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Preferred Substitutes ......................... 4KN8
Substitutes ................................... 4BQ7 4BZ7 4BZ8
Source ........................................ RCA RC-29 - 1975
Source ........................................ RCA RC-29 - 1975
Miniature type used as a cascode amplifier in vhf television tuners and in push-pull cathode-drive rf amplifiers. Requires miniature 9-contact socket.
Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 4.2 V
Heater Current ................................ 0.6 A
Source ........................................ RCA RC-29 - 1975
For other characteristics and typical operation, see 6BC8
If you are uncertain about the EIA designator for a particular tube please use the "Index" button to list all the tubes in the database. You can click on the designator for the closest tube.
(c) 1994-2021 by William A. Beech, NJ7P
Tue, 31 Jan 2023 10:54:21 -0700