▼ Menu

18042

Sensibly equivalent to:
6086 TS53
    
Extras ▼

 

The 18042 is a special quality pentode designed for use in telephone systems. The life quoted is 10,000 hours.
The envelope is clearly marked with the SQ designation.
The thin glass tube envelope is 20 mm in diameter, and excluding the B9A base pins is 58 mm tall.
References: Datasheet & 3002. Type 18042 was first introduced in 1952.

 

Pin Connections
B9A
1
2
3
4
5
6
7
8
9
g2
g1
k
h
h
a
ic
ic
g3,s

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
18
0.1
210
120
-1
10.0
2.1
0.5M
9.0
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated February 08, 2013.
Return to Main Index