Below, details of the amplifier section. Note the twin speaker sockets, made by Geloso, and used by JMI in late 1961 and early 1962.

Visible date codes are: main filter cap. "HSW" = 25th week 1961; green Welwyn ceramic resistor "SE" = May 1961; blue Hunts capacitor underchassis "WYW" = 10th week 1961.

Also to note that the chassis has the phantom hole for the rectifier valve found in numbers of amps from late 1961 - see this page - and white EL84 sockets.

More information on AC30/6s with serial numbers in the 5000s can be found here.

Back to the page on AC30/6s with serial numbers in the 5000s.