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32E

Sensibly equivalent to:
132 32 432 CV711 UX232 VT-44
    
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The 32E is a variant of the Type 32 American tetrode and is described as an RF Pentode. The Type 32 was designed as an RF amplifier in battery operated receivers.
The outer cylinder is the screen. Further screens can be seen below the cylindrical screen.
The cylindrical anode is placed just inside the perforated screen. The close wound screen grid winding is easy to see.
The top of the valve. The hooked filament tension spring is holding a single inverted V filament.
The classic envelope is  mm in diameter and, excluding the UX4 base pins, is  mm tall.
References: Datasheet & 1043. Type 32E was first introduced in 1930.

 

Pin Connections
UX4
1
2
3
4
tc
f+
a
g2
f-
g1

 

Absolute Maximum Operating Conditions
Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
2.0
0.06
135
67.0
-3
1.7
0.4
1.0M
0.60
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated October 14, 2019.
shape:classic construction:pinch type:tetrode age:1930.1940 base:ux4 heater:2.0v pins:4 pin:1.f+ pin:2.a pin:3.g2 pin:4.f- pin:tc.g1
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