Reviews Budget Tube Preamp

Vacuum Tube Vintage Analog Amplifier, Guitar, Valve Amp T-Shirt

Performance-ready 30-watt compact combo guitar amplifier with authentic tube tone and touch response.
Roland comprehensive tube Logic design delivers the interactive tonal behaviors of famous fine-tuned vintage tube amps, including preamp and output tube saturation characteristics, power supply compression, and much more.
Master volume, three-band EQ, and onboard reverb, plus foot switchable boost for Natural crunch and tone for bright presence.
Stylish, modern look with a vintage vibe.
Efficient, lightweight design provides easy portability without sacrificing tone quality.

With MM signal input and 3.5mm AUX input(with priority), can be used as a MM phono preamp and a tube preamp, compatible with many audio devices such as MM record player, phone,TV, MP3 players, CD players, DAC, computers etc. to satisfy different demands..
Reasonable curcuit layout and concise wiring to ensure HiFi clear sound with low noise, adopting 2PCS 6A2 vacuum tubes(can be replaced by 6K4 / 6J1 / 6J4 / GE5654 / 6AK5 / 6*1n) to make sound warm, dynamic and sweet, bringing extremely high-quality listening experience..
With gain adjustment switch(OFF-39dB-42dB-45dB), convenient to match better with different audio signals, the front panel are machined with wire drawing and frosted technology, looks more fashionable and distinctive..
Mini size with exquisite appearance, aluminum alloy chassis with better shielding performance and gold-plated terminals with lossless transmission, perfectly suitable for MM record players and other audio sources..
Notice: this is only a preamp, which needs to be used with amplifiers or active speakers..

Rockville RXM-T1 1500w Peak / 370w Dyno-Certified RMS Marine/Boat 2 Channel Amplifier Stereo Amp..
Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker, Rockford Fosgate, etc). 250 Watts (2 x 125 Watts) at 4 ohms and 1% THD+N. 370 Watts (2 x 185 Watts) at 2 ohms 003c 1% THD. 1 x 370 Watts bridged @ 4 Ohms 003c 1% THD..
Peak: (Use these ratings when comparing with the top budget brands such as Boss, Power Acoustik, etc). 1500 Watts (2 x 750 @ 2 ohms or 1 x 1500 @ 4 Ohms). High-Speed MOSFET Power Supply. Studio-Grade Bipolar Output Stage Transistors. Fully Adjustable 12dB / Octave Crossover. Low Pass Filter : 50Hz - 250Hz. High Pass Filter : 15Hz - 250Hz. Fully Adjustable 12dB Bass Equalizer with Differential Circuitry. 2-Ohm Stable Stereo. 4-Ohm Mono Bridgeable..
Mute and Delay Soft Start System. Full IC-Controlled Protection Circuitry. RCA Preamp Line Output. ELNA Brand Audiophile Capacitors. 8 Volt Preamp Circuitry. Status Mode LED Indicator. High Level Input with Smart Auto Turn-On. Minimum THD at Rated Power: 003c 0.05%..
Frequency Response : 10Hz - 40KHz. Damping Factor : 003e 200 @ 100Hz. 50 Amp Maxi Fuse. Dimensions : (W x H x L) 8.6" x 2" x 13".

...ar Amp. Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker, Rockford Fosgate, etc). - 2 Ohm: 750 Watts x 1 Channel .
Peak: (Use these ratings when comparing with the top budget brands such as Boss, Power Acoustik, etc). - 2 Ohm: 3000 Watts x 1 Channel. - 4 Ohm: 1800 Watts x 1 Channel. High-Speed MOSFET Power Supply. Optical Coupler Class “D” Technology. Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Low Pass Filter: 50Hz - 250Hz. Subsonic Filter: 15Hz - 55Hz. Phase Control Switch..
Full IC-Controlled Protection Circuitry. Remote Dashboard Subwoofer Control. Fully Adjustable 12dB Bass Equalizer. Mute and Delay Soft Start System. RCA Preamp Line Output. 8 Volt Preamp Circuitry. Status Mode LED Indicator. Minimum THD at Rated Power: 90dB. Under Voltage Protection at 10V. Over Voltage Protection at 16V. Frequency Response: 15Hz - 250Hz..
Damping Factor: >150 @ 100Hz. 80 Amp Maxi Fuse. Dimensions: (W x H x L) 9" x 2.4" x 14.7".

Douk Audio P1 Preamp has been acclaimed by countless audiophiles worldwide, now we upgrade 6J5 to JAN5654 / GE5654 tubes according to many audiophiles' feedback, the sound quality will be greatly improved..
With 3 kinds of audio input(Bluetooth/USB/RCA) and 2 kinds of output(RCA/3.5mm headphone), P1 can be used as HiFi tube Preamp, USB DAC or headphone amp with HiFi clear, warm, dynamic, sweet tube sound, bringing extremely high-quality listening experience..
Bluetooth 5.0 (QCC3034) supporting APTX-HD lossless transmission. PC-USB (CM6642) supporting 24bit 192KHz and compatible with Windows/Mac/Linux system, matching well with many audio devices such as iPod, Phone, MP3 players, TV, Blu-ray players, Echo Dot, CD players, etc..
Adopting NE5532 op amp+classic 47 headphone amp architecture which can drive 32-300 ohms headphones, and a bypass switch is specially designed to turn on/off the tone control, more convenient to enjoy original sound or obtain more delicate sound with treble and bass control knob, adding much fun and higher playability..
Exquisite appearance with proper size, blue and orange light decorating vacuum tube, makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio sy....

Vali 2++ is the most affordable and versatile tube hybrid amp on the planet. Enjoy lovely tube sound without tons of noise..
Vali 2++ delivers plenty of power for hard-to-drive headphones—and also provides the low noise you need for sensitive cans..
You only need a single tube, so tube rolling Vali 2++ is easy and more affordable..
All your needs are covered with preamp outputs for your powered monitors or speaker power amp..
Product is supplied with a 110–120V US power supply suitable for use in the United States, Canada, and Mexico. This power supply will not work in 220–240V countries. Vali 2+ is built in Texas, USA..