Dating vintage fender pots

For instance, he confirmed our assumption that the amp chassis were put into stock after being stamped with serial numbers and that the chassis were pulled from the stock bins randomly (just as with Fender guitar neck plates).

He recalled, “We just went to a big bin every morning and loaded our wheeled rack with a batch of whatever chassis we were working on that day.

Note the removal of the voltage selector switch and hard-wiring. I just discovered that the silverface Bandmaster speaker cabinet (the big, tall one without tilt-back legs) is ported (see photo). I guess this is what the 1969 catalog refers to as “large, individual specially designed baffles.” And all along I thought the big n’ tall silverface cabs were just a macho thing to compete against the awesome looks of a Marshall half stack or full stack.

Also note the vertical black lines on the control panel (found on earliest silverface amps) and the large ceramic power resistors coming off the power tube sockets which indicates the AB568 circuit. But really, these cabs were large because they were of a “special design” that “greatly improves tone and volume without distortion, and permits optimum performance of the speakers.” At least that’s the reason according to the ’69 catalog.

I have to wonder how often Fender used the SPEC check box and what features a “special” amp or cabinet would have?!

The machine heads are chrome (rather than the modern green plastic type).

Besides, no article in the Dating Fender Amps by Serial Number series would be complete without some interesting information, n’est ce pas?

I promise the tables will still be there after you finish reading.

Non-Schumacher transformers – It’s been universally accepted that Fender only used Schumacher transformers on amps made in the 1960s and 1970s.

These are marked with EIA code “606” which is the company number for Schumacher.

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Notice that the original Fender back panel was removed and replaced with a Hagstrm panel.

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  1. She said I had wrote her and for her to write me back. Rod (USA) Report N10 (added on July, 1, 2010) Writes really nice personal letters and then after a while, goes on business trip to Nigeria collecting art and gets stuck and asks for money.