Top 10 Best mini tube amplifier

Top 10 Best mini tube amplifier in 2021 Comparison Table

Bestseller No. 1
Nobsound MS-10D MKIII HiFi Bluetooth Hybrid Tube Power Amplifier Stereo Subwoofer Amp USB/Opt/Coax
  • MKIII is the upgrade version of our popular MKII. MKIII is added with coaxial and optical inputs as well as active subwoofer output. The circuit design is also upgraded to ensure lower background noise and purer sound.
  • With 5 kinds of audio input (Bluetooth, USB, Coaxial, Optical, RCA) and 3 kinds of audio output (Banana speakers, subwoofer, 3.5mm headphone), compatible with almost all audio devices such as mobile phone, notebook, PC, PSP, CD players and so on to meet the different needs of home audio systems.
  • 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. With treble and bass control to bring more delicate sound according to your own listening style.
  • Using 6P1 and 6N1 vacuum tubes, the sound is clear, warm, smooth and delicate, 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.
Bestseller No. 2
Reisong A10 EL34 Hi-Fi Audio Stereo Tube Amplifier Single-end Class - A Amp
  • Please pay attention before buying, We received feedback from many buyers, reflecting that Reisong A10 Amp have not enough power. Please confirm that your speaker is a bookshelf speakers with a sensitivity 89db or more. We don't think Reisong A10 work well with a floorstanding Speaker or the low sensitivity speakers.
  • Manual welding, preferred audiophiles, output transformer switch to the 76x40 higher end output transformer.
  • If there is no sound from the machine after waiting for a few minutes, Please make sure the power is connected properly. And try pressing the Black Circle Button on the back of the machine (for switching between AUX and CD modes)
  • Tube EL34 x 2,6N2J x 2,5Z4PJ x 1
  • Reisong Boyuu A10 Amp with tubes protective cover. If you need a circuit diagram, please contact us by email, thank you.
Bestseller No. 3
Nobsound Little Bear FU32(832A) Vacuum Tube Headphone Amplifier ; Mini HiFi Stereo Preamp
  • Not only as a headphone amplifier, compatible with wide impedance range(12-200Ω), but also as a preamp for your other power amplifier, convenient and efficient to improve sound quality.
  • 1*3.5 mm stereo jack input, can be connected to computer, CD, mobile phone and lossless player. 2*3.5 mm output can also be connected to digital amplifiers and active multimedia audio devices.
  • Default Beijing FU32 vacuum tube, can be upgraded to GU-32/832; Default NE5532 op amp, can be upgraded to OPA2604, JRC4558, OPA2132, OP275 and so on for enjoying different tones.
  • Mini size with attractive appearance, compact design makes it suitable for desktop audio system.
Bestseller No. 4
Nobsound NS-10P Mini Vacuum Tube Preamp Audio Hi-Fi Stereo Pre-Amplifier Treble & Bass Control
  • Notice: ① Preamplifier needs to work with amplifiers or active devices; ② 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
Bestseller No. 5
[Fosi Audio T20 with 5654W Tubes] Bluetooth Tube Amplifier Stereo Receiver 2 Channel Mini Hi-Fi Power Preamp Compact Integrated Headphone Amplifier for Home Passive Speakers with 5654W Vacuum Tubes
  • CSR64215 wireless Bluetooth 4.2 core support aptX low latency, Streaming range up to 39ft(12m), With Bluetooth and AUX selector, no pop when Bluetooth connecting.
  • 2.50W RMS x2 power output(4 ohms, 20 Hz - 20 kHz, 0.04% THD), built-in speakers protection circuit, best for outdoor/ bookshelf/ computer/ desktop /ceiling /floor standing speakers, can use iPod, Phone, MP3 players, TV, Echo Dot, CD players, or Streaming Media players as input.
  • 3.Adopt 2 x 5654W tubes to get clear audio sound, tubes can be replaced by 6K4, 6J1, 6AK5, 6ж1П, 6BC5, 403A/B, EF40, EF95 and so on, with headphone output for 16-64ohm headphones.
  • 4.Small simple compact design but practical and powerful, Hi-Fi Bluetooth amplifier receiver exclusively designed for the customers who pursue HiFi sound.
  • 5.Power amp + Headphone amp, perfectly suited for your desktop or a smaller space in your home or office, digital amplifier is easy to connect to your audio system with no software to install or settings to change.
Bestseller No. 6
Little Bear B4-X Portable Dual-Mono Vacuum Tube Headphone Amplifier; Mini Balanced Audio Headphone Amp B4 Upgrade Version
  • The difference between B4 and B4-X: ① B4-X is a dual-mono balanced version. Its left and right channel are amplified by independent components, and power supply, tubes, and op amp are all independent and symmetric. So the degree of sound separation is higher than B4.
  • ② B4-X adopts 2 groups of independent power supply(+12V and -12V) for 2 op amps, less mutual effects and can drive 300Ω headphones. ③ The circuit adopts dual op amp parallel output, with higher output power. ④ B4-X has 3.5mm and 2.5mm 2 kinds of output interface, suitable for most of balanced and standard headphones.
  • Mini size and unique design: built-in tube makes you have a tube amplifier which can be held by one hand, convenient to carry and can enjoy HiFi music everywhere. Full, delicate and soft sound: warmer than transistors, independent op amp and power supply inhance the SNR and degree of separation, less interplay and higher sound quality.
  • With built-in battery protection circuit: battery lets your listening feast without time limitation. It can't be turned on during charging and will power off automatically after fully charged, and charger LED will turn to green.
  • High-end making material and craft: using gold-plated socket, original nichicon electrolytic capacitor, original DALE resistors and precision ring resistance. Prompt and courteous customer service.
Bestseller No. 7
Dayton Audio HTA20BT Hybrid Stereo Tube Amplifier with Bluetooth 4.2 USB Aux in Headphone Sub Out
  • Tube warmth, class D efficiency
  • Bluetooth 4.2, Aux, and USB inputs
  • Subwoofer output for adding an active subwoofer
  • High quality headphone amplifier built in
  • Extremely low THD <0.1% @ rated power
Bestseller No. 8
Vox Electric Guitar Mini Amplifier (VXMSB25)
  • 25-watt 1-channel 1x10" Guitar Amplifier Mini Stack with Digital Reverb
  • Headphone/Line Output
  • Tremolo
  • Package Weight: 11.09 kilograms
SaleBestseller No. 9
NETGEAR Wi-Fi Range Extender EX3700 - Coverage Up to 1000 Sq Ft and 15 Devices with AC750 Dual Band Wireless Signal Booster & Repeater (Up to 750Mbps Speed), and Compact Wall Plug Design
  • EXTENDED WIRELESS COVERAGE: Adds Wi-Fi range coverage up to 1000 sq ft, and connects up to 15 devices such as laptops, smartphones, speakers, IP cameras, tablets, IoT devices, and more.
  • AC750 WI-FI SPEED: Provides up to 750Mbps performance using dual-band and patented FastLane(TM) technology.
  • UNIVERSAL COMPATIBILITY: Works with any wireless router, gateway, or cable modem with Wi-Fi.
  • WIRED ETHERNET PORT: Simply plug in game consoles, streaming players, or other nearby wired devices using the one 10/100M port for maximum speed.
  • SAFE & SECURE: Supports WEP and WPA/WPA2 wireless security protocols.
Bestseller No. 10
Rubie’s Rock Star Mic/Headset, Microphone Costume Accessory with Glitter Make-Up
  • One Size Fits Most
  • Includes: Plastic Toy Microphone and Glitter Makeup

Are you looking for top 10 good mini tube amplifier on the market in 2021? Our team had scanned more than 41,917 customer satisfaction about top 10 best mini tube amplifier in 2021, we have come up with the top 10 rated products you may be interested in. We have ranked the best brands from Artificial Intelligent and Big Data, as you see below:

Our Best Choice: FX AUDIO Tube Preamp for Home Audio NE5532 Replaceable Tube and OP Amp Chip Mini HiFi Stereo 6K4 Vacuum Tube Buffer Preamplifier with Bass and Treble Control RCA Cable for Amp/Active Speaker

Our rating:4.9 out of 5 stars (4.9 / 5)

Product Description

FX-Audio PreamplifierFX-Audio Preamplifier

Home Theatre PreampHome Theatre Preamp

Control the Bass&TrebleControl the Bass&Treble

Tube Preamp(Not for Turntable)



Tube type: 6K4

THD + N Ration: 0.03%

SNR: 100dB

Frequency Response: 20Hz-20kHz

RCA output / RCA RMS Level: 2Vrms

Input: RCA

Output: RCA

Operate: volume adjustment knob/bass&treble adjustment knob

Power supply: DC 12V 1A

Size: 100x 95x32mm

Weight: 0.45kg

In order to dedicated to serve audiophile and display our cultural concept of “enjoy music,enjoy life”, FX AUDIO developed the mini electronic tube preamp.

A vacuum tube audio pre-amplifier can maximize the sound quality of your mobile phone or computer in a limited space to achieve high-fidelity sound effects.

FX AUDIO tube preamplifier is designed by using aluminum alloy shell, PCB board of black immersion gold craft and gold-plated interface, mainly to enhance the weak voltage signal from the audio source and control the sound quality to achieve the effect of beautifying the sound.

Aluminum alloy material, durable and long service life

Metal oxidized and brushed texture shell

PCB board adopts black immersion gold process

The tube can be replaced with model 5654 / 6J1 etc.

The op amp chip(NE5532) can be replaced with model AD827JN and MUSE02

Independent control bass and treble

Can connect a variety of audio sources, power amplifiers and active or passive audio equipment


Tube preampTube preamp

HiFi Sound QualityHiFi Sound Quality

Wide CompatibilityWide Compatibility

Adopt 6K4 Vacuum Tube Design

The audio preamplifier is designed with two 64K vacuum tube, which can simulate natural sound,that is soft and delicate, dynamic and pleasing, strong and powerful, and very penetrating. FX AUDIO Pre-amplifier is the best choice for the friends who have high pursue with the sound timbre. (The tube can also be replaced according to personal preference).

HiFi Sound Quality

The function of the audio quality control of the audio preamplifier is to control the frequency characteristics of the audio system to achieve high-fidelity sound quality, or to modify and beautify the sound according to the listener’s preferences, but also to adjust the sound range to achieve balance Make the resolution of sound more natural and transparent.

Wide Compatibility

FX AUDIO tube preamplifier have a wide compatibility,which input can be connected to various audio source equipment, including mobile phones, computers, CD / DVD, etc. From RCA output ,the preamp can be connected the power amplifiers to use ,also can be connected directly to an active speaker.

Wide ApplicationWide Application

HiFi preamplifier is an electronic device between the audio source and the power amplifier ,which high-quality materials are durable and strong in heat dissipation.



Tube Preamp(TUBE-03MKII)


Chip Type






6J1+ 6P1

Bass & Treble








Bluetooth 5.0




Headphone Amplifier







RCA(Smartphone,PC/Laptop, CD/DVD)

RCA,BT(Smartphone,PC/Laptop, CD/DVD)


PC-USB, RCA, AUX (Smartphone,PC/Laptop, CD/DVD)

RCA,BT(Smartphone,PC/Laptop, CD/DVD)

RCA, PHONO(MM) RCA,BT(Smartphone,PC/Laptop, CD/DVD, PHONO )


RCA( Amplifier+ 4-8Ω passive speaker or active speaker )

RCA( Amplifier+ 4-8Ω passive speaker or active speaker 3.5mm headphone output )


RCA( Amplifier+ 4-8Ω passive speaker or active speaker )

Binding post(4Ω-8Ω passive Speaker)

6.35 Headphone (16-300Ω) Binding post 4Ω-8Ω passive Speaker )


Vacuum tube preamplifier / With bass and treble / Tone Control action: treble is ±7dB,bass is±14dB /Tube Type Repalce recommend: 6J1,GE5654 ect

Bluetooth vacuum tube preamplifier /Tone control action: Treble is ±12dB,Bass is ±6dB /Tube Repalce Recommend: 6J1,GE5654 ect

MM Phono Preamp for Turntable

Vacuum tube preamplifier / Tone control action: Treble is ±8dB,Bass is ±6dB /Tube Repalce Recommend: 6J1,GE5654 ect

Digital amplifier which can be used with tube preamplfiier / Power output : 50W+50W

Tube preamplifier with headphone amplifier

Voltage Input

DC power supply 12V 1A

DC power supply 12V 1A

DC power supply 12V 1A

DC power supply 12V 1A

DC power supply 24V 4A

DC power supply 12V 4A

♪ EXQUISITE APPEARANCE DESIGN—FX AUDIO pre-amplifier has a mini exquisite appearance and light weight, easy to carry around, its brushed texture surface and high-quality tube combine to appear more fashionable ,elegant and Classical.
♪ SEPARATE CONTROL OF BASS&TREBLE—The vacuum tube preamplifier can independently adjust the bass and the specific proportion components in high-frequency sound to perfectly achieve HiFi effects. At the same time it can maximize the rendering of an atmosphere like being in a music performance to satisfy your experience of different sound styles in pursuit sound quality.
♪ RCA INPUT & OUTPUT—From RCA output ,the preamp can also be directly connected to the audio source and active multimedia audio equipment or indirectly connected to passive audio through the power amplifier(The item includes RCA cable).
♪ NOTE— The item just is a tube preamp, not a power amplifier or phono amplifier. Because it is a household circuit design, the home theater tube preamp can not be used in cars, turntables or passive speakers, nor can it directly work for headphones, speakers and can not be used as a phono amplifier.(Only suitable with 12V power cord).Package Include: 1 x tube preamp, 2 x 6K4 tubes,1 x power supply, 1 x RCA cable,1 x user manual, 1 x security card/1 year warranty

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