▼ Menu

HL23

Sensibly equivalent to:
3A/205D CV1130 CV1586 CV2994 VR130
See also:
CV1130 short entry
    
Extras ▼

 

The HL23 is a low power low impedance low gain, battery triode. The data-sheet describes the HL23 as suitable for a range of application areas within a receiver including AF amplification.
The classic envelope is 30 mm in diameter and, excluding the MO base pins, is 67 mm tall.
References: Datasheet, 1040 & 1043. Type HL23 was first introduced in 1938.

 

Pin Connections
MO
1
2
3
4
5
6
7
8
f
-
a
-
g1
m
-
f

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
2.0
0.05
150
-2.4
1.5
27,000
1.2
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated March 20, 2017.
shape:classic construction:pinch type:triode age:1930.1940 base:mo heater:2.0v pins:8 pin:1.f pin:2.- pin:3.a pin:4.- pin:5.g1 pin:6.m pin:7.- pin:8.f
Return to Main Index