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Brimar 6BR7 RF pentode

Size This valve measures 55x19mm overall and has a B9A base.

This valve is a production sample - serial number A328.

Heater voltage 6.3V
Heater current 150mA
Capacitances
Cgk 4.0pF
Cak 4.0pF
Cga 0.01pF
Typical operating conditions
Anode voltage 250V
Screen voltage 100V
Grid voltage -3V
Anode current 2.1mA
Mutual conductance 1.25mA/V

 

Pin Function
1 -
2 Control grid
3 Cathode
4 Heater
5 Heater
6 Shield
7 Anode
8 Screen grid
9 Suppressor grid

 

6BR7

Sample markings

This file was last modified 15:37:48, Saturday November 12, 2011