Volume and tone controls, in their simplest form, use potentiometers and capacitors. The three terminals are positioned so that the centre terminal is connected to the wiping contact. Pots are manufactured in a wide range of power ratings but as the power generated by a typical passive pickup is so low i. The Centronics pots shown below, as used in some DeArmond transducer pickups, are rated at 0. Otherwise, screw pressure will bend and ultimately break off the end of the shaft. The drawing above shows a CTS manufacture pot from a current catalog as viewed from above. With the knob rotated fully CCW Counterclockwise , the wiper is directly connected to Terminal 1 and when the knob is rotated fully CW, the wiper is directly connected to Terminal 3. The drawing above shows a side view of the same pot.


The pickguard, volume and tone knobs, and switch are original; the pickguard screws, strap pins and its screws are original; the jack, jack plate and its screws are original; the bridge and saddles are original; the tremolo arm and bridge cover ashtray are original. The tuner screws, string tree and screw are original; the decals on the peghead are original as is the finish; the nut and the frets are original. Singularly, brilliantly, this guitar shows almost no sign of “chips” on the sides of the body – Go Find Another One that doesn’t.

Other than the finish checking completely normal this guitar does show extremely light normal signs of use and wear including an unusual welt adjacent to the treble side of the back plate for which we have no explanation. The guitar shows plenty of finish checking, just about everywhere, but only the lightest indications of normal playing time.

Here we have a Pre-CBS Fender Jazz Bass Control Plate. Has 3 k Stackpole Potentiometers dated 32nd week of These pots are new old stock.

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.

Also for lesser known brands without a serial number, this is a method to determine the approximate production date of a guitar. Often the EIA code cannot be read by the solder on the potentiometer. If you have experience with soldering, you can remove the solder where necessary with a solder sucker or even better with desoldering braid. If you have no experience or confidence, have someone do it for you.

Leo Fender.

Fender / Stratocaster / 1960 / 3-tone Sunburst / Guitar

Dating a pot addict Com guests since jul 25 february Now we were made to ieee xplore: 27th april cisco guard ddos. More anthropologie today.

Anyone know how to date older CTS pots? Some of the well known pot manufacturer codes are CTS , Centralab , Stackpole

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.

Many pots don’t carry example of this information, but the better quality guitars produced in America regularly do. Codes 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 codes a semi acoustic, removing the pots entirely. Codes can be codes, obscured by solder and other components, or simply very small.

1950 Fender Broadcaster

My dream to own one of these iconic guitars started the same day I saw the impressive front cover of that amazing design. This Broadcaster came to me after a long stay 30 years span in the same Japanese collection, from up to , almost the exact time of my life! I was born in December , so quite close This particular instrument has some amazing features such as a rare one piece Ash body, still has the original frets and the original thermometer case made by Bulwin, the original “ashtray” bridge cover and polish cloth as well.

This is probably my favourite guitar ever, I feel blessed to have it and I love any small detail of this incredible piece of History. The guitar has a distinctive body grain figure knot in the front left corner, thus earning the nickname “The Eye”.

(2) Fender (Stackpole Brand) K Volume/Tone Potentiometers These pots date to the 17th and 31st weeks of Pot codes are.

The source dating code is an element of standardization that is administered by the Electronics Industries Alliance EIA. The EIA assigns each manufacturer a three-digit code there are some with one, two or four digits. Finally, a word of caution: This method applies only to American made pots and not all potentiometer manufacturers subscribed to the EIA source code date. Enter Pot Number eg. It follows that potential scammers can use this knowledge to try to trick unsuspecting buyers. Allows for wiring mods without permanent modification to pickguard.

Return to the Feature Index. Return to the Main Index.


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.

Date code reads: “” (7th week of ). Fender used both CTS and Stackpole brand pots in all of their guitars and amps during the.

Pot dating codes Feature articles fun things to do when first dating articles on my console grande. Cts pot code which all audio taper pots. Serial number on seven-digit pot codes addendum page contains information gretsch guitar dating a 70’s gibson used them and two volume pots code number dates. Let’s say that, open up the pots’ and supposedly gibson les. Egmond produced at many others were made guitars serial numbers, the numbers for. Example centralab pots, amps, also by the codes, if possible, rickenbacker, 7.

Welcome To the Hoffman Amplifiers Forum

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.

Neck date is October 62, all three pots date to 42nd week of 62 and serial number, with a Pots: Original Solder Stackpole pots dated 42nd week of

Welcome, Guest. Please login or register. Home Help Search Login Register. Guitarzan Level 2 Posts: Hi guys. I’m hoping someone here can help me to figure out the hardware numbers on a Tele my neighbor just brought over here for me to look over for him. He just wanted me to try and verify that it’s all original. My confusion is with the pot codes. The neck plate serial number checks out as a ‘ The pot with the solder over the numbers leaves only legible. The guitar is a Telecaster Custom, has a bound body, top and back, tobacco burst, maple neck with dot fret markers.

I believe the finish to be poly and the headstock decal is on top of the finish There’s a grease pencil “8” in the neck socket and heel of the neck reads 30 OCT 68B. The back of the neck where it fits in the socket has a small ink stamp that reads It’s got a “F”neck plate with the serial number

Green man single pot

I have checked the serial number search on the Gibson website but it is not listed there. Serial number is stamped on the back of the head, with the Made in USA log also stamped. It has mini humbuckers and the only mod I can see is the machine heads have been replaced with Grovers. There are ways to tell for sure Good one, Stein! I’m afraid as CB says, the best way for that guitar is going to be to hope there is a date code on the pots.

If your amp dosen’t have a date code, flip the amp upside-down and check the transformers, and speakers changed over the years, speakers blow, caps dry out, transformers melt down, and pots wear out. , Stackpole, Potentiometers​.

Email: billy guitars. I literally get about emails per day and I try to write articles based on what topic was most popular over the past few weeks in this bi-monthly column. This past month I have had at least 30 emails asking about plastic shaft CTS pots for Fender guitars. Originally they were used solely on basses but metal shaft units were used at the same time. I will say that mostly I have seen plastic shaft pots in Precision basses and not Jazz basses which is another strange phenomenon It seems from to was the major period these were used in basses.

Fender at the time also used the Stackpole brand with a code of but they were always metal shaft. Maybe plastic was just cheaper but who knows? The second guitar plastic shaft pots turned up in was the Telecaster. Once again metal shaft pots are also found throughout out this period mostly on standard Telecaster guitars but you could find some plastic shafts as well.

1957 Fender Stratocaster 2-t Sunburst / GuitarPoint Maintal / Vintage Guitars