Source: wikibot/ef86
= EF86
{wiki=EF86}
The EF86 is a low-noise, single-ended pentode vacuum tube that was widely used in audio applications, particularly in amplifiers. It was developed in the 1950s and is known for its excellent amplification characteristics, low microphonics, and good frequency response, making it a favorite among audio engineers and audiophiles for high-fidelity audio applications.