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VT-150

Sensibly equivalent to:
6SA7
See also:
Pentagrid Converters - Replacing a Triode Hexode
    
Extras ▼

 

The VT-150 (commercially the 6SA7) is a heptode designed as a self oscillating mixer for radio reception. The heptode is known in America as a Pentagrid converter.
The Ken-RAd name and Made in USA.
The thin metal tube envelope is 25 mm in diameter and, excluding the IO base pins, is 51 mm tall.
References: Data-sheet, 1040 & 1043. Type VT-150 was first introduced in 1937. See also 1937 adverts.

 

Pin Connections
IO
1
2
3
4
5
6
7
8
m,g5
h
a
g2,g4
g1
k
h
g3

 

Absolute Maximum Operating Conditions
Heptode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.3
250
100
-2
3.5
8.5
1M
0.45
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated September 04, 2024.
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