Best Small Tube Amp: A Quick Guide

The goal is to provide realistic information on the features and benefits of a small tube amplifier and how it can be used to improve your overall sound quality. Tired of the same old sounds from your pedalboard? Can’t afford to buy a tube amp that’s as big as you are? It’s time for a change.

If you are serious about achieving a high-quality small tube amplifier at an affordable price, then I will provide you with plenty of information that will assist you in making the right choice for the best small tube amp. There’s good news for guitar masters out there who have struggled with these problems.

Top Pick #

Monoprice 15-Watt Guitar Combo Tube Amp (611815)
  • Superior guitar tone and flexibility using this 15-Watt, 1x12 Guitar Combo Tube Amplifier with Celestion Speaker & Spring...
  • Features a 15-watt tube power amplifier and a Celestion brand speaker. Amplifier Load Range: 8 ~ 16 ohms
  • Uses three ECC83/12AX7 preamplification tubes and two EL84 power tubes for the amplifier section, plus a Celestion Red Truvox...
  • Handles frequencies between 80Hz and 10kHz, with hum and noise -75dB below the rated power and 0.5% total harmonic...
  • The cabinet is ported in the rear and features a leather handle, cloth speaker grill, and a cream-colored, textured,...

Budget Pick #

Orange Micro Dark Terror 20 Watt Tube Preamp/...
  • 20-watt hybrid amplifier head geared toward metal tones
  • Hybrid tube preamp and solid state power amp push 20-watts of power
  • Shape and gain controls go from country cleans to savage high-gain
  • The amp is less than 3 lbs. and only 5.31" tall
  • 20 watts is plenty for practice

You will find all kinds of information here ranging from product comparisons for different brands and models, in-depth reviews, and comparisons between different types of amps that also include semiconductor amplifiers. You will also learn about some basics such as what is a small tube amp, how it works, and its advantages among others.” Buy the best small tube amp on our website and you will see how your sound can be changed forever. If your small tube amplifier is lagging behind your skills or if it just can’t keep up with the rest of your rig, then maybe it’s time to start looking into something better.

1. Nobsound NS-08E: Best Vacuum Tube Headphone Amplifier

best small tube amp

The Nobsound NS-08E Vacuum tube Headphone amplifier is the best small tube headphone amplifier in the market. It can drive dynamic, electrostatic, or high impedance headphones with great ease. This is a small tube amp, valve amp with stereo preamp, and integrated power supply. A volume control knob [in comparison to the more common bass/treble controls] is added for quick adjustment of the listening level.

Also included are a line input and a headphone jack. The built-in headphone amplifier’s output power is about 2W. The audio frequency bandwidth is from 20Hz to 20Khz. The Nobsound NS-08E small tube amp is a 0.08 watt, high-fidelity professional audio device that makes you feel like you are in your own private listening room.

The NS-08E features an innovative four-stage vacuum tube circuit consisting of tube amplification, de-speakerization, and high pass filter, tube rectification, and tube buffering which adds warmth to the output without loss of clarity. With its very small size, the NS-08E can easily be placed on any tabletop or bookshelf in any space-limited environment.

It is a headphone amplifier that can power up to four headphones. This small tube amp able to drive many different types of headphones thanks to the three gain settings: 0 dB for low sensitivity, + 3 dB for high sensitivity, and + 6 dB for difficult load impedance headphones.

This small tube amp is easy to get the music feeling, in which you can see each instrument from near and far clearly. Music producers can feel it most just as in music studios!

2. T20 Bluetooth Amp: Top Rated Small Tube Amp

Bluetooth Tube Amplifier

Our T20 Bluetooth small tube amp Stereo Receiver 2 Channel Class D Digital Mini Hi-Fi Power Amp Preamp Compact Integrated Headphone Amplifier for Home Passive Speakers With Two 6J4 Vacuum tubes also comes with a power supply that connects to an AC port through a universal power adapter. Also, the product is backed by a 1-year hassle-free quality warranty.

The small tube amp is an ultra-portable 2 channel stereo amplifier, that’s able to drive both passive bookshelf speakers and small headphones, it has a too much power class D amplifier, it uses two 6J4 vacuum tubes in triode connection, the compact integrated amplifier is able to deliver impressive output power 15W + 15W into 4-ohm load it can drive most speaker within the range of 8Hz ~ 40Hz and it sounds really good!

It possesses the voice of vacuum tubes and the power efficiency of a class D power amp. High-quality audio performance without complications. The T20 small tube amp has 2 channel pre-out RCA output. 1 channel has one pair of RCA connectors, another channel will come with two RCA connectors to enable you to drive more than one pair of passive speakers.

With great energy efficiency, designed for a high-quality mini tube headphone amplifier, it can be used as a personal headphone amplifier. This small tube amp is the perfect tool for all of your listening needs.

We’ve packed this stereo tube amplifier with 2 channels that always sound friendly and crystalline smooth, two vacuum tube Heritage-series 12AU7’s, a 6J4 rectifier tube, Class D power amp circuitry, high-quality headphone output, auxiliary input jack, and a front panel bass control — giving you a gorgeous range of coloration for your music.

Also read: Best Tube Amp under $1000

3. Fosi Audio P1: Outstanding Tube Pre-Amplifier

Fosi Audio P1 Tube Pre-Amplifier

The Fosi P1 tube pre-amp mini hi-fi stereo buffer preamp 6K4 valve & vacuum pre-amp with treble & bass tone control is high quality and excellent sounding device. It is very small and easy to use, you will be surprised by its power, it surpasses many other bigger and more expensive devices. This small tube amp has an excellent sound that can meet your most type of musical tastes.

This small tube amp is the ultimate tube buffer preamp for your home audio system. It has that coveted fat-saturated tube tone with treble & bass controls to give you lots of tone-shaping ability in this compact and affordable mini hi-fi amp.

Uses 12AU7 dual triode vacuum tubes. The Fosi Audio P1 also features a useful headphone amplifier and a line-level auxiliary input, which allows you to plug in your iPod, CD player, or other line-level source using the included stereo RCA patch cable. If you are looking for the finest small tube amp in the USA, look no further!

It is a monaural tube preamp designed to work with audio systems requiring a high-end input section. Now you don’t need to spend thousands of dollars on a vacuum tube amplifier to experience the sonic glory that only tubes can deliver! This small tube amp little gem is packed with features including Burr Brown Op Amp, ENRICH tone control & vacuum tubes.

It has all the necessary controls for simple & effective control of the pre-amp channel. Backed with Fosi’s ONE YEAR WARRANTY and free lifetime technical support. This is a great small tube amp for home theater or stereo music system, with vintage features and quality sound.

Read more: Best Tube Amp under $500

4. Reisong A10 EL34 Hi-Fi Audio: Outstanding Stereo Tube Amplifier

Audio Stereo Tube Amplifier

A high-power EL34 amplifier, Reisong A10 EL34 Hi-Fi Audio Stereo Tube Amplifier Single-end Class – Amp can produce a maximum output power of 130W and has two channels. With this small tube amp, a wide range of volume knob, Reisong A10 EL34 Hi-Fi Audio Stereo Tube Amplifier Single-end Class – Amp can go from whisper-soft at night for the easy listening experience to a peak outside the limits of any day or night.

This small tube amp is fitted with a gain switch for channel balance and a tone control knob for detailed frequency and room adjustment. Its pure Germanium volume control makes the sound soft and warm while keeping noise at a lower level, so as to bring out the music’s natural features and bears more sense of details.

It features rugged construction with incredibly heavy-duty transformers and drivers, an ultra-pure copper RCA input source connection cable designed for optimal stereo signal transmission, a pure copper wire-wrapped output to maximize power transfer to your speaker load, and passive interstage distortion controls. A very quiet background makes it easy to hear music in all its true glory.

The Reisong A10 is a small tube amp unique design of a Hi-Fi audio tube Hybrid amplifier. It uses 4XEL34 as power tubes, 2X6L6GC as pre-amplifier tubes, and 1X12AX7 as phase inverter tubes. Different from the traditional Class – Away, the A10 adopts a new topology small-signal single-ended push-pull tube amplifier with class – H topology.

The new design improves the dynamic performance and also reduces distortions. Treasured for their warmth and musicality, vacuum tubes reproduce sound in a way that just cannot be matched by transistors. Drive your power tubes hard for a punchy, aggressive tone, or close the volume of your amp to create lush, serene cleans.

Relevant reading: Best Stereo Tube Amp

5. Nobsound MS-10D MKIII HiFi Bluetooth Hybrid: Perfecct Tube Power Amplifier

HiFi Bluetooth Hybrid Tube Power Amplifier

The MS-10D MKIII HiFi Bluetooth Hybrid Tube Power Amplifier Stereo Subwoofer Amp will bring music directly to your living room. This is a small tube amp versatile device with the power to drive both the low bass and treble frequency, packing a punchy sound that can be heard clearly even at high volumes.

This tube power amplifier stereo speaker features digital Bluetooth wireless streaming technology for your portable devices, such as phones, iPods, tablets, and laptops. The amp has a built-in USB port for direct digital signal transfer. It is a small tube amp product under Nobsound LLC, aiming to provide a top-notch overall entertainment solution.

Nobsound has been in this field for almost 5 years and is trusted by many global audio enthusiasts. Possessing a hybrid output that combines tubes and digital technologies, the MS-10D offers a powerful yet warm sound. On top of this, the ability to pair with Bluetooth devices frees you from the normal constraints of wired listening devices.

With its ability to be paired with a subwoofer and preamp to offer an almost complete stereo audio set up, buying the MS-10D is an investment not only in sound but creativity as well. This small tube amp was made with ease of use in mind. You can control most features and functions via the included remote control.

The front panel has a large led screen to display track title, artist name, album cover image, and additional information when available. This is an ideal solution for “Modern HiFi Music lovers” or consumers who care about sound quality but have a limited budget to achieve an excellent sound as well as passion in DIY (Do It Yourself) users.

Related post: Best Solid State Amp

6. Nobsound 6P1 6.8W x 2 Vacuum Tube Power Amplifier

Nobsound Vacuum Tube Power Amplifier

Nobsound 6P1 vacuum tube power amplifier is designed to play music through your high-quality loudspeakers with a big sound. When compared to the solid-state amplifier, the vacuum tube has more advantages than disadvantages. Many musicians like organists, guitar players, small band singers, and audiophiles based on their experience to choose vacuum tube amplifiers over solid-state ones.

This small tube amp is a high-end stereo amplifier with superior quality that delivers a warm, transparent sound. It has glorious vacuum tube sound with high power output for scenes of any volume level and most importantly an overpoweringly real musical presentation. In addition to a large amount of power provided by 6 tubes, also a genuinely handcrafted luxurious masterpiece.

The N6P1 small tube amp is designed to give the best listening experience without any additional cost or equipment and easily fits into small spaces due to its compact size. This amp offers various modules to be upgraded, as well as user’s options in order to satisfy various needs in different environments. Thus, the design aims at providing a complete, dynamic audio experience in all aspects.

This is a small tube amp beautifully handcrafted vacuum tube audio amplifier designed to reproduce high-fidelity stereo sound. With a combination of stringent engineering and proven analog circuitry, the pristine vacuum tubes that provide the power amplification are matched to ensure they are working in perfect harmony. The result is a stunningly accurate reproduction of your music.

There is no better way of listening to vinyl records with your favorite music player than enjoying it on a vacuum tube stereo amplifier. For the best yet most affordable use the NoBsound 6P1 vacuum tube amp. This little monster can really drive your speakers, filling every corner of the room with its rich sound.

Related article: Best Monoblock Amp

7. INFI Audio Tube 80W Amplifier, HiFi Stereo Receiver: High Quality Integrated Amp

INFI Audio Tube Amplifier, HiFi Stereo Receiver Integrated Amp

This small tube amp will provide an unmatched listening experience and amazing musical performance. It features hybrid capabilities which make it a perfect match for our speaker packages. It has integrated Bluetooth, so you can easily listen to your favorite tunes through wireless headphones.

The INFI Audio Tube 80W Amplifier is a powerhouse of a unit, yet small enough to fit comfortably on top of your bookshelf. The INFI Audio Tube 80W is a small tube amp the newest version that comes with a great number of additional features, with an exceptional cost/performance ratio.

Using the latest technology of solid-state power amplification, tube design, DSP control, and Bluetooth audio streaming, it is an ideal amplifier to achieve professional music reproduction. It is a power amplifier that combines vacuum tubes and MOSFET technologies to produce excellent sound quality. It has built-in Bluetooth 4.0 A2DP for wireless streaming and supports WAV, FLAC, APE, WMA, MP3, AAC, and OGG music files.

The built-in AM/FM tuner supports RDS function and allows you to enjoy radio programs from your home stereo system. The classic Tube 80W amplifier with many different connection types makes this integrated amplifier compatible with any audio source. This small tube amp has excellent performance. It combines a classical tube preamplifier circuit and a solid-state power stage.

It is mainly applied to small-scale Hi-Fi two-channel audio systems, such as a big-screen TV sound head, a small movie theater sound system, or intelligent audiovisual furniture. It aims at stereo preamplification for the home theater system, offering you to enjoy various music via Spotify, Pandora, and other online streaming services via Bluetooth or Internet Radio through your local area network.

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8. Nobsound NS-02E : Magnificent Vacuum Tube Headphone Amplifier

Nobsound Vacuum Tube Headphone Amplifier

The NS-02E is a vacuum tube headphone amplifier, portable pre-amp and earphone amplifier. It is equipped with two ECC83/12AX7 vacuum tubes and uses a 12AU7 as a rectifier. The NS-021E uses high-quality military-grade electrical components and features such as on/off switch, clip indicator, gain adjustment knob, independent left/right channel knobs and output volume knobs, tone control adjustments.

This small tube amp is designed for the enthusiasts of vacuum tube audio equipment, this amp DIY kit allows users to build a high-quality tube headphone amplifier at a very reasonable price. It uses premium components and a detailed circuit design to provide the best performance. The compact chassis is made out of durable aluminum and it is built for reliability and long life. This small tube amp is a brand new, upgraded, simple design, and easy to build.

After the upgrade, Volume control and Tremolo speed can be adjusted. Class-A Fender amp style circuit including preamp and power amp section. This amplifier usually cannot goes into the full break-up mode because of its neutral sound characteristic, it’s a nice choice for a small tube amp with a full-range sound field.

Its tiny size and wide power range let you enjoy music with practically any headphones or speaker systems. It is a small tube amp with the most minimalist and vintage appearance, which embodies an entirely new experience for enjoying music. The body uses an ultra-small size, with exquisite craftsmanship.

Meanwhile, it is made of high quality and durable materials and is very convenient for carrying around. It has received numerous positive reviews from customers due to its outstanding performance with DIY components, even though it does not contain any integrated circuits.

Read here: Best Guitar Amp under $200

9. Nobsound 6P1 6.8W x 2: Great Quality Vacuum Tube Power Amplifier

Power Amplifier

The NOBSOUND 6P1 is the newest vacuum tube power amplifier from NOBSOUND. This amp features an all-tube-inside design with a total of three 12AX7 preamp tubes and two EL84 output tubes. The total output power is 6.8W, split into two channels, and driven by a vacuum tube rectifier. It has been treated and burn-in twice, in order to ensure that each piece is having the best performance.

This is a small tube amp with stereo class A single-ended audio output sections. The output design is based on the use of 6416 dual triodes in pentode mode. The main features include one set of stereo RCA outputs, hand-selected NOS components, push-pull circuit design, and 6.8W @ 16ohms clean output power per channel (4 ohms mono operation, 8ohms bridged operation).

This amplifier is capable of driving most headphones without any audible distortion or clipping from the speakers. This is a small tube amp, delivering a phenomenal 6.8 watts per channel into 4 ohms. This vacuum tube amp offers incredible lightness and transparency, making your music feel as good as it sounds.

If you are looking for an affordable headphone amp/preamplifier with vacuum tube power, then Nobsound 6P1 is your best choice. This tiny tiny headphone amp is a great choice for a small tube amp, tube headphone amplifier. This is the perfect companion for headphones.

With unsurpassed audio quality of a single-ended tube amplifier, this amp is handcrafted and made for those who are looking for natural sound with detailed highs, silky mid-tones, and a broad bass range.

Also read: Best Car Amplifier for Bass

10. Neoteck Bluetooth Vacuum Tubes Amp: Affordable Stereo Audio Amplifier

Neoteck Bluetooth Vacuum Tubes Stereo Audio Amplifier

The Neoteck Bluetooth vacuum tubes stereo audio amplifier receiver certified aptX low latency, 2 channel mini hi-fi class d integrated amp for home passive speakers 50W + 50W is perfect for playing music on modern iOS devices. It uses vacuum tubes (valves) as the output stage of the amplifier, guaranteeing excellent sound quality and absolutely unique appearance.

Together with the classic control knobs, vacuum tube display, touch screen display give the impression of a real tube amplifier. You can enjoy easy all-in-one operation with it – just connect your device to it via Bluetooth and enjoy wireless music streaming. This small tube amp is the perfect solution to build a high-end audio system.

Featuring both line and headphone outputs, it can be used with virtually any source device, including your TV, computer, iPod®, Bluetooth devices, iPads®, tablets… you name it. Get a mini hi-fi amp to power your passive speakers at home or in the office. Small tube amp with certified aptX low latency Bluetooth, stereo RCA, and integrated USB audio support.

Integrated amp with low standby power consumption on digital devices with USB charging. This small tube amp is an outstanding 2-channel stereo integrated amplifier that features Neoteck high-grade audio components for a high-quality sound. With the built-in Bluetooth function, you can play music from your smartphone, tablet, and notebook via Bluetooth.

You can also connect your iPod/MP3 player to this amplifier through a 3.5mm audio cable. With the vacuum tubes inside, it makes the sound even more pure and rich, which delivers you a wonderful music experience in your life.