VHT Valvulator 1 Vacuum Tube Buffer and Power Supply

No longer available at zZounds
zZounds Gear Experts Say...
Restores clarity to long effect pedal runs.

Your tone is important to you. You spend countless hours searching for the right guitar and amplifier combination to produce your sound. You experiment with the virtually limitless possibilities offered by today's staggering array of stompboxes to embellish your sound. And in this process you have also discovered the frustrating loss of signal level, high frequency response, and low-end punch caused by effects pedals. This annoying degradation of tonal quality is caused by 3 things:

1) Loss of high frequency response due to cable capacitance

2) Loss of signal level and high frequency response due to impedance effects

3) Signal degradation caused by the design of the circuitry in the effects device

The Valvulator I solves all 3 of these problems using a vacuum tube based Buffer circuit to change your guitar signal from high impedance to low impedance. This low impedance signal is better able to survive the trip from your instrument to your amplifier, including all of the detours in between. You will be amazed at the renewed responsiveness of your instrument as well as the effect on your playing. In addition, the Valvulator I input stage utilizes the same circuitry as that found in the input stage of most guitar amplifiers. This means you get the same dynamic feel from your instrument as you would if you were plugged directly into your amp!

Now that you have solved the signal loss dilemma, how do you keep your stompboxes operating at peak performance so your sound will always read more be there when you want it? The answer is to regulate the power going to the stompbox to insure that it will always be exactly the same voltage, no matter where you are. The Valvulator I provides four regulated and isolated outputs which will supply you with all of the clean regulated power you need to ensure maximum signal output and frequency response from you pedal devices. And because the power supply outputs are individually isolated, you never have to worry about ground loop hum.

The Valvulator I runs on standard AC wall current, no wall warts, and is housed in a rugged steel chassis topped with a sleek stainless steel vented cover.
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Reviewers gave this product an overall rating of 5 out of 5 stars. (10 ratings)
Submitted September 17, 2023 by A.J. R in Central California, CA

"VHT Valvulator 1 review."

Overall: 5 out of 5 stars
(see rating details)
I got two of these VHT V1's to put at the beginning of my pedalboard and the end of my pedalboard .I replaced them with a Decibel Eleven Loop Expander with a Class A buffer to add M.I.D.I. control over some foot pedals and put a Mosky Pure Buffer at the end of my pedalboard. I replaced my two VHT Valvulators 1's to recieve the balanced Left and Right channels from my Digitech 2112's outputs .The 2112 SGS has two 12ax7 tubes and the VHT Valvulator 1's each have a 12ax7 tube each. Now I have 100% tube dynamics and responses from my Digitech 2112 rack unit .This gives my digital signal , analog / tube dynamics, like my Marshall, Mesa Boogie, Carvin, Peavey, Fender or VHT amps .The VHT / Fryette Valvulator not only reduces the passive pickup's impediance from high to low, it preserves the high frequencies and drives the signal much stronger .The Valvulator 1, is very versatile device for giving digitally produced signals more analog warmth that tubes can only deliver .Three power outlet are rated at 9v and has one 12v outlet for your pedals and they are isolated and protected from interacting and / or introducing noise from the pedals or any other electrical device .Best buffer ever made and very versatile .

Musical Background:

Professional Musician

Musical Style:

Classic Rock, Blues, Metal, Neo Classical Metal, Speed Metal, Thrash and Instrumental Rock .
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