Pye Mk4 Television Camera side open view #2
This is the other side of the camera (left) showing the scan chassis
and video amplifier.
The BICC Mk4b camera cable connector is in the
lower center below two tube controls (G5 & G6)
To the rear is the
large transformer, in the Parmeko style, that supplies the heaters and other low voltages.
It has two 90 volt primaries, wired in series or parallel relying on
the main power supply unit to provide 90V or 180V in "auto transformer mode" according to the taps
on the primary of it's transformer. Pye used this Idea a lot.