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PM4DX

Sensibly equivalent to:
410LF CV1151 CV1152 L410 NR15A NR16A
See also:
The Philips-Mullard (PM) Series - Mullard PM4DX Box - CV1151 short entry - CV1152 short entry
    
Extras ▼

 

The PM4DX is a medium impedance triode. Exhibit PM4DX has the identification etched into the glass, this exhibit carries a paper band on the Bakelite base and has details printed on the dome of the envelope.
The balloon envelope is 43 mm in diameter, and excluding the B4 base pins, is 87 mm tall.
References: 1931 datasheet & 1043. Type PM4DX was first introduced in 1928.

 

Pin Connections
B4
1
2
3
4
a
g1
f
f

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
4.0
0.1
150
-4.5
3.5
7,500
2.0
Thanks to Andy Cowley for supplying the above PDF datasheet.
Updated April 04, 2015.
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