Best Budget Tube Amplifier Stereo of 2024

Full Upgraded Version of ST-01: 1. Supports U-disk input to play lossless formats music. 2. Add sensitivity adjustment of VU meter on its bottom, easy to set and match better with different input signals. 3. Add three decorative golden circles around tubes and VU meter, looks more exquisite and luxury.

Unique and amazing combination: With VU meter into whole in such a mini size, the pointer dancing in the warm light with strong vintage feelings when enjoy HiFi music, dynamically decorates the audio system space.

HiFi clear sound with tone control: resonable circuit and concise wiring, adopts vacuum tubes to soften the sound and filter out the digital feelings, sounds warm and sweet without noise. Also with treble and bass knobs to adjust one's own preferable sound styles, presents HiFi music with rousing highs and deep lows.

Strong output power and special AUX output: use TI's classic power amp IC, each channel can output 100W(4Ω) and easily to drive all 3-8Ω passive speakers, adds 3.5mm AUX output easy to connect another amplifier or active speaker / subwoofer to build multiple channel system and enjoy wonderful home theater experience.

With multiple digital audio inputs: Bluetooth 5.0 / USB / Coaxial / Optical / stereo RCA, compatible with most audio device such as phones, computers, tablets, TVs, TV, CD players etc. The perfect combination of DAC and amplifier, very suitale for audiophiles who have various audio devices.

Unique and amazing combination: integrated ST-01 amplifier with VU meter into whole in such a mini size, when enjoy HiFi music, the pointer dancing in the warm light with strong vintage feelings, dynamically decorates the audio system space.

HiFi clear sound with tone control: resonable circuit and concise wiring, adopts vacuum tubes to soften the sound and filter out the digital feelings, sounds warm and sweet without noise. Also with treble and bass knobs to adjust one's own preferable sound styles, presents HiFi music with rousing highs and deep lows.

Strong output power and special AUX output: use TI's classic power amp IC, each channel can output 100W(4Ω) and easily to drive all 3-8Ω passive speakers, adds 3.5mm AUX output easy to connect another amplifier or active speaker / subwoofer to build multiple channel system and enjoy wonderful home theater experience.

With multiple digital audio inputs: Bluetooth 5.0 / USB / Coaxial / Optical / stereo RCA, compatible with most audio device such as phones, computers, tablets, TVs, TV, CD players etc. The perfect combination of DAC and amplifier, very suitale for audiophiles who have various audio devices.

Practical funtions to simplify use: with full-function remote control, all settings can be achieved from the distance; with input selection and indicators, clearly to show the working status in real time; aluminum alloy case is specially designed, cool and unique to decorate your desktop space.

Balanced Design, From input to speaker output both balanced greatly reducing distortion caused by signal transmission.

New Bluetooth 5.0 reception, longer transmission distance. Support APT-X, better sound quality.

Built-in SMSL SDB patented sound and treble bass adjustment function.

2xGerman Infineon's new technology class D power amplifier chip higher quality, efficiency up to 92%，further reducing power consumption.

Two levels power input filtering Bringing its own power supply purification process to thoroughly filter the mains interference.

This amplifier can be used with KT88 or EL34 vacuum tube, and there is a Red selection button on the Back of the amp to switch. The default matching tubes of this machine is KT88. If you need EL34 tubes, please purchase separately.

Pure hand-made, the whole machine is welded with scaffolding.

Can be used as an Integrated amplifier, power amplifier or Headphone amplifier

Triode and ultra-linear selection are available, which can be switched by the button on the amplifier

With a remote control,Vacuum tube protective cover,Fuse and an English manual.

Please pay attention before buying!!Nice sound but LOWER POWER.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.

Point to Point hand 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 A10 Amp come with tubes protective cover and a circuit diagram.

Bluetooth 5.0 & Stereo RCA & MM Phono inputs: MM phono input, converts phono signal to line level signal and amplify it, with low-noise integrated circuits and high-quality components to ensure clear and clean sound. 3.5mm AUX input, amplify the low level audio signal from your phone, tablet, MP3 etc. and provide enough output power for passive speaker, greatly improve the sound quality.

JAN5654 vacuum tube & HiFi Sound: default with JAN5654 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference.

Super large output power & low frequency output: adopting TDA7498E amp IC whose max output power can reach 160W+160W(4Ω), and equipped with 32V/5A power supply, easily to drive most home passive speakers. And adding subwoofer output, convenient to connect active subwoofer and build 2.1 stereo audio system.

Perfect Design & Powerful function: with tone control, easy to get more smooth and delicate sound by adjusting treble and bass knob, and bypass function is added to enjoy original sound. A bassboost switch is specially designed to greatly enhance bass effects, the shocking auditory effects make you feel like in the cinema.

Exquisite Appearance & Proper Size: metal black case and vacuum tube with blue and orange decorating light looks fashionable and attractive, designed input switch / bass and tone pass & bypass switch, very convenient to use and suitable for stereo home and desktop audio system.

Features of BluTube WD Rockville BluTube WD Audiophile grade tube amplifier with Bluetooth Color 2-Tone silver with wood accent 25 watts x 2 RMS @ 8 ohm 35 watts x 2 RMS @ 4 ohm (1) set of RCA inputs to connect to any audio device like a TV Laptop or MP3 player etc

Optical input Coaxial input Sub output Tube amps do not hard-clip even at high volumes and are extremely efficient Due to this the amp sounds more like double the rated power!

Built in Bluetooth with 33 foot range Built-in Preamplifier Headphone output VU meter Adjustable bass and treble (2 band equalizer) USB input for music files from USB thumb drive

Rear Speaker Terminals Banana plug / binding post outputs for 2 speakers Frequency Response ( 3dB) 22Hz-20kHz Input Impedance 47kO Input Sensitivity 300mV Output Impendence 4-8ohm Total Harmonic Distortion(THD) ≤0 02%

Signal-to-Noise Ratio(S/N) ≥86dB Bluetooth 2 1+EDR USB Supports WAV/MP3/WMA/APE/FLAC. Unit weight 6 6 lbs Unit dimension 10 6" x 10 2" x 5 1"

This is Nobsound's new power amplifier in 2022. Based on our previous product, we enhance its output power and improve its functionality, while still keep its mini size and elegant design.

Despite its mini size(can be hold with one hand), the output power is improved to 100W(50W*2) with the upgraded chip. You will be amazed by its output power compared to its size when you see it.

Supporting AUX/USB/Bluetooth input. You can enjoy your music in different ways. The Bluetooth function is also upgraded to 5.0. Now it is more stable and faster.

We need to mention that with the USB input, music can be played losslessly(Like connecting with a computer. By the way, you don't need to install a driver). You will be surprised by the sound quality.

Prompt and courteous customer service. If you met any troubles or had any questions, please feel free to contact us.

Please pay attention before buying, We received feedback from many buyers, reflecting that Reisong A12 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 A12 work well with a floorstanding Speaker or the low sensitivity speakers.

Point to Point hand welding, preferred audiophiles, output transformer switch to the 76x40 higher end output transformer.

Reisong A12 Amp is an upgraded version of A10, could use more replacement models of tubes without convertor. Come with Tube Cage.

Vacuum Tube: EL34 x 2,12AX7 (ECC83) x 2,5Z4PJ x 1

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)

Vacuum tube: 5Z4P x1, EL34 x4, 6N1J x3

Input jack: CD / AUX / TAPE

Output power: 2 × 25W (ultra-linear connection), 2× 15W(Triode)

Signal to noise ratio: 88dB,Input impedance: 100KΩ

Come with tube cage.

Please pay attention before buying, We received feedback from many buyers, reflecting that Reisong A12 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 A12 work well with a floorstanding Speaker or the low sensitivity speakers.

Point to Point hand welding, preferred audiophiles, output transformer switch to the 76x40 higher end output transformer.

Reisong A12 Amp is an upgraded version of A10, could use more replacement models of tubes without convertor. Come with Tube Cage.

Vacuum Tube: EL34 x 2,12AX7 (ECC83) x 2,5Z4PJ x 1

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 HYBRID AMPLIFIER: Front Panel Main Volume/Bass/Treble adjustment knob. Supplied with a replaceable tube. 25 watts x 2 RMS @ 8 ohm. 35 Watts x 2 RMS @ 4 ohm.

EXQUISITE MATERIALS: Headphone Power Amplifier adopting aluminum alloy oxidation drawing process has stronger protection. Metal cutting knob for more delicate control.

TUBE PROTECTION COVER: The use of whole Aluminum block mesh for the tube protection not only adding protection to the Tubes, but also provides Decoration and Kids Protection for the hot tubes.

STEREO INPUT: Super powerful extension, multiple audio sources. Connectable with Powered Phono Player/PC/Smart-Phone/CD & DVD Player/TV by using RCA/Optical/Coaxial, Bluetooth connection only for Smartphone. Smart connection allows you to enjoy the of music in many ways.

PERFECT SERVICE: 6 months warranty gives you a great shopping experience. If you encounter any problems, please contact our customer service team immediately.

ONE YEAR WARRANTY, warranty service will be carried out in the United States. Willsenton R300B is an integrated Amplifier, it is a Power Amplifier too (there is a group Power amp input), it is a Headphones amp, too.

Pure hand-made, Point to point manual welding.Single-ended pure Class A tube Integrated amplifier

The body of Willsenton R300B use classic blue piano paint.

Reasonable internal structure, with fever circuit, high frequency is clear and detailed, full frequency is full, low frequency dynamic is loose and powerful
Use a square power transformer specially developed for this R300B tube amplifier
Two wide frequency high-end EI type single-ended output transformers with high-end special

Two 5U4G vacuum tubes are used for high-voltage rectification. 1pcs of 6SL7 and 2pcs of 6SN7 vacuum tubes are used for the voltage amplifier and preamp stage. The power amplifier stage uses two Willsenton custom-made 300B vacuum tubes for single-end Class A power amplification.

Simple troubleshooting: If you hear noise from your speakers. 1.Please try removing all the tubes and reinstalling them one by one to see if the problem exists. If the problem persists, proceed to the next step. 2. Please confirm which channel is coming from (left or right, or both).If the noise is coming from one side, please try switching the tubes of the left and right channels to check for tube damage.

4 VACUUM TUBES: The Pyle Vacuum Tube Hi-Fi Amplifier is perfect for your home entertainment system. Gives you 1000W peak power w/ 4 vacuum tubes. Proven to sound better than regular amplifiers because of the euphonic distortions they add to the music

5 INPUTS: The digital amp box supports MP3 audio playback & other external devices. Equipped w/ built-in USB, 2 CD/DVD inputs, optical & coaxial inputs. It is also equipped w/ 1 subwoofer output & 2 speaker outputs which can support 4-8 ohm speakers

BLUETOOTH-COMPATIBLE: The professional integrated indoor house stereo receiver is equipped w/ bluetooth wireless music streaming. Works w/ today’s latest devices including smartphones, tablets, laptops and computers with hassle-free receiver pairing

FRONT PANEL CONTROL: The sound speaker amplifying device features front panel controls w/ digital LED display, input select, play/pause, previous/next song, master volume knob & USB reader. The 4 vacuum tubes are located on the top panel of the unit

BUILT-IN COOLING FAN: The high powered home theater pro audio receiver features a built-in cooling fan to prevent overheating. Additional feature includes a double-sided fiber circuit board. Includes remote control and power cable