Vox ac30 dating
Potentiometers were naturally bought in batches, each batch lasting several months.But one nonetheless has a good terminus post quem ("date after which").Mic is not responsible for the content, just the collection.
5) 100 pages that tell about the groups that used Vox amplifiers, with The Shadows and The Beatles each having their own chapters.
Triumph Electronics, based in Purley in South London, made the chassis.
These were then taken by road to Dartford, where back panels (with serial number plates) and boxes were supplied.
By early to mid 1965, Burndept Electronics, which shared a building with Vox off West Street in Erith, Kent, took over the bulk of production, and serial numbers consequently become more reliable as a means of dating - Burndept was a much more orderly place than Triumph.
It should be said, however, that the Burndept chassis numbers stamped on the aluminium upright underneath the input jacks do not run in sequence with the serial numbers: Valve rectified AC50 - note the three main valves from left to right, the GZ34 rectifier, and two EL34 output valves. Amps produced for Vox by Triumph Electronics do not have chassis numbers.
Dating AC50s Serial numbers, unfortunately, are not a wholly reliable means of dating early AC50s, that is to say, amps made from December 1963 to mid 1965.