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

QK685

Information - Help 
ID = 55397
       
Country:
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Developer: Raytheon Mfg. Co.; Cambridge, MA 
Tube type:  CRT (cathode ray tube, picture tube) 
Identical to QK685
Predecessor Tubes QK464A  

Base Duodecal (12-pin), B12A (not glass)
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect
Description 3" recording-storage tube, capable of retaing stored images for many hours and even after more than 20k readings. 1000 lines minimum resolution. Magnetic deflection and magnetic or electrostatic focus. 
Information source - - Manufacturers Literature   
- - -   
- - -
- - -
 

from Just Qvigstad

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