The 6BQ7 is a miniature, medium-mu twin triode primarily designed for. use as a cascode, radio-frequency amplifier in very-high-frequency television tuners New old stock * No longer available for export. MFR: Zenith, Dumont, Sylvania SKU: 6BQ7-6BZ7
Exhibits many of the same characteristics as the EL34, but with a power output of roughly 5-8 watts. Very creamy and smooth; used in many modern class "A" amps.
New Old Stock * No longer available for export MFR: JJ Electronics - Slovak Republic
Designed with high transconductance and low plate capacitance allowing for efficient operation in IF and AF amplifiers. New old stock * No longer available for export. MFR: CBS SKU: 6BA6W/5749-CBS
Designed with high transconductance and low plate capacitance allowing for efficient operation in IF and AF amplifiers. New old stock * No longer available for export. MFR: General Electric SKU: 5749-GE
Designed to serve as a voltage amplifier or dual control applications when a grid base pin connection is implemented. New old stock * No longer available for export. MFR: GTE / Sylvania SKU: GB-5725