Dating fender speaker codes

"07" represents the year (2007), and "46" indicates that it was made in the 46th week of the year.

Unfortunately on some older Jensen speakers, the year is only represented by a single digit (just "7" for example).

On the edge of the speaker where the mounting holes are there will be a six digit number.

The year is confusing because it is only a single digit.You may compare these with your own speakers to determine what you have.There is an easy way to determine the date of your vintage Jensen speaker.Electronic components such as transformers, potentiometers, speakers, and some capacitors are often stamped with a date code, which indicates the manufacturer and the manufacturing date.The code follows the format: = a number from 1 - 52 indicating the week of manufacture.Some manufacturers also attached other letters to the end of the date code to indicate day of the week, work shift, serial number, lot number, etc.The EIA only specifies manufacturer and year/week code.Even at we struggle with keeping a correct amp and speaker model overview.There are also exceptions to the rules where Fender delivered non-standard speakers in special orders, Christmas campaigns etc. See our Buyer’s guide to vintage Fender amps for a guide and picture gallery of the known original speakers in the blackface and silverface amps.Whether it’s a vintage amp or a recent model such as this Fender Pro Reverb, hum can have several causes.Possible culprits include the preamp tubes, the power tubes, the hum balance resistors, and the power supply caps.

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