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10F18

Sensibly equivalent to:
13EC7 W119
See also:
Mazda 10F18 Advert
    
Extras ▼

 

The 10F18 is a vari-μ HF pentode. The design use was in AM/FM receivers for both Ac and DC mains without mains transformers and series heater chains.
To achieve low noise operation the anode current is a substantial 12.0 mA.
The solid outer screen with the ends of the grids within. The anode connection is shielded down to the pin.
Made in England.
The thin glass tube envelope is 21 mm in diameter and, excluding the B9A base pins, is 46 mm tall.
References: Data-sheet & Advert.

 

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

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
13
0.1
250
250
-1.3
12.0
3.5
0.4M
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated July 25, 2020.
shape:thin.glass.tube construction:all.glass type:pentode age:1950.1960 base:b9a heater:100ma pins:9 pin:1.k pin:2.g1 pin:3.k pin:4.h pin:5.h pin:6.s pin:7.a pin:8.g2 pin:9.g3
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