The GEC CV4085 has been made in UK and is one of the best EF86 / 6267 variants ever made. Super low noise and microphonics, radio broadcast quality. Great for Neumann U67...

Check out the following tube reviews for guidance in getting the best possible tone out of your tube amp. The EF86 vacuum tube is a high gain pentode designed to amplify low-level audio …

EF86 preamp vacuum tubes are in stock and ready to ship! Upgrade your tube amplifier and preamplifier now! Also find reviews and more.

The EF86 is the standard early stage audio pre-amplifier valve. This exhibit was made by Mullard in Great Britain. Mullard designed the EF86 and it took over the frond end stage of audio …

The Electro-Harmonix EF86 preamp tube is a glass envelope miniature pentode intended for high quality audio preamplifier service. It is designed to be a direct replacement for any EF86 …

Low noise pentode intended for use as R.C. coupled A.F. EF86 voltage amplifier, particularly in the early stages of high-gain audio amplifiers, microphone pre-amplifiers and magnetic tape …

The EF86 [1] is a high transconductance sharp cutoff pentode vacuum tube with Noval (B9A) base for audio-frequency applications. It was introduced by the Mullard company in 1953 [ 2 ] …

The McDonnell Douglas (now Boeing) T-45 Goshawk is a highly modified version of the British BAE Systems Hawk land-based training jet aircraft. Manufactured by McDonnell Douglas (now …

Mar 6, 2021 · Vox put an EF86 channel and a 12ax7 top-boost channel in some of their handwired AC15s and AC30s. The current version of the Vox handwired AC15 and AC30 has …

Jan 25, 2021 · A very early 4-input AC-30! Or at least, take the EF86 normal channel from one. Best preamp circuit I've ever heard, at least for what I want to do.