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9D2

Sensibly equivalent to:
12VPA ARP3 C50N CV1106 CV1321 VP1322 VP13C VR106
See also:
Brimar Ten Times Tested Advert - CV1106 short entry
    
Extras ▼

 

The 9D2 is a variable μ RF pentode. The 200 mA heater requirement indicates that this valve is suitable for series heater chain use.
The original Brimar paper label is still mainly present. The outer wording is Standard Telephones and Cables Ltd the UK subsidiary of ITT and the maker of Brimar valves. Brimar standing for - BRItish Made American Range.
The classic envelope is 39 mm in diameter, and excluding the B7 base pins is 99 mm tall.
References: Datasheet & 1043. Type 9D2 was first introduced in 1934.

 

Pin Connections
B7
1
2
3
4
5
6
7
tc
-
a
g3
h
h
k
g2
g1

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
μ
13
0.2
250
125
-1
10.0
3.5
0.6M
1.65
1,000
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated November 01, 2015.
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