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CV2980

Sensibly equivalent to:
DM70 IM3
    
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The CV2980 is a miniature tuning indicator designed for dry battery operation. The display changes from minimum to maximum for a 10 Volt change on the control grid.
The display travels within the keyhole shaped column.
The thin glass tube envelope is 9 mm in diameter and, excluding the B8D base wires is 41 mm tall.
References: Data-sheet & 1040.

 

Pin Connections
B8D & B8D/F
1
2
3
4
5
6
7
8
g1
ic
-
f
f
-
-
a

 

Absolute Maximum Operating Conditions
CRT
Vh
Ah
Va
mAa
1.4
0.025
85
0.17
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated October 13, 2013.
shape:thin.glass.tube construction:all.glass type:tuning.indicator age:1950.1960 base:b8d heater:1.4v pins:8 pin:1.g1 pin:2.ic pin:3.- pin:4.f pin:5.f pin:6.- pin:7.- pin:8.a
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