Dating a silverface fender amp
Although his job was somewhat limited, his recollections provided some really fascinating insights to how the amps were built.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).
Well, this universal “truth” was debunked when we found a bunch of amps with transformers made by the Better Coil and Transformers company.A 1990 JAN B 1991 FEB C 1992 MAR D 1993 APR E 1994 MAY F 1995 JUN G 1996 JUL H 1997 AUG I 1998 SEP J 1999 OCT K 2000 NOV L 2001 DEC M 2002 N 2003 O 2004 P 2005 ALL other Fender Amplifiers can be dated by the components inside: In almost every Fender amplifier there are several EIA (manufacturer) codes followed by a date code, typically found on the speaker(s), transformer(s), tubes, caps, and occasionally pots.The EIA code will consist of 3 numbers followed by a date code of 3 or 4 numbers designating the year and the week.These are marked with EIA code “831” and are most prevalent during the 1966-68 time period.Some examples include a '66 Princeton Reverb and ’66 Pro Reverb with Better Coil output transformer, a ‘66 Deluxe Reverb and ‘67 Twin Reverb with Better Coil reverb transformer, and a 1968 Vibro Champ with Better Coil trannies. Oddlings – Yet another printing error has surfaced, this time from the FEI (pre-CBS) days.
Besides, no article in the Dating Fender Amps by Serial Number series would be complete without some interesting information, n’est ce pas?
Of course I tended to hurry more when they were there, and I would fumble more, too.” Another really interesting fact was that he recalled that the eyelet boards were loaded/wired/soldered in Mexico!
“I remember the circuit boards were pre-made, from Mexico, easy to screw into the chassis. When we had filled our cart we'd wheel it over to the Chicano chicks.
I promise the tables will still be there after you finish reading.
Okay, I know you’re all just dying to skip ahead to the serial number tables but try to contain your excitement and read through the article first.
I think in the corners of the boxes were older pots remaining from earlier dates... Like I said, there were 5 or 6 of us at the benches every day.