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N14

Sensibly equivalent to:
1C5G CV1803 DL35
    
Extras ▼

 

The Osram N14 is an octal based audio output beam tetrode for use with dry batteries it is identical to the 1C5G.
The oval anode is left bright in this low power valve.
The Osram label.
The wide glass tube envelope is 30 mm in diameter and, excluding the IO base pins, is 74 mm tall.
References: Datasheet, 1040 & 1043. Type N14 was first introduced in 1940.

 

Pin Connections
IO
1
2
3
4
5
6
7
8
-
f+
a
g2
g1
-
f-
-

 

Absolute Maximum Operating Conditions
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
Pout
D
1.4
0.1
110
110
-7.5
7.8
3.5
110k
1.55
0.24W
10%
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated August 05, 2015.
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