Antique radios, Old Time Radios
AD138
|
Country:
Germany
|
|
| Identical to |
AD138
|
| Similar
Tubes |
Other base and data slightly different:
AD133
; TF90/30
|
| First Source
(s) |
Mar.1962 : Telefunken-Zeitung
|
| Base |
SPECIAL TUBEBASE in general
|
| Description |
PNP germanium junction transistor for AF power amplifier applications.
-
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
26 x 38 x 12 mm / 1.02 x 1.50 x 0.47 inch |
| Weight |
10 g / 0.35 oz |
| Information source |
-- Collector info (Sammler) KTT 1969/70, TVT 1979 ECA
|
AD138: Funktechnik 14/65
Egon Strampe
|
AD138: TVT 1979/80 ECA
Günther Stabe † 19.8.20
|
|
AD138: Telefunken, Halbleiter Handbuch 66/67
Anonymous 10 Collector
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