Pye
Mk5 84 2400 Image orthicon Camera PSU side and rear view
This is the side of the 842400/00 camera power supply unit, PSU, and
it's front panel with the fuses, neon indicator lamps and the meter.
The meter switch and the meter are colour coded to indicate the correct reading range.
Both the CCU and PSU could pull forwards out of the rack or cabinet
for maintenance.
The design is a conventional linear one
with mains transformer and series regulators. The 5 large valves are
twin power triodes type 6080 used as the series regulator element.