Where are jj tubes made. The company, JJ Electronic, was founded in 1993 and has been manufacturing vacuum tubes for use in musical instruments, amplifiers, and audio equipment ever since. Jun 15, 2022 · Are JJ tubes made in Russia? Since the western tube manufacturing giants, Philips, Mullard, Tung-Sol, RCA, Sylvania and others ceased their production decades ago, today we’re left with just a handful of manufacturers, based in Russia, China and JJ Tubes in the Slovak Republic – the tube industry ain’t what it used to be. Jan 1, 2021 · JJ and Tesla are different companies, JJ produces tubes for audio and Tesla industrial components. . Eventually, JJ Electronic started to produce its own line of vacuum tubes and electrolytic capacitors, mainly targeted at high-end audiophile and guitar amplifier applications. May 19, 2024 · Jj Vacuum Tubes are made in the Slovak Republic in the town of Čadca. Sep 7, 2025 · The Manufacturing Hub: Where Are JJ Vacuum Tubes Made? JJ Vacuum Tubes are primarily manufactured in Slovakia, a country renowned for its rich history in electronic production. Tesla ceased producing audio tubes in the earl 90's (IIRC), and sold it's audio tube division, which became JJ. JJ is the most stable and available source for regular production tubes now. Russian-made tubes (via Electro-Harmonix/New Sensor) are still top performers, but export restrictions and bans have made supply spotty in the West. JJ Electronic is known for producing high-quality, handcrafted tubes that are popular with musicians and audiophiles around the world. JJ Electronic was founded in 1993 by Ján Jurčo, using the old Tesla machinery for the manufacture of vacuum tubes. Learn about the history, reliability and quality of JJ Tubes, the best modern tube manufacturer according to Effectrode. JJ Tubes are manufactured with some of the same tooling as Tesla tubes, which were made in the Czech Republic. jrvqzneymcdwcbjyusaciligkylfencpypjhebwcrpolfdmalhyy