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This class a single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality with headphone amp function ASIN: B076CC92BX. Using antimagnetic transformer covers to shield current interference and achieve much lower static noise.

Unique design and attractive appearance, exquisite black lacquered panel and retro vacuum tube are combined to create a luxurious and elegant artistic atmosphere, very suitable for home and desktop audio system use.
Mkiii is added with coaxial and optical inputs as well as active subwoofer output. With 5 kinds of audio input bluetooth, optical, pc, psp, subwoofer, 3.5mm headphone, compatible with almost all audio devices such as mobile phone, RCA and 3 kinds of audio output Banana speakers, notebook, USB, Coaxial, CD players and so on to meet the different needs of home audio systems.


Prompt and courteous customer service. 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.

The sound is full of space sense with rich details, much ultra-low distortion, extended and delicate high frequency, greater control ability and linearity, full and mellow mid frequency. Vintage and pluggable 2j27s vacuum tube: military-grade tube with strong quality, adopts pure ceramic tube socket with anti-oxidation contact to ensure the best insulation performance.
Nobsound e6 adopts direct heated vacuum tubes, this type of tube preamp is rare in the market, and excessive drive current easily affects the balance, because of difficulties in the control of noise level degree and the balance degree of high, but the sound is absolutely amazing compared with in-directly heated tubes, medium and low frequency, the sound is so elegant and beautiful that nobody can escape from its intoxicating timbre.

2*3. 5 mm output can also be connected to digital amplifiers and active multimedia audio devices.


It has a classic and graceful appearance. This class a single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. Please connect your speakers both 4Ω and 8Ω to 8Ω and 0Ω posts.
This version has headphone output, which suits for 32Ω-600Ω impedance all kinds of headphones. Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating. Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.


1. Nobsound
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Nobsound 6P1 6.8W x 2 Vacuum Tube Power Amplifier; Stereo Class A Single-Ended Audio Amp Handcrafted
#adNobsound #ad - This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power.This class a single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality with headphone amp function ASIN: B076CC92BX. Using antimagnetic transformer covers to shield current interference and achieve much lower static noise.
More information #ad
The bass part is deep and powerful and the vocal part is sweet and intoxicating. Its sound output is full of analog style. It has a classic and graceful appearance. The vu meters and vacuum tubes makes it more elegant and attractive.Brand | Nobsound #ad |
Manufacturer | Nobsound #ad |
Weight | 15.25 Pounds |
Part Number | DJ420 & DJ428 |
Model | 4330977234 |
More information #ad
2. Nobsound
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Nobsound MS-10D MKIII HiFi Bluetooth Hybrid Tube Power Amplifier Stereo Subwoofer Amp USB/Opt/Coax
#adNobsound #ad - With treble and bass control to bring more delicate sound according to your own listening style. The circuit design is also upgraded to ensure lower background noise and purer sound. Using 6p1 and 6n1 vacuum tubes, smooth and delicate, the sound is clear, warm, U-disk supporting lossless music formats such as WMA/WNV/MP3/FLAC to provide HiFi enjoyment.Unique design and attractive appearance, exquisite black lacquered panel and retro vacuum tube are combined to create a luxurious and elegant artistic atmosphere, very suitable for home and desktop audio system use.
More information #ad
Mkiii is the upgrade version of our popular mkii. Low-requency signal output is speciallyed designed to connect active subwoofer, strengthen bass sound effects to bring more shocking experience just like in the cinema. Mkiii is added with coaxial and optical inputs as well as active subwoofer output. With 5 kinds of audio input bluetooth, optical, pc, psp, subwoofer, 3.5mm headphone, compatible with almost all audio devices such as mobile phone, RCA and 3 kinds of audio output Banana speakers, notebook, USB, Coaxial, CD players and so on to meet the different needs of home audio systems.
Brand | Nobsound #ad |
Manufacturer | Nobsound #ad |
Height | 0.63 Inches |
Length | 1.26 Inches |
Weight | 10 Pounds |
Width | 1.06 Inches |
Part Number | Ms-10d 110v |
Model | Ms-10d 110v |
More information #ad
3. Dayton Audio
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Dayton Audio HTA100BT Hybrid Stereo Tube Amplifier with Bluetooth USB Aux Phono in Sub Out 100W
#adDayton Audio #ad - Brushed aluminum housing with vintage front panel VU meters lends a clean, modern look with a nod to classic aesthetics. Authentic vacuum tube warmth and character with class AB amplifier efficiency produces an articulate and natural sonic experience.More information #ad
Mono rca subwoofer output gives you the ability to enjoy a 2. 1 system when connected to an active sub. Convenient input connections including USB, coaxial, stereo RCA, optical, phono, and Bluetooth V5. Powerful 50 watts per channel of audiophile fidelity that is sure to please even the most discerning ear.Brand | Dayton Audio #ad |
Manufacturer | Dayton Audio #ad |
Weight | 13.85 Pounds |
Part Number | 300-3842 |
Model | HTA100BT |
More information #ad
4. Nobsound
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Nobsound NS-08E Vacuum Tube Headphone Amplifier Hi-Fi Valve Headphone Amp Stereo Audio Preamplifier
#adNobsound #ad - Ns-08e is a hi-fi tube headphone amp. It can offer >=1100mw at 32Ω and can drive 18~600 ohm headphones & headsets. Very solid workmanship.Prompt and courteous customer service. 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.
More information #ad
Cnc aluminum shell with super mini size. 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. For any questions, please contact us on Amazon.Brand | Nobsound #ad |
Manufacturer | Nobsound #ad |
Part Number | 769700919653 |
Model | 769700919653 |
More information #ad
5. Nobsound
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Nobsound E6 Direct Heated Vacuum Tube Preamp Class A Stereo Audio Pre-Amplifier
#adNobsound #ad - Standard rca connectors and strong compatibility: perfectly work with digital audio source such as phone, MP3, CD, greatly improve the sound for headphone amplifier, DVD etc. Amazing direct heated tubes design: this type features excellent characteristics, more transparent sound and little background noise.The sound is full of space sense with rich details, much ultra-low distortion, extended and delicate high frequency, greater control ability and linearity, full and mellow mid frequency. Vintage and pluggable 2j27s vacuum tube: military-grade tube with strong quality, adopts pure ceramic tube socket with anti-oxidation contact to ensure the best insulation performance.
More information #ad
To filter out the digital feeling to get warm and sweet sound, computer, power amplifier or active speakers. Mini size with exquisite appearance: compact design adopts metal case and thickened golden panels with better shielding performance, power switch and volume control are integrated into one knob for convenient use, retro slight light red filament inside tubes decorates audio system mystically. Nobsound e6 adopts direct heated vacuum tubes, this type of tube preamp is rare in the market, and excessive drive current easily affects the balance, because of difficulties in the control of noise level degree and the balance degree of high, but the sound is absolutely amazing compared with in-directly heated tubes, medium and low frequency, the sound is so elegant and beautiful that nobody can escape from its intoxicating timbre.
Brand | Nobsound #ad |
Manufacturer | Nobsound #ad |
Model | XZ-E6 |
Warranty | 1-Year Limited Warranty |
More information #ad
6. Douk Audio
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Nobsound Little Bear FU32832A Vacuum Tube Headphone Amplifier ; Mini HiFi Stereo Preamp
#adDouk Audio #ad - Mini size with attractive appearance, compact design makes it suitable for desktop audio system. Not only as a headphone amplifier, but also as a preamp for your other power amplifier, compatible with wide impedance range12-200Ω, convenient and efficient to improve sound quality.2*3. 5 mm output can also be connected to digital amplifiers and active multimedia audio devices.
More information #ad
Default beijing fu32 vacuum tube, can be upgraded to gu-32/832; default ne5532 op amp, jrc4558, can be upgraded to opa2604, OPA2132, OP275 and so on for enjoying different tones.1*3. 5 mm stereo jack input, can be connected to computer, cd, mobile phone and lossless player.Brand | Douk Audio #ad |
Manufacturer | Nobsound #ad |
Weight | 0.71 Pounds |
Part Number | GFJ738 |
More information #ad
7. Douk Audio
#ad
Nobsound 12AX7 ECC83 12AU7 ECC82 Vacuum Tube Preamp HiFi Preamplifier
#adDouk Audio #ad - Note: tube models may vary according to supply chain. Improved circuit; vacuum tube: shuguang 12ax7 ecc83 * 2 / 12au7 ecc82 * 2 / 6Z4 * 2. Their performance are the same. Excellent scaffolding design, reasonable, symmetrical device layout, regular, strictly respect the grounding line.More information #ad
Full aluminum chassis with wood side panel; 4 Set of stereo L/R RCA auido input, 1 set of RCA output. Power transformers 76 * 40 h250 035 sheets; japan alPS 16 A-type audio potentiometer.Brand | Douk Audio #ad |
Manufacturer | Nobsound #ad |
Part Number | DJ417F |
Model | DJ417F |
More information #ad
8. Nobsound
#ad
Nobsound 6P1 6.8W x 2 Vacuum Tube Power Amplifier; Stereo Class A Single-Ended Audio Amp Headphone Amplifier Handcrafted with Headphone Amp Function
#adNobsound #ad - The toggle on the front panel is to switch between speaker and headphones. This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power.It has a classic and graceful appearance. This class a single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. Please connect your speakers both 4Ω and 8Ω to 8Ω and 0Ω posts.
More information #ad
The vu meters and vacuum tubes makes it more elegant and attractive. Using antimagnetic transformer covers to shield current interference and achieve much lower static noise. This version has headphone output, which suits for 32Ω-600Ω impedance all kinds of headphones. Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating. Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.
Brand | Nobsound #ad |
Manufacturer | Nobsound #ad |
Weight | 15.85 Pounds |
Part Number | DJ428 |
Model | DJ428 |
More information #ad
9. Douk Audio
#ad
KT88, Cathode Current, KT66, Nobsound Vacuum Tube Amp Amplifier Plate Bias Current Probe Tester 8 Pin Socket for EL34, 6L6, 5881, 6550, KT100, 7027 CT1-C, KT120, 6V6
#adDouk Audio #ad - Copper with excellent conductivity; Ceramic socket and gold pins. Ct1-c is a bias current probe tester for testing CATHODE current of vacuum tubes.More information #ad
Suitable for tube model el34, 5881, 6v6, 6l6, kt100, kt66, KT88, kt120, 6550, 7027 etc. Banana jack plug, same as your multi-meter probe; Tube socket cable lengh: 23cm.Brand | Douk Audio #ad |
Manufacturer | Nobsound #ad |
Part Number | GFB1170 |
Model | GFB1170 |
More information #ad
10. Douk Audio
#ad
7027 CT1-P, KT88, 6L6, 5881, KT120, 6V6, 6550, Nobsound Vacuum Tube Amp Amplifier Plate Bias Current Probe Tester 8 Pin Socket for EL34, Plate Current, KT100, KT66
#adDouk Audio #ad - Copper with excellent conductivity; Ceramic socket and gold pins. Suitable for tube model el34, kt100, 6550, kt88, 6l6, 5881, 6v6, KT66, kt120, 7027 etc.More information #ad
Ct1-p is a bias current probe tester for testing PLATE current of vacuum tubes. Banana jack plug, same as your multi-meter probe; Tube socket cable lengh: 23cm.Brand | Douk Audio #ad |
Manufacturer | Nobsound #ad |
Part Number | GFB1169 |
Model | GFB1169 |
More information #ad