Supro amp serial number dating
For dating pre-Valco acoustic instruments, see this page.
Dating Gretsch and other Valco-made amps: Beginning in 1941, serial numbers were on a small oblong metal plate (brass or aluminum) tacked on with two small brass nails.
If the prefix is followed by 8 numerals, you have a 80's product and again, the prefix indicates the year.
Guitar Dating using Source Date Code Alembic Serial Numbers Aria Guitar Serial Numbers Ballurio Serial Numbers B. Rich Serial Numbers Blue Book Serialization Page Carvin Identification Danelectro Serial Numbers D'Angelico Serial Numbers Dobro Serial Numbers Dr.
Serial numbers show approximate date of manufacture.
For all dates, you will need to look at the construction technique and components used to get a more precise date of manufacture.
Peavey Electronics is very proud of its long tradition of building quality products that can bring a lifetime of service and enjoyment.For this reason, we are currently unable to respond to these requests.At this time, I do not know whether this situation is temporary or permanent.We apologize in advance for any inconvenience this may cause.
We assure you that Peavey Electronics will continue it's a tradition of working hard to insure that our customers get the best possible quality, value, and service.Also, the badge plates were different on the very early Customs, eventually they were produced with the large "M" (below right).