Table of Contents
Does anyone manufacture vacuum tubes?
Does anyone still manufacture new vacuum tubes? Three of the most widely available newly produced vacuum tubes are made by JJ Electronics, Valve Art (O&J Enterprises), and Ruby Tubes (Shuguang Electron Group).
Why did they stop making tubes?
As cheaper and more versatile semiconductors superseded them they faded from electronic parts catalogues, and the industry that had once produced them in such numbers disappeared in favour of plants producing the new devices.
Are tubes and valves the same?
Are tubes and valves the same? Yes – “tubes” and “valves” are used interchangeably, they refer to exactly the same thing. This is because a single tube can have two different identifiers.
Where are JJ tubes manufactured?
JJ Electronic, s.r.o is a Slovak electronic component manufacturer, and one of the world’s remaining producers of vacuum tubes. They are based in Čadca, in the Kysuce region of Slovakia. Most of the products that JJ offers are audio receiving tubes.
Are all vacuum tubes made in Russia?
Vacuum tubes are made on an industrial scale only in China, Russia and Slovakia.
Who made Tung-Sol tubes?
The Tung-sol reissue valves are produced by the Sovtek Corporation to high standards at their reflector plant in Russia. These are recreations of some of the most popular Audio and guitar valves and they also produce some original designs under the Tung-Sol name such as the KT120.
Where are Tung-Sol tubes made?
Assembled by hand in the Reflektor factory in Saratov, Russia, new production Tung-Sol tubes reflect the best in vintage Tung-Sol construction with unsurpassed tone and reliability.
Are Chinese Vacuum tubes any good?
Modern Chinese Vacuum Tube Amps can be very good but are restricted by the cheap mass market valves that are produced purely for consistency and cost restraints. Chinese Tubes such as 6J1, for instance are a direct copy and hence a direct equivalent of Russian 6J1P etc, etc.
Why are vacuum tubes so expensive?
Because they are made with parts that are hard to make and in low demand. Tubes and transformers and high voltage capacitors are the heart of any tube gear, and all of these things are expensive in 2018 because no one needs them anymore.
How long do preamp tubes last?
Tube Life Span Preamp Tubes are generally at their best 2 – 3 years. Power Tubes are generally at their best 1 – 1.5 years. Rectifier Tubes are generally at their best 3 – 5+ years.
Who makes Ruby Tubes?
COMPANY PROFILE The Magic Parts Company was established in 1984 by Mr. Thomas McNeil, who to this day remains active in his role as company owner and President. Distributors of RUBY Tubes and a full line of amp parts, accessories, tools and publications, Magic Parts specializes in the vintage tube.
Who makes Mullard tubes?
Mullard brand name As of 2007, the Mullard brand has been revived by Sovtek, producing a variant of the ECC83 and EL34.
Where are Electro Harmonix tubes manufactured?
Today’s Electro-Harmonix tubes are hand built in the Reflektor plant in Saratov, Russia. Each tube is constructed to the highest specifications for reliability and sound quality.
Do NOS tubes really sound better?
tube will exhbit superior performance in terms of reliability, longevity and noise over a modern tube. Some would go even further to suggest N.O.S. tubes impart other kinds of indefinable sonic ‘magic’ to tone.
What does Nos mean for vacuum tubes?
“NOS” stands for “New Old Stock”, which means that the tube has never been used and is from old production. In most vacuum tube circles NOS generally implies that the tube is in the original box. “NIB” stands for “New In Box”.
What is the difference of vacuum tube to the transistor that was used by computers as main logic element?
Because the transistor was so much smaller and consumed significantly less power, a computer system built with transistors was also much smaller, faster, and more efficient than a computer system built with vacuum tubes.
Who makes gold lion tubes?
Amplifier Tubes & Valves | Genalex Gold Lion | Electro-Harmonix.
Are Tung-Sol tubes good?
The current TungSol 12ax7 is by far the best quality out there . The highs are clear and clean an the entire sound is transparent compared to a JJ . Yes , they’re somewhat more expensive , but for V1/2 in a clean amp they are unbeatable , Tubedepot will provide every possible grading option too , which others don’t .
Where are fender groove tubes made?
In August, Groove Tube operations moved into Fender facilities in Ontario, Calif., and Scottsdale, Ariz., while production moved to a factory in Mexico. Citing a nondisclosure agreement, Pittman would only say that Groove Tubes sold for 10 times its annual earnings.
What is the difference between 12AX7 and 12AX7A?
These are not military tubes and are not NOS tubes at all. Also, as tube manufacturing became refined, the 12AX7A became much quieter. So much in fact that a lot of 12AX7A’s were labeled 7025’s (a very quiet version of the 12AX7). So the bottom line is that you can use either of these tubes in your Marshall amp.
How do I know when my tubes need replacing?
A: These are the most common signs that tubes need replacement: Excessive noise (hiss, hum) including squealing or microphonic tubes. Loss of high end. A muddy bottom end; Sounds like there is too much bass and note clarity is lost. Erratic changes in the overall volume. The amp doesn’t work!.
Are 12AX7 and 12AU7 interchangeable?
Technically, yes, you can physically interchange a 12AX7 tube for a 12AU7 tube in your amp without risk of major damage to your amp.
What tubes are made in Russia?
Vacuum tubes have been made in Russia for almost 100 years. Some popular brands are Reflektor, SED SPb/J.S.C. Svetlana, Ulyanov, JSC Voskhod, and Novosibirsk. If you are looking for a rare Russian tube for your amplifier we can help.
How do vacuum tubes work?
All modern vacuum tubes are based on the concept of the Audion–a heated “cathode” boils off electrons into a vacuum; they pass through a grid (or many grids), which control the electron current; the electrons then strike the anode (plate) and are absorbed.
