Goodness comes to those who vibrate
Transcript 0:01sometimes life is well unpredictable and0:09sometimes things just seem to be the way they work supposed to be what you see on0:18the screen is a trace of a pentode0:24vacuum tube it is being displayed on a0:30Tektronix model 570 characteristic curve0:36tracer so what do those two have how do I know what time that was … Read more
Vacuum Tube (Electron Valve) Comparison Tests The BM Amps “Valve (Tube) Comparison Tests” page presents a detailed, objective analysis of various 12AX7 vacuum tubes used in audio amplifiers. Using controlled signal testing, waveform analysis, and spectral measurements, the author compares tube brands across metrics like gain, noise, distortion (THD/IMD), and microphonics. Despite common beliefs about … Read more
Vacuum Tubes in 2025 – Not Made in America As of 2025, the biggest suppliers of vacuum tubes (new production) are a small group of manufacturers — nearly all based in Russia, China, and Slovakia — with a few large retail distributors worldwide. Here’s a breakdown: Top Vacuum Tube Manufacturers 🇷🇺 Reflector (Saratov, Russia) – … Read more
Do they even make good amps anymore
Tubes vs Transistors – Perception of Loudness, Clarity, Distortion, Sound Quality
