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6Q7G

Sensibly equivalent to:
CV587 DH63 NR68 POVT194
See also:
The 'Magic Three' Valves - CV587 short entry
    
Extras ▼

 

The 6Q7G is a double diode triode and was designed for receiver audio use.
The diodes would be for signal and AGC rectification and the triode would act as AGC amplifier or first audio amplifier.
The classic envelope is 37 mm in diameter and, excluding the IO base pins, is 94 mm tall.
References: Datasheet, 1040 & 1043. Type 6Q7G was first introduced in 1936.

 

Pin Connections
IO
1
2
3
4
5
6
7
8
tc
m
h
a
a(d2)
a(d1)
nc
h
k
g1

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
250
-3
1
58k
1.2
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated April 06, 2015.
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