These pedals have been turning up on ebay for the last few years. They are coming from California. But they did not use all MXR parts and the pedals are often not very well made. Here is an “MXR” envelope filter I got in for some mods. Note that the parts are random, some carbon comp resistors, some film. Also note the parts are not put in straight and some have some leads soldered together on this side of the board for some reason. The original pots are the only way to date an MXR pedal, so this pedal is not very valuable even if someone could get it working, as the date codes and pots are gone.
Dating vintage potentiometers
While the exact date of the wah’s origination is open for debate, time has proven that the pedal developed by the Thomas Organ Company has to be considered the father of all subsequent wahs. When musicians search out old wahs, these are the ones being hunted. The old Thomas Organ Company wahs were built in the U. They were all built with the same circuit design, but were constructed with wildly varying components. These differences were thought to be of no consequence at the time, but, years later, they’ve proven to be of great importance.
EIA Source-Date Codes: Electronic components such as transformers, potentiometers, speakers, and some capacitors are often stampted with a date code.
Zachary R. Fjestad is a freelance writer who specializes in guitars and amplifiers including the history behind them and their current value. Fjestad has been evaluating and appraising guitars for over 20 years. For more information, email Zachary at zacharyfjestad hotmail. Guitars Bass Amps Pedals Players. I read on a Gibson forum that, on seven-digit pot codes, the fourth and fifth numbers represent the date.
Can you tell me what model this is and how much it is worth today? Dating Gibson guitars is not easy—thank you!
NOS NIB Mallory M10PK Potentiometer Date Code 6312, #4 Taper, 10 ohm
This item has been sold. Fender Telecaster Model Solid Body Electric Guitar , made in Fullerton, California, Blonde lacquer finish, ash body, maple neck, original brown leatherette gig bag case. This beautiful “Blackguard” Fender Telecaster was assembled at the company’s original factory in Fullerton, California right around the end of It carries a very consistent set of date markings, with the serial number stamped on the bridgeplate.
The neck is dated in pencil on the heel, while the body also carries a red-penciled date mark of the same month in the neck cavity, with the “Tadeo” signature above in grey pencil. The potentiometer date codes are indicating the pieces were made the 33rd week of
Ive heard that to properly date your vintage guitar, aside from serial number, is to remove the black plate and check the pot (potentiometer).
Yes, please have a dealer in my area contact me using the information I have submitted. I understand that my information will be shared with the dealer and may be used by the dealer to facilitate this contact. Model : This item is currently not available. Pure Vintage Parts Fender offers a wide selection of Pure Vintage electronics to players looking to restore or upgrade their guitar or amplifier with classic Fender in mind. From potentiometers to select capacitors, tube sockets and more, these electronics are created to closely replicate original-era Fender parts and have been used on a number of Fender reissue instruments and amplifiers, including our American Vintage series of guitars and basses.
Dating A ’70s Les Paul
Copyright Kit Rae. The pots are what the knobs are mounted to, essentally manually adjustable resisitors that control the voltage across a circuit. The codes were created by the Electronic Industries Association EIA in s to identify the product source and date of manufacture.
The second set of numbers is the date code. In this case, = , 41st week. Newer pots are now stamped with CTS, but older pots will be stamped with.
Ever since Fender started making basses in , they dated certain parts and components to give a general idea of when the instrument was produced. Then there are pickup and potentiometer date codes, serial numbers, and even bridge stamps and pickguard codes in some cases. So how do you properly determine the year of production? They just grabbed whatever part or component was ready and put the instrument together to fill an order as fast as possible.
The general rule of thumb is that a bass is as old as its newest part, or at least its latest dated part. So, if you have a Fender with a neck date of and the pots are dated , then you have a Fender Bass. There are some years in particular that can get really tricky. Some Precision Basses have no neck date stamp at all, and several Fender basses from to have neck stamp codes that are difficult to decipher and sometimes impossible to read. Body stamp dates were used by Fender from the early s to the mids, after which they stopped until the s where they started again sporadically to this day.
Potentiometer codes are pretty reliable for dating, usually indicating the year and week it was made. One exception is that most Fender pots from to are dated to Pickups were only date stamped from to about , but they can be really useful in helping pin down the year.
Vintage guitar dating
Get some additional keys here. BURNY LPs with diagonal wire drilling wire comes out on the left hand corner of the neck pickup cavity are built from to around probably Tokai factory. Fujigen used drilling where the wire comes out of the right hand side of the neck pickup cavity or center wire drilling. E arly Terada guitars have center wire drilling.
Buy your Fender Pure Vintage K Solid Shaft Potentiometer, Volume or Tone from Sam Ash and receive the guaranteed lowest price. Enjoy our day return.
I’ve heard that to properly date your vintage guitar, aside from serial number, is to remove the black plate and check the pot potentiometer codes which are generally digits. Now that being said, who’s to say those posts are originals? Couldn’t they be replaced or changed along the way? I guess new solder would be a clue. So is the idea that all 4 pots should have the same date, preferably the date your guitar was manufactured according to the serial number?
And finally, what exactly do these numerical codes represent? Many newer guitars don’t have easily datable pots in them, so you really need to go by the serial number on the guitar. If you mean vintage guitars, there are numbers on the pots that can be dated if you can read them. When dating a vintage guitar, you can’t go by just one factor- you have to take all available information about that guitar into consideration and then make a judgment.
Pot codes that are completely out of whack with the features of the guitar can create problems too. You can post now and register later. If you have an account, sign in now to post with your account.
Properly Dating a Fender Bass
There are several ways to determine when a Fender amp was produced. First use the cosmetic features to get a range of possible years. Next, if applicable look for the date code on the tube chart. Remember, many components could have been changed over the years, speakers blow, caps dry out, transformers melt down, and pots wear out. Here is a cool link to a Vintage Fender Amp price history chart that tracks sales data for specific amp models by the month.
10K M-SERIES VINTAGE LINEAR SEALED PLESSEY POTENTIOMETER x1PC. £ 10K M-SERIES LINEAR. VINTAGE SEALED PLESSEY POT. DATE.
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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?
From potentiometers to select capacitors, tube sockets and more, these electronics are created to closely replicate original-era Fender parts and have been used.
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