Dating mesa amplifiers
For instance, he confirmed our assumption that the amp chassis were put into stock after being stamped with serial numbers and that the chassis were pulled from the stock bins randomly (just as with Fender guitar neck plates).
He recalled, “We just went to a big bin every morning and loaded our wheeled rack with a batch of whatever chassis we were working on that day.
Some examples include a '66 Princeton Reverb and ’66 Pro Reverb with Better Coil output transformer, a ‘66 Deluxe Reverb and ‘67 Twin Reverb with Better Coil reverb transformer, and a 1968 Vibro Champ with Better Coil trannies.
These units look, and apparently sound, just like the Schumacher-made units so it’s easy to overlook that “831” code.
Although his job was somewhat limited, his recollections provided some really fascinating insights to how the amps were built.leftovers.” Regarding production he recounted the following information: “I think I remember being 'pushed' to come up with 30 of the simpler chassis (Super Reverb? But it wasn't always 'cool guitar' amps, sometimes I was making Fender Rhodes Satellite amps on bent aluminum, sometimes only Champs.I remember two 'suits' from upstairs standing behind me occasionally doing time studies.Non-Schumacher transformers – It’s been universally accepted that Fender only used Schumacher transformers on amps made in the 1960s and 1970s.These are marked with EIA code “606” which is the company number for Schumacher.
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