Dating a fender amplifier with serial number Teenweb cams
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.
While there have been periods of dramatic change—such as the transition periods between the Leo Fender years and the CBS years or the transition between the CBS years and the current ownership—most models are generally feature-specific and do not change from year to year.
Serial Number: There is no information readily available for dating Fender amps by serial number but there are people working on it. Circuit Code: In 1963 Fender stoped using model numbers to identify schematics and began using the model name and an assigned circuit number.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.For years, SERIAL NUMBERS have been used in various locations on Fender instruments, such as the top of the neck plate, the front or back of the headstock and the back of the neck near the junction with the body.SERIAL NUMBERS were stamped on the back vibrato cover plate on early ’50s Stratocaster® guitars, and on the bridge plate between the pickup and the saddles on some Telecaster® guitars.
The following chart, was originally printed in VG magazine, by Gerald Weber.