Dating fender champ amps

If four digits are present, the first two digits refer to the year (i.e., a “66” would mean 1966).

These stamped letters may appear in various positions on the chart.

The fist Master volume controls were first installed in 72.

If possible, open up the chassis and check a few of the pots’ and capacitors’ manufacturer codes.

These circuit numbers which are located on the tube chart can be usefull for getting a rough date on an amp.

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.

The next one or two numbers are the month where January is 1 and December is 12. Example: AB763 = second revision, July, 1963 AA1070 = First revision, October, 1970 Misc Dating Info: Silver face amps with the aluminum trimmed grilles are from 67 or 69.

In general, Fender amps that don’t have rubber-stamped tube sticker date codes have EIA numbers on their transformers that might enable determination of the production date.

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Dating fender champ amps introduction

Dating fender champ amps

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