Fender Tube amp codes: – look for a 2 letter code stamped on the tube chart inside the back of the amp – the first letter is the year, and the second letter is the month. An amp stamped NA would have been made in Jan. Here is a list of the first letter showing the year of manufacture. These codes have nothing to do with the serial number that is stamped on the right rear of the chassis – Those numbers are posted below. These codes are for amps with the serial number beginning with a letter:. EIA numbers taken from the transformers may help you to determine the date of production on amps that fall between the different dating schemes. These numbers always begin with “”, and are followed by three or four digits in various combinations. If three digits are present, the first digit would refer to the year i.
Potentiometer Codes On Gibson Bass Guitars
Dating you’ve been reading articles pots dating a vintage guitar, you may reading have come across mention of pot codes. The pots, or potentiometers to give their full name, are the variable resistors that control volume and tone. Better quality pots are often stamped with a number of codes; typically part numbers, date of production, pots codes and dating values.
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Copyright , 20th Century Guitar Magazine. The strange and mysterious neck codes found on Fenders from — 80 have been all but ignored by the vintage and collectible guitar community. Perhaps this is due to the fact that s Fenders have, until recently, been all but ignored by the vintage and collectible guitar community. Now that these instruments are hitting the “magical” year mark, they have suddenly gained attention.
In , CBS-Fender began to implement a new type of neck stamp in place of the usual date stamp consisting of model code, month, year, neck width e. The new code consisted of 6, 7 or 8 digits and was usually stamped in green ink. An example of this type of neck code found on a Precision Bass is B. CBS-Fender used this neck code system concurrently with the standard Month-Year date stamp that had been in use since Both type of stamps can be found on Fenders made from through To clarify, a neck would have one or the other type of stamp… not both.
It is not known why Fender used two completely different systems at the same time. Then in , Fender changed to a new type of neck stamp which had 8-digits which was stamped in green or red ink. An example of this is found on a Jazz Bass.
HOFNER POT CODES – FACT FILE
So, you can’t afford that ’54 Strat, or that ’64, or even that ’74 for that matter. Your last chance to own a vintage Fender Stratocaster is with the guitars of the late ‘s. You spot a ’79 in a local shop, or online, but how can you be certain it is a ’79? Some dealers simply go by the serial number, which you will discover can be far from accurate.
As for dating pots, you are correct that the fourth and fifth numbers of the potentiometer date code indicate the last two digits of the year (that is, the.
The back and sides were made of laminated flamed maple with a solid spruce top. Later the top was changed to laminated spruce. The fret board was made from Brazilian or Indian rosewood and had 20 frets the models had 21 frets. The finish consisted of nitro-cellulose lacquer. Early Hofner basses used strip style tuners however later models used individual tuning machines.
Pickups were originally positioned in traditional neck and bridge locations however in pickups were moved together in late 56 close to the neck however they were moved apart again in to improve tone. Dating Vintage Hofner basses is always tricky as transitions were often gradual and older parts can appear on newer models depending on parts supplies and other factors.
Here are a few general rules of thumb that can be used as general guidelines but there are always exceptions to these guidelines. The headstock featured a new vertical Hofner logo that replaced the diamonds on the headstock see photo below. The control panel cover went from an oval panel to rectangular control panel. The Hofner logo on the body is no longer present. In Hofner went to 22 frets and had transitioned out of strip tuners by
Early electric versions of Hofner models can be roughly dated by some of the components used. In particular, the rectangular and oval consoles were fitted with ‘Preh’ brand volume control potentiometers – “pots”, which carry a manufacture date in code on them. S imply undo the small screws holding the panel on, and lift it out of the body. It may be useful to have a cloth to lay it on, to protect the finish of the guitar. T his is the underside of one of the ‘Preh’ brand pots – the code is stamped into the brown fibreboard base.
The first part, K is simply the resistance value of the component, and has no relevance for dating.
CTS pot date codes. Fender guitars. Gibson guitars. Effect equipment. Guitar heroes. Serial numbers. Read source code The first 3 digits on a pot are the.
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! Lower Right: The fourth and fifth numbers of this seven-digit potentiometer date code reveal the last two digits of its year of manufacture. There are two basic components to your Les Paul question: dating it and identifying it. I get several questions about Gibson serial numbers every day, and my initial answer is always to not expect or rely on the serial number alone to determine the year of manufacture.
Reading pot codes
So you need to figure out the year of production for your Fender guitar or bass. You’re not alone. Fenders rank as the most frequently bought and sold instruments on Reverb , and finding a precise date of manufacture can be key to determining the value and specifics of an instrument. The most important thing to keep in mind when dating a Fender is the highly modular nature of the designs.
In particular, the rectangular and oval consoles were fitted with ‘Preh’ brand volume control potentiometers – “pots”, which carry a manufacture date in code on.
Email: billy guitars. On the inside of your vintage Fender amplifier there is a paper chart with the tube locations for that particular model. On the tube chart there will be a rubber ink stamp with two letters. In the chart below you will see the letters that coincide with the year and month of the amps manufacture. The first letter is the year and the second letter is the month. If the tube chart is not in the amp or has been torn or damaged and you cannot read the ink stamped letters you can date the amp by the codes on the potentiometers.
Below is a chart of the manufacturing codes for potentiometers.
1963-1966 Magnatone Custom Series Dating
Did you know that the parts inside your vintage electric guitar will likely have manufacturing date codes? These parts, if original, are one date point that vintage guitar shops will use to help date your vintage Fender or Gibson guitar. Both guitar players and guitar collectors will often search for guitars starting with a year or a time period to find their dream guitar.
If you’re looking to find the value of your vintage Fender or Gibson guitar, it’s important to start by find the year your guitar was made. Potentiometer codes can often help inform that finding and add another data point in assigning value.
Source-Date codes: Some pots have a multi-digit code (usually 6 or seven digits) printed on it used to identify the manufacturer and manufacturing date. The.
If you’ve been reading articles about dating a vintage guitar, you may well have come across mention of pot codes, and the concept of using pot codes to date your guitar. The pots, or potentiometers to give their full name, are the variable resistors that control volume and tone. Better quality pots are often stamped with a number of codes; typically part numbers, date of production, manufacturers codes and resistance values. Many pots don’t carry all of this information, but the better quality guitars produced in America regularly do.
So where are these codes? Normally they are stamped or inked onto the back or sides of the pot. So reading them will require opening control cavities, removing scratchplates, or in the case of a semi acoustic, removing the pots entirely. Codes can be worn, obscured by solder and other components, or simply very small. Finding them is not always easy; this is obviously not something for the faint-hearted, but once performed a few times, nowhere near as daunting as it might at first seem.
There are many exceptions and variations to the general rules described below, some of which are highlighted in the examples at the end. But read on, dating a vintage guitar with pot codes is sometimes more reliable than dating with serial numbers! Many pots do not have part numbers, but the larger guitar manufacturers did list pots by part number in their spare parts manuals.
How to Date Fender and Gibson guitars with potentiometer codes
This page contains details about the Magnatone Custom Series amps. For an overview, see Magnatone Custom Series , or for a history of the Magnatone amps from , see The history of the Magnatone brand. Serial Numbers are located on the back panel and are listed with the Model. I haven’t have been able to find any concrete information regarding serial numbers for these amps Though its not critical a critical aspect of the history of these amplifiers, the more we know about serial numbers, the more we can make guesses on production numbers.
The source-date code on a pot is a 6 or 7 digit code impressed into the casing of the potentiometer. For speakers this code can be 5, 6, 7 or 8.
With guitars in mind, dating if the last two digits of the source-date code are greater than 52, you’re not looking at the source-date code! Also it’s worth mentioning:. Stackpole for example converted from three to four digit date codes in late. On 3 digit date codes, you date to “guess” the decade guitars the pot or speaker.
Codes this isn’t too difficult. Date used by Fender.
Tokai Forum – a subsidiary of
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.
1 Meg Potentiometer. The first three digits are the manufacturer’s code. The last three digits are the date code. The fourth digit is the year of manufacture and the.
Forgot your password? By Bruno , September 3, in Effects and Processors. Any help would be good. Phaser my man. Impossible to find any info on the company though, Discofreq has a few I’m sure. Bought mine ‘broken’ for about. Is it a Made In Kansas or a Taiwan? Mine is US made but the pots done have those markings, only the pot value.
Properly Dating a Fender Bass
Find a better dating on logged national guitars as the cts made. Also: the same part vi by the components were made by the decade of ’65, narrow panel tweed, potentiometers. But they may be difficult, the same part vi by cts from 01 to my. Sourcedate codes – dating from tinnitus and cts pot: dip pads in mind stackpole and date code, if possible with switch cap from late s.
What i’m saying is 09th week of ‘
Does this code relates with a date? So, I guess my bass was built in My bass does not have any other number, so it is nice to have.
If the serial number of an electric guitar is missing or is no longer readable, you can also find the approximate age of the guitar on the basis of the potentiometers. On the potentiometer is a code that gives information about the manufacturer and the year and week when it is made. EIA code. Where to find the code Stamped or punched you can see a six- or seven-digit EIA code on the back or side of the potentiometer.
The potentiometers pots on the guitar offer a oppotunity to find the production date by a EIA Electronics Industry Association code. Assuming that the pots are original and have not been replaced, the production year of the guitar can be determined approximately. The EIA code on pots indicates the manufacturer and date when they are made. It is an approach because of course there is a time between the manufacture date of the potentiometer and its installation on the guitar.