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446A

Sensibly equivalent to:
CV932 GL446A
See also:
Lighthouse Valves
    
Extras ▼

 

The RCA 446A is an American lighthouse tube. So called because of its appearance. It is a planar triode valve designed to operate within a co-axial cavity. Between the two glass envelope sections is the grid disc.
The diameters of the sections from top cap down are:- 6, 12, 18, 26 and 31 mm.
See also GL446A from General Electric.
The RCA logo.
Made in USA and the K4E makers code.
The metal skirt of the envelope is 26 mm in diameter and, excluding the IO base pins, is 48 mm tall.
References: 1001.

 

Pin Connections
IO
1
2
3
4
5
6
7
8
tc
s
h
k
-
k
-
h
k
a

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
gm
6.3
0.75
250
-1
25.0
7.0
Updated December09, 2013.
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