Eminence speaker dating vintage
For example, if you find pots from late ‘64 and transformers from early ’65, you can be pretty sure your amp is a 1965.The following chart, was originally printed in VG magazine, by Gerald Weber.The 220*** portion of the rim code is the number assigned to The last three digits of the rim code, ***438 display the production date.The "4" gives the last digit of the year of production.Here's a quick and easy guide to help you understand the rim numbers which reveal a speaker's manufacturer and its production date. The speaker reads C10N C7438 5 on the right: which describes the model and its construction.But what about the 6-digit code 220438 to the left?The picture is a section of the basket rim of a speaker.
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.If three digits are present, the first digit would refer the units of the year i.e. If four digits are present, the first two digits refer to the year i.e. The last two digits would refer to the week of the year i.e.("26" would mean the 26th week or approximately June).Still helps to know the equipment from where it came to make a spot on age determination.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.