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CV1648

Sensibly equivalent to:
3B/151A 4205E M4205E
    
Extras ▼
The CV1648 is a directly heated triode for operation up to 15 MHz. The prototype was the 4205E. The old GPO code is POVT56.
Reference: Datasheet. Type CV1648 was first introduced in 1937.

 

Pin Connections
UV
1
2
3
4
g1
a
f
f

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
4.5
1.6
400
-
50
3,500
2.0
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated October 28, 2017.
shape:balloon construction:all.glass type:triode age:1930.1940 base:uv pins:4 pin:1.g1 pin:2.a pin:3.f pin:4.f
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