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H63

Sensibly equivalent to:
6F5G CV1073 VT73
    
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The H63 Marconi triode is a high μ AF voltage amplifier triode for use in RC circuits.
Our other H63 has a glass tubular envelope and the internal structure is more easily seen.
The classic envelope is 36 mm in diameter and, excluding the IO base pins, is 95 mm tall.
References: Data-sheet, 1040 & 1043. Type H63 was first introduced in 1937. See also 1937 adverts.

 

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

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
250
-2
1.0
66,000
1.5
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated January 05, 2022.
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