Dating rola speakers
The remaining digits indicate the week of that year.For example, a code of 7949422 indicates that the speakers were made in the 22nd week of 1994 by Harman Kardon.Carefully turn the speakers around so that the back of the speaker is facing you.
JBL makes a wide range of speakers and subwoofers both under the JBL name and also under the Altec Lansing and Harman Kardon names.It'd be awesome if you could upgrade to a modern browser, especially Chrome and Firefox as that is the best out there right now. You might find some of the information useful in determining which speaker would be best suited to your application.The picture is a section of the basket rim of a speaker.The number 371 indicates Altec Lansing and 794 represents Harman Kardon. The first two digits after the manufacturer three digit code indicate the year.Speakers made before the 1970s only have one digit representing the year which is misleading.