EF86 - doctsf.com, base documentaire lampes (tubes)
AmplitudeModulation
The EF86 Tube
EF86 - Wikipedia
EF86 Datasheet - A.F. Pentode
CV4085 Special quality EF86
Amplificateur à Tube sous vide Audio HIFI E80F EF86 à 6SJ7 6J8P 6SH7 5693 717A 6j8c,
Old Brimar EF86 tube to be used in a Bogen CHB14A conversion. What can I expect from a EF86 in comparison to the usual dual triode based preamps found in most guitar