Power and preamp chassis.

A first page of material on number 1443. The power amp chassis is no. 1715; preamp no. 1952.

Details of the preamp are now here.

Visible date codes in the power amp are: CCL capacitors "F7" and "G7" = June and July 1967; RCA 2N4347 power transistors "7F" = June 1967.

Thanks to Pete for the pictures. Further sets to follow.