There is an easy way to determine the date of your vintage Jensen speaker.On the edge of the speaker where the mounting holes are there will be a six digit number.If your speaker is in its original amplifier, you can make an educated guess using information from your amp.
Take the following example: In this case, "220" is the Jensen manufacture code.
"07" represents the year (2007), and "46" indicates that it was made in the 46th week of the year.
Again, I would like to thank everyone who responded to our request for data as outlined in Parts 1 and 2.
The main focus of this article will be speakers found in Fender amps, but before we get into that topic let’s go over a few other areas first.
Early silver face amps: Part 2 went into this topic in some detail, but since that article was printed, I have been asked a of questions about this subject.
For those readers who may have joined us recently, I am doing some Fender amp research along with Devin Riebe and Greg Huntington.
Our research efforts are now in their fourth year (will it ever end? Part 1 and Part 2 of this series can be found in the March 1997 and November 1997 issues of TCG, respectively.
The first three numbers will be 220 which denotes the manufacturer as Jensen.
The next number is the year of manufacture and the last two numbers will be the week of manufacture.