Michael Black has been a freelance writer based in South Central Pennsylvania since The first number of the sequence indicates the decade of production, followed by the three digit day of the year, and finally the year. About the Author. Gibson Anolomies. Sell Your Gear on Reverb. This is by far the longest list Gibson ever used, as well. Stackpole for example converted from three to four digit date codes in late The decade, though not directly shown by the source-date code, was easily determined because this particular amp was only made during the s.


Since I primarily collect amps by Fender, and guitars by Gibson, Fender, Martin, National, Epiphone, Gretsch and Rickenbacker, I really can't help them with these other less popular brands. As you have probably noticed, there is plenty of information here to help date the brands that I am interested in. But where does that leave everyone else? Well I'm not one to leave you out in the informational cold, so here's something that I use quite often in dating amplifiers and electric guitars. It's called the "source-date code", and it can help determine the approximate age of an electric instrument by the date its components were manufactured. Source-Date Codes On American made vintage gear, the pots and speakers provide an excellent opportunity to date a piece of equipment by referencing their "source-date code". The source-date code found on pots and speakers gives the manufacturer and date roughly when the components were made. It may have been some time before the part was installed at the factory, but it still provides a good approximation of when the gear was made. The source-date code will signify the earliest possible date that the instrument or amp could have been made. This isn't going to be exact, but it will give you a "ball-park" age. And remember, even the dates indicated by the pots aren't that exact. For example, if you buy a brand new CTS pot today, they are dated a month or two in advance! It's worth mentioning since a lot of people rely on pot dates.

Gibson amplifiers have become known amongst guitarists for ampz warm, consistent sound and reliability. While datinng may be willing to pay a high price see more a vintage Gibson amp, you should always verify the date of the amp to avoid being ripped off. By verifying the date of manufacture of the Gibson amp you want to buy, you will be able to breath easy that you are getting an authentic amp for the right price.

Find the send do spam sites dating code stamp, which is a series of six or seven dating gibson amps, that will be stamped on the speaker. The stamp can be found on any part ammps the speaker, but it will be readily visible no matter the location. Write out the source code and divide it into three sections. The first online headline examples numbers represent the company that made the speaker, the fourth and fifth if there are seven numbers represent the year the part was made, and the last ggibson numbers represent the week that the part was made during that year.

Please click for source with Utah speakers are usually dated to and earlier, aps Rola speakers from the late ss and early amsp. Jenson speakers are from the s, and CTS and Centralab speakers were used from the s onward.

This is good to know if you have a six number source code as the year number can then be lined dating gibson amps with the right decade to properly identify the year the amp was made. Contact the Gibson company if the source code cannot datingg found, or has been rubbed gibsoh, and read them the givson number found on the back of the body of the amp.

While the serial numbers were randomly assigned and do not immediately tell you the age of the amp, Gibson has a large database of serial numbers that than can search to find out which year and week that your amp was made. Always verify the serial number of a vintage Gibson amp with the company before purchasing the amp. It is always good to verify the age that the serial number suggests with what the speaker source code suggests to ensure you are paying for the amp you think you are getting.

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To submit your questions or ideas, or to simply learn more, see our about us page: link below. By: Contributor Updated Dating app campus 15, Share It. Locate the speaker which can be found in the back of the amp. About the Author. Photo Credits.