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

QQE04/20

Information - Help 
ID = 20502
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Double Beam Power Tube   UHF 
  Ca. 1925 up to 1945 rare.
Identical to QQE04/20
Similar Tubes
Normally replaceable-slightly different:
  832A ; P2-12 ; QQV04-15

Base Septar (1+6 pins) 2 Top contacts.
Was used by Transmittertube (Radio)
Filament Vf 12.6 Volts / If 0.8 Ampere / Indirect / Specified voltage AC/DC
Description

Heizfaden-Mittelanschluss, daher auch Betrieb mit 6.3 V und 1.6 A

 
Dimensions (WHD)
incl. pins / tip
x 92 x 61 mm / x 3.62 x 2.40 inch
Tube prices 2 Tube prices (visible for members only)
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   section 474, p. 1033
- - Manufacturers Literature   8-1940
Babani, International Radio Tube Encyclopaedia

sp9a_g.gif QQE04/20: RTT Schwandt
Günther Stabe † 19.8.20

More ...
qqe0420data1.png
QQE04/20: own collection
Peter den Boer

More ...
Usage in Models 1= 1952??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
roehre_qqe04_20_adzam.jpg

QQE04/20
 

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]
  

Data Compliance More Information