From 1990 to the present, all fabricated Fender amplifiers have a date code. This is printed on the quality assurance sticker (QA) on the back of the amplifier chassis. On older models, the serial number is punched on the right side of the chassis. More recent models are have a sticker.

Where is the serial number on an amp?

To find the serial number on your Marshall amp, start by looking at the back panel of your amp. For models made between 1979 - 1981, the serial number will be on the front panel.

How do I identify my Fender amp?

From 1990 to the present, all fabricated Fender amplifiers have a date code. This is printed on the quality assurance sticker (QA) on the back of the amplifier chassis. On older models, the serial number is punched on the right side of the chassis. More recent models are have a sticker.