DIY kit. If you start to assemble it, returning will cause much loss to us. Of course, if there are something missing or defective, please contact us and we are willing to send you the replacement parts.

Description

Parameters:

  • With original and new tubes 6n9p+EL34B
  • Input Impedance: 100Kohm
  • Output Impedance:4ohm 8ohm
  • Signal to Noise Ratio: 89dB
  • Input Sensitivity: 500--2000mV
  • Input :110V/ 220V
  • Output power:13w+13w (RMS)
  • Frequeney responses: 20Hz--30KHz+/-1dB
  • Supply Votage: all voltages are available 60Hz/50Hz
  • Total Hamonic Distortion: less than 1%(1KHz)
  • Tubes Included: 2pcs EL34B, 2pc 6N9P, 1pc 5Z3P
  • Maximum input peak500mW
  • Dimension:350(W)*50(H)*170(D)mm
  • Weight: 9.5kg
  • With 2 new original BENNIC 0.33UF630V Capacitor, 2 ELNA 220UF/63V Resistor


Notice:

  • The loading resistor of this product is 4 ohm /8 ohm. Please do not change the value. Otherwise, the 6P3 loading resistance will be changed too.
  • Please don't cut off the loading when it's working.
  • If you want to connect this amplfier with a preamplifier when playing, please turn on the preamplifier first.
  • Please preheat the tubes before using.

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

Feature

This product is a DIY kit and you need to solder it by yourself. It will be an excellent match for DIY HiFi friends.
The package contains all of the tube amplifier kit (including a bottom panel and a power cord).
This product requires professional skill. And only a diagram is provided instead of a step-by-step manual.
Please note that we only recommend this product to customers that have a certain of audio and welding knowledge. This is a DIY kit. If you start to assemble it, returning will cause much loss to us. Of course, if there are something missing or defective, please contact us and we are willing to send you the replacement parts.

Description

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

4. YAQIN MC-13S EL34 (6CA7) 4 Vacuum Tube Integrated Push-Pull Amplifier (Silver)

Feature

MC-13S is the latest upgraded version of MC-10L, powered by Yaqin 6CA7T tubes
An analog VU meter monitors the average of the two channel output levels
Class A push-pull power amplifier to reduce distortion

Description

Specification
Output Power:40W + 40W (8ohm)
Frequency Response:10Hz -- 60kHz (2dB)
Signal/Noise Ratio: 85dB (A)
Load impedance: 8ohm or 4ohm
Distortion:0.9%(28W)
Maximum Power Consumption:220W
Sensitivity:0.26V
Tubes: 6CA7T x 4 12AX7B x 2 12AU7 x 2

5. Nobsound Stereo Hi-Fi Push-Pull EL84 Vaccum Tube Amplifier PCB | DIY Kit | Assembled Board (DIY Kit)

Feature

This is a DIY Kit with PCB and all parts. You need to assemble it by yourself.
Inspired by Audio Note EL84 PP
Push-Pull EL84 vaccum tube amplifier board
Power transformer: AC250v 350ma 6.3v 4a; Output transformer: Primary 8k to 12k, 25 watts
PCB 2.2 mm thick; PCB Size: 170223mm

Description

Pakcing List:
1 * DIY Kit

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

Feature

The Nobsound NS-02E can provide soft and warm sound while maintaining its exceptional clarity.
The default tube is 6N3, which can be easily replaced with 6A8Q, 2C51, 5670, 5185, 6385, 6185, WE396, ECC 42, 6H3N, 6H3II, ECF82, 6CC42.
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.
The Nobsound NS-02E can also be used as a tube pre-amplifier.
The affordable price makes both Hi-Fi freshmen and Hi-Fi veterans can enjoy it.

Description

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 power high-performance headphones including the HD 580, HD 600, K 701, K 702, Q 701, DT880, T70, T90, SR225, SR325, RS1e. It will also be a good match for active speaker systems.

The Nobsound NS-02E can also be used as a tube pre-amplifier. You can connect it with any types of power amplifier to upgrade the musicality and dynamic of the original system.

What's more, its high playability can provide more pleasures for you. The default tube is 6N3, which can be easily replaced with various types of tube as below:

  • United States: 6A8Q, 2C51, 5670, 5185, 6385, 6185, WE396
  • Europe: ECC 42
  • Soviet Union: 6H3N, 6H3II
  • Germany: ECF82
  • Czech Republic: 6CC42

Definitly, you will always find a place for it in your stereo system.

Specifications:

  • Tube: 6N3
  • Output power: 1100 mW (32 ohm)
  • Adapter Headphone Impedance: 18-600 ohm
  • Total harmonic distortion: <0.005%
  • SNR: 110 dB
  • Frequency Response: 20 Hz - 30 kHz
  • Size: 90 * 90 * 39 mm (L * W * H; 3.54 x 3.54 x 1.54 inches) /H: 80 mm with tube and feet
  • Net weight: 165g
  • Colors Available: Black, Silver
  • Input and Output Audio Jacks: 3.5 mm

Package include:

  • 1 NS-02E amp
  • 1 power supply

7. Nobsound Luxury 6J110 Vacuum Tube Audio Hifi Stereo Pure Tube Headphone Preamplifier Assembled Board Diy

Feature

This is assembled board and tested well.
Tubes6J1*10; Power supply: Dual AC 12V-13V
The board with a boost 120V; PCB size: 15CM * 10CM
Need E-type power transformer about 50W
It can push 16-120 headphone

Description

Parameters:
Filament voltage (Uf) = 6.3V;
Filament current (If) = 0.17A;
Anode voltage (Ua) = 120V;
Anode current (Ia) 4.5 ~ 12mA;
The second gate voltage (Ug2) = 120V;
The second gate current (Ig2) 3.2mA;
Transconductance (S) = 5.2 1.4mA / V.
(Electrode capacitance) input capacitance (Cin) = 4.3pF;
Output capacitance (Cout) = 2.35pF;
Transition capacitance (Cag) 0.02pF;
Between the filament and the cathode capacitance (Cfk) = 4.65pF
(Limit the use of data) maximum filament voltage (Ufmax) = 7V;
The minimum filament voltage (Ufmin) = 5.7V;
Maximum anode voltage (Uamax) = 200V;
The second largest gate voltage (Ug2maxp) = 150V;
The maximum voltage between the filament and the cathode (Ufkmax) 120V;
Maximum cathode current (Ikmax) = 20mA;
Maximum anode dissipation power (Pamax) = 1.8W;
The maximum power dissipation of the second gate (Pg2max) = 0.55W;
The maximum first gate resistance (Rgmax) = 1M.

Package:
6j1 tube * 20pcs
Assembled Preamp Board * 1 pc

8. Nobsound EL34 Pure Vacuum Tube Amplifier Single-ended Class A HiFi Stereo Power Amp 12W+12W (DIY Kit)

Feature

This product designed by Douk Audio and Boyuu in 2017 is a full set of pure vacuum tube amplifier DIY Kit, which needs to be assembled by yourself. It is very suitable for audiophiles enjoying DIY. If you want a finished product, please search ASIN: B0757LZX31.
Power Transformer -- Adopting neat and beautiful impoted 0.35mm iron core with multiple composite vacuum impregnation technology. Adopting 96-60 large iron core with 200W rated power and imported 0.35mm high magnetic flux silicon steel sheets. Using high-quality oxygen-free enameled wires with multiple-laying and intensive-wiring technique, which ensure its very low no-load current characteristics as well as no vibration and noise.
Output Transformer -- Using high-quality plate and stretched transformer cover. Adopting multiple-part intensive-wiring technique and using JAPAN ultra-thin pure wood insulating paper. Adopting classic input in series and output in parallel design, which can add high-inductance and low-leakage characteristics.
Power Circuit -- Using double high-voltage full-wave rectifier vacuum tubes 315V+315V, impoted power inductance iron core, type power filtering capacitances and imported Philips / Japan RUBY power filtering capacitances. Adopting imported audiophile capacitances to filter the signal. Using Dutch Philips Premium audio capacitances as its coupling capacitances, which can ensure its clear and emotional sound output.
Amplifying Circuit -- Improving based on classic JAPAN SUN circuit design. Each channel adopts two parallel common-cathode triodes, which ensures its high output vlotage and large driving current. Its sound output is full of emotions especially on treble part; Metal Chassis -- Adopting perfect offset type design without any screws on the shell.

Description

Shipping date:

This item will be shipped by UPS from China, which usually take 4~7 days to arrive.

Parameters:

  • Type: Single-Ended Class A
  • Input Voltage: 110V-120V / 50-60Hz
  • Output Power: 12W* 2 (ultra-linear connection)
  • Frequency Response: 20Hz - 28KHz
  • Output impedance: 4,8
  • SNR: 88dB
  • Total Harmonic Distortion: 1% (1kHz)
  • Input Sensitivity: 750MV
  • Input impedance: 100K (two input signals)
  • Audio input: 2 Stereo L/R RCA
  • Audio output: 1 Banana Speaker Jacks
  • Dimensions(W D H): 310 268 165mm
  • Weight: About 11Kg(You can see the quality from its heavy weight)

Package includes:

  • 1 full set of amp kit
  • 1 power cord

9. Nobsound 6P6P+6J8P Class A Single-ended Tube Amplifier Hifi DIY Valve AMP 4Wx2

Feature

This product uses annealed silicon steel sheets and oxygen-free copper wires to build its transformer.
This product follows the classic 6J8P-6P3P combination design, which makes its sound rich tube style, full intermediate frequency and excellent low frequency.
This product uses crystal wiring heads to decline the contact resistance, which can prevent any distortion caused by poor contact (be compatible with 4/8 speakers).
This product uses solid wood and stainless steel to build its chasis, which makes it both elegant and durable.
This product is totally handmade by our skillful technicians. And every product has been tested and examined well before leaving the factory.

Description

Parameters:

  • Output Power: 4Wx2 (ultra linear connection)
  • Frequency response: 20Hz-20KHz
  • Output Impedance: 4, 8
  • Total harmonic distortion: 1% (1kHz)
  • Input Impedance: 100K
  • Input sensitivity: 1V
  • SNR: 88dB
  • Input voltage:100V-130V / 200-240V 50Hz-60Hz
  • Power transformer power: 140W
  • Power transformer: 0.35mm / Z11 / 96*45mm / power 150W
  • Output transformer:0.35mm / Z11 / 66*40mm / power 6W
  • Dimensions (W D H): 340mm 200mm 60mm
  • Weight: Net 8.1KG (GW about 10Kg)----From the weight you can see the quality

Default tubes:

Preamp tube: 6J8P * 2, Power tube: Shuguang 6P6P * 2, rectifier: 5Z2P * 1

The tube position from left to right: 6P6P, 6J8P, 5Z2P, 6J8P, 6P6P

Package:

  • 1PC finished machine
  • 5PCS tubes
  • 1PC power cord

10. Nobsound FU-7 Tube Amplifier HiFi Class A Single-Ended Integrated Amp DIY KIT

Feature

This product is a DIY kit and you need to solder it by yourself. It will be an excellent match for DIY HiFi friends.
The package contains all of the tube amplifier kit (including a bottom panel and a power cord).
This product requires professional skill. And only a diagram is provided instead of a step-by-step manual.
Additional 30 dollars wil be needed if you want a finished product (please mail us).

Description

Technical Parameter:

  • Maximum output: 10W 2 (8ohm)
  • Input Impedance: 100Kohm
  • Output Impedance: 4ohm 8ohm
  • Signal to Noise Ratio: 89dB
  • Input Sensitivity: 500--2000mV
  • Total Hamonic Distortion: less than 1% (1KHz)
  • Frequeney responses: 20Hz - 18KHz +/- 1dB
  • Input Voltage110V-120V220V-240V/50-60Hz
  • Tubes used: 2pcs FU7, 2pcs 6N8P, 1pc 5Z3P
  • Size: 350mm (W) 50mm (H) 170mm (D)
  • Weight: 10Kg

Conclusion

By our suggestions above, we hope that you can found the best tube amplifier hifi diy for you. Please don't forget to share your experience by comment in this post. Thank you!