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DS4100

 
    
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The Tungsram DS4100 is a single diode tetrode on a continental seven pin base.
The plain zinc metal loaded paint provides the screening and overprinted on the rear is Made in Hungary.
The C7A base pins.
Thanks to Mark Mallison for sending the images.
The classic envelope is  mm in diameter and, excluding the C7A base pins, is  mm tall.
Reference: Data. Type DS4100 was first introduced in 1933. See also 1933 adverts.

 

Pin Connections
1
2
3
4
5
6
7
tc
h
k,m
a(d)
nc
g1
g2
h
a

 

Absolute Maximum Operating Conditions
Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
4.0
1.0
200
90
-3.5
4.0
1.0
2.5M
0.7
Updated July 29, 2023.
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