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PM24M

Sensibly equivalent to:
CV1181 PT4 PenA1
See also:
The Philips-Mullard (PM) Series
    
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The PM24M was a replacement type made after WWII and is a directly heated output pentode. The valve would have been designed for the single ended audio stages in AC mains broadcast receivers and can produce 2.8 Watts.
The classic envelope is 47 mm in diameter and, excluding the B5 base pins, is 111 mm tall.
References: 1040. Type PM24M was first introduced in 1932.

 

Pin Connections
B5
1
2
3
4
5
a
g1
f-
f+
g2

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
4.0
1.1
250
250
-17
30
5.6
43k
3.0
Updated December03, 2012.
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