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tube data		 ampage
tube data

6CM6
BEAM POWER TUBE
PinElement
1Screen Grid
2none
3Control Grid
4Heater (Filament)
5Heater (Filament)
6Control Grid
7Cathode
8none
9Plate (Anode)
 Miniature type used as
audio power amplifier
in radio and television
receivers. Requires
miniature 9-contact
socket. Within its
maximum ratings, the
performance of this
type is equivalent to
that of types 6V6GTA
and 6AQ5A. 






Heater Voltage (AC/DC) 6.3volts


Heater Current0.45ampere


Heater Warm-up Time (Average)11seconds










Peak Heater-Cathode Voltage


Heater negative with respect to cathode200 maxvolts


Heater positive with respect to cathode200 º  max


º The dc component must not exeed 100 volts.







Direct Interelectrode Capacitance (Approx.)


Grid No.1 to Plate0.7pf


Grid No.1 to Cathode, Heater, Grid No.2, and Grid No.38


Plate to Cathode, Heater, Grid Ho.2, and Grid No.38.5












CLASS A1 AMPLIFIER











Maximum Ratings (Design-Maximum Values)


Plate Voltage315volts


Grid-No.2 (Screen-Grid) Voltage285


Plate Dissipation12watts
 

Grid-No.2 Input2


Bulb Temperature (at hottest point)250ºC










Characteristics (Triode Connection) º


Plate Voltage250volts


Grid-No.1 (Control-Grid) Voltage-12.5


Amplification Factor9.8


Plate Resistance (Approx.)1960ohms


Transconductance5000umhos


Plate Current49.5ma


Grid-No.1 Voltage (Approx.) for plate current of 0.5 ma-37volts



º Grid No. 2 connected to plate.







Maximum Circuit Values


Grid No. 1 Circuit Resistance


For fixed-bias operation0.1 maxmegohm


For cathode-bias operation0.5 max