Dating guitar amps

If it’s a one digit year you need to determine the correct decade of the amp some other way.ZZ = a number from 1 – 52 indicating the week of the year.Fender often used the same circuit for many years so this is not a very accurate method for amp dating.The code is simple, the first two letters are the revision, where AA is the first revision, AB is the second, etc.

So if you find pots from late 68 and transformers from early 69 you can be pretty sure your amp is a 1969.Fender installed casters on some larger amps and cabs beginning in 72.Kay Musical Instrument Company was a musical instrument manufacturer of the United States, in operation since the 1930s until the 1960s."Acoustic Showdown, Part 2: Isn't a Dreadnought a Battleship?"Acoustic Showdown, Part 3: Six Plus Six Equals Twelve" 20th Century Guitar Magazine, September 1998, p 26 - 27.There are several ways to determine when a Fender amp was produced.

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