LATER CATHODE BIASED VOX AC80/100s - 1965
1964 - 1965: changes
Burndept
Serial numbers 300 - 319
Serial numbers 320-380
Serial numbers 381-450
AC100 serial number 392
A late Westrex amp
The USA
Ads in magazines
Beat Monthly, 1963-1964
Beat Instrumental 1965
1960s and 1970s small ads