radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

OC4

Information - Help 
ID = 35200
       
Country:
Netherlands
Brand: Amroh NV (Radio Bulletin monthly), Muiden
Tube type:  Transistor   Audio Frequency 
Identical to OC4
Similar Tubes
Normally replaceable-slightly different:
  2N406 ; OC1 ; OC2 ; OC3 ; OC5 ; OC6
First Source (s)
Mar.1959 : -- Collector info (Sammler)

Base Wires
Description

PNP germanium alloy transistor.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
9 x 7 x 8 mm / 0.35 x 0.28 x 0.31 inch
Weight 1 g / 0.04 oz
Information source -- Original-techn. papers.   Van der Heem 1963
-- Collector info (Sammler)   KTT 1969/70

to1_tvt_325.gif OC4
Günther Stabe † 19.8.20

More ...
oc4transistor_doc.png
OC4: Amroh Katalog
Patrice Zeissloff

Usage in Models 1= 1958?? ; 2= 1959 ; 1= 1960? ; 1= 1960 ; 2= 1962

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7
 
oc4.jpg

 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg