Dating old gibson amps, superior music - vintage gibson amp info

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If at any point you feel confused or just want a second set of eyes on your instrument, you can always chat live with a Reverb employee during normal business hours. Actually, it's not a source code but is a manufacturers code for all National, Valco, Supro products. If you can't, read the above information again!

Gibson Serial Numbers

Gibson Amplifiers - Gibson Brands Forums

Gibson used some pots with strange codes during the s that were confusing. Sometimes there just isn't enough information on electric instruments and amps to allow them to be properely dated. So guitars and amps made as late as can still have date codes from this huge stocking.

As you have probably noticed, there is plenty of information here to help date the brands that I am interested in. However, while the intent was to maintain a more organized catalog, this system in practice achieved the exact opposite. Are the wires of the right era cloth insulation for older stuff? What I'm saying is that pot and capacitory date codes are not a reliable indicator of guitar build dates. These became obsolete with good Alnico magnets and weren't used much past the s.

Gibson stopped dotting the i in their logo on some of their instruments. AlNiCo was the mainstay for decades because it produced a strong magnet which worked great in speakers. As one of the oldest and most widely recognized brands in music, Gibson has crafted some of the most cherished and valuable instruments of all time.

  1. Aside from the logos, each era of manufacturing included certain identifying traits such as the hardware tuners, knobs, plates, etc.
  2. This makes it especially important to first identify the general era during which your instrument was made before pinning down the exact date of manufacture with a serial number.
  3. Also Ceramic magnets were cheaper to make than Alnico, hence their usage in the s instead of Alnico.
  4. The decade, though not directly shown by the source-date code, was easily determined because this particular amp was only made during the s.
  5. The prefix code letter identifies the type of magnet used in the speaker.
  6. The year is indicated by the first letter in any series of letters for these years.

It's worth mentioning since a lot of people rely on pot dates. The script logo continues without the slant. This supply lasted for over five years.

How to Date a Gibson Amplifier

Instead of a permanently magnetic magnet, electricity was used to make the magnetic field. Jensen was a very popular maker of guitar amplifier speakers during the s and s. This seems silly, good profile for as we're talking about electronic parts not eggs. Specimens built before had a star inlay or crescent in place of a logo.

How to Date a Gibson Amplifier

With all this information in mind, can you identify the following manufacturer and date of these source-date codes? The first number of the sequence indicates the decade of production, followed by the three digit day of the year, speed dating demographics and finally the year. But where does that leave everyone else? Below is a table of the the highest known number for each production year.

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You should be able to use this guide to determine the year of your instrument and then consult the Reverb Price Guide to find its value, all for free. Please check the fields highlighted in red. This makes relying entirely on the physical features of a guitar potentially misleading.

National, Valco, Supro Amplifier Products. Some earlier specimens from to did not slant the logo, or went without a logo entirely. On popular Fender models, the pot date can be very close to the actual date of the instrument.

How can I find out how old my amplifier is

Prior to the s, Field or ElectroMagnetic magnets were used. Oops, looks like you forgot something. Many older instruments may have reproduction or other non-original parts, including a non-original finish. There are some other codes used on Jensen speakers, as shown below. And remember, rochester mn dating ideas even the dates indicated by the pots aren't that exact.

Superior Music - Vintage Gibson Amp Info

Numbers from this era were flipped, reused, and in many cases can date an instrument to several non-sequential years. And many people ask me to try and determine the year of their old amplifier, or to help them with the year of their older off-brand electric guitar. Return to the Feature Index.

In either case, the code works the same. 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. Note the font style of the source-date code number always seems to be the same, for all speaker manufacturers. Note the different position of the markings, even on pots from the same maker. If you know the backstory around when the instrument was purchased, this can provide some rough clues about its era.

Dating Vintage Gibson Amplifiers The Steel Guitar Forum

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. Methods For Dating a Gibson Instrument. Our hope is to make the dating process and, in turn, the valuation as easy, accurate and transparent as possible. 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.

If so, you can check the pot or speaker for the source-date code, and determine an approximate age from that. Manufacturer Source Codes. These will generally date an instrument earlier than the serial number, as they were typically applied in the early stages of assembly. Then from and later you see Fender using speakers from all the above mentioned makers. How the Source-Date Code Works.

What a serial number can and can t tell you about your Gibson

  • Dating a Gibson by Serial Number.
  • This is sometimes referred to as the slanted script logo.
  • The source-date code found on pots and speakers gives the manufacturer and date roughly when the components were made.
  • Determining exactly when your Gibson specimen was made can have high stakes attached to it.
  • You have to make that call.

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These codes don't make a lot of sense, so are noted below. Fender and Gibson used them, and did many other makers. On less popular Fender instruments, such as LapSteels, pots can be as much as two years earlier than the actual date of the instrument.

1902 to Late-1920s

Other Date-Linked Features. Usually this isn't too difficult. Of course this all assumes the pot or speaker is original.

Though they are one piece of the puzzle and something to consider, don't put too much faith into a pot date. It can be stamped or marked on any product to identify the production source vendor and date of manufacturer. They had a Professional series, a Concert series, and a Standard series.

Old gibson amp
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