AN/APS-20 RADAR


aps20_display.jpg
Display  (Photo by Jerry Proc)

 
aps20_transmitter.jpg
Transmitter
aps20_receiver.jpg
Receiver 
aps20_synchronizer.jpg
Synchronizer
All photos in this table by Cdr. Gerald Durbin

 
aps20_hvsupply.jpg
High voltage supply
aps20_lv_supply.jpg
Low voltage power supply
aps20_tank.jpg
The coolant tank was used to cool the high voltage power supply and the transmitter. Glycol coolant was pumped into the covers to dissipate heat as they were sealed units.  
All photos in this table by Cdr. Gerald Durbin

 
TEST INSTRUMENTS FOR AN/APS-20
aps20_upm44.jpg
AN/UPM-44
aps20_os4.jpg
OS-4B oscilloscope 
Other equivalent test instruments could also be used to maintain or calibrate the APS-20.
All photos in this table by Cdr. Gerald Durbin
 
Credits and References:

1) Cdr Gerald Durbin <gtdurbin(at)gmail.com>

May 13/10