Date and possibly help figure out what is and is not original to your vintage fender amplifier! Guitar Media.
How can I find out how old my amplifier is?
Fender Tube amp codes: - look for a 2 letter code stamped on the tube chart inside the back of the amp - the first letter is the year, and the second letter is the month. Early Fender Electric Blackface amps from and some into early did not have a Fender Logo on the grillcloth. InFender removed the "Tail" from the logo. A push-pull pot was added to some amps in Therefore, if you have a push-pull pot, your amp is or newer.
Fender's amps, unlike their guitars, are not tracked by the serial number. In order to date a Fender amp or provide the value, you need to know one of the below. Yes, just as with vintage Fender guitars that get the “partocaster” treatment, Fender amps are suffering the same fate. There are some bad guys out there selling.