Led electric guitar pickup mod *** Updated with schematic for blinking leds and video!

Led electric guitar pickup mod *** Updated with schematic for blinking leds and video!
Ever wanted your guitar to be unique? Or a guitar that made everybody jealous of it? Or are you just tired of the plain old look of your guitar and want to spruce it up? Well,in this very simple Ible I'll show you how to illuminate the pickups on your electric guitar. The process is very simple, and almost anybody should be able to do it.

This is my first instructable and I plan on entering it into the "Get the Led Out!" contest. Constructive criticism is always welcomed, Also if you find this guide useful or just enjoy it, please vote and rate it.

*** Updated with circuit to make it blink when you strum! Also how to make the leds turn on when you plug in your instrument cable! See the last step!

http://www.youtube.com/watch?v=JtR5kkf7ipw heres the link to it in Action! skip to 6:00 if you don't want a video tutorial!

****There is another method of doing this that hsandford has brought up, It is a bit more complicated, but will result in much better results and have less problems overall then this method. Your can find his guide here.  http://howardsandford.com/blog/flashing-leds-audio-meter-avr-attiny-guitar-pickup-wiring-sound-following-circuit/

 
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Step 1Materials.

Materials.
You need very few things to do this mod, and most people that do things like this often will have them already.

1. 8x led, color of your own choice. (you can add more but they might not fit correctly in your guitar.
2. 2x resistors, make sure you have the right kind for your led.
3. pieces of wire.
4. Solder and soldering iron, other electrical tools, wire cutter, wire stripper etc.
5. 9v battery and 9v battery clip.
6. 9v battery holder, or way to hold it in place.
7. tools to remove guitar strings and pickups.
8. plastic that is semi transparent (I'll show how to make this in case you don't have anything suitable), used to diffuse the light for a better glow. a dremel tool may be needed for this, also scotch tape.
9. Extra strings in case something happens to yours, even though its very unlikely.
10. You will also need a switch of your choosing, I used a reed switch that is normally on so i can just stick a magnet to it to have it off when I'm not playing. Otherwise you will need to drill the plastic electrical cover in your guitar.
11. basic soldering and electrical knowledge.

** optional, If you are doing the led blinking version, you will need,
1. LM386n-1 op amp chip, radioshack has them for 2 dollars.
2. A 10 uF capacitor
3. various resistors to get the desired amount of blinking.
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100 comments
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Dec 29, 2011. 9:19 AMPJEC says:
Could you do this with el wire instead of LEDs? It would produce a better distribution of the light I think...
Oct 4, 2011. 10:35 AMkhaosis says:
Thanks. Roughly followed your tutorial and built it with a steinberger spirit gt-pro (even harder to put everything in place here ;)

http://www.youtube.com/watch?v=qsEPTWs8zds
http://www.youtube.com/watch?v=pY5WO_244Mo

thanks!
Oct 1, 2011. 5:55 AMHankMcSpank says:
I see someone is selling something similar to this (though the switching arrangement looks to be different)... http://www.tinyurl.com/6axlztj


Aug 27, 2011. 10:53 PMLkArio says:
Dean Vendetta! XM? My guitar...
Jun 12, 2011. 8:36 AMawilliam1 says:
hey, i've though about the blinking mod, & i got an idea.
why don't you just use your old "mini" computer stereos' pcb board inside, & hooked up on your guitar. so it goes like this:

1. disconnect the wire on the pcb that connects to the speakers and solder it to a bunch of led your going to put it on your guitar. (don't forget the properly solder the leds according to the + & -.)

2.disconnect the input wire(the one you connect it to the pc or something) on the pcb, hook up a new cable on it & connect it to the guitars output wire.

3. remove the volume knob and just connect the gap with some cables and stuffs.
(if you wanna remove the on of switch too, just do it just like the volume knob)

#got this idea from installing leds on psp. haha",

haven't tried on putting it on my guitar but when i tested just to check of the led blinks when i play the song on my mp3's it work well. so, i hope it works to on guitar.

p.s if there's a problem with my english, sorry. i'm just an 14 years old indonesian boy. thanks :)
Apr 14, 2011. 11:49 PMNeilsss says:
any problems with interference? any shielding needed or not??
Mar 29, 2011. 3:59 PMMaxCrave says:
Great job, how do i know which resistor to use?
Feb 3, 2011. 2:47 AMTeburon says:
this is a really cool mod! i want to try this right away but my only concern is the battery life. it would be a pain to open this all back up just to replace the battery so hopefully the battery lasts a while.. any idea how long it would go on 8 LEDs?
Jul 3, 2010. 10:10 PMmybootsonfire says:
I just did this on my Gretsch with UV LEDs in the f holes and it worked brilliantly. Thanks for taking the time to post it all up.
Jan 25, 2011. 11:25 PMmybootsonfire says:
Took me a while but i finally took a pic.  I have been getting a little bit of feedback when the led's are turned on, but it hasn't been bad enough to make me get of my backside and deal with it. 
35703_1529059230467_1354299383_31427104_4892832_n.jpg
Jan 13, 2011. 4:43 PMxxBlackSoulxx says:
where does the GND (negative) go to
Jan 9, 2011. 8:47 PMnextorange says:
I did this project but the leds are direct and not me
blink when I play, is supposed to shine as
I play guitar, I put the LM386 with a capacitor
10uF, and 8 leds THE OUTPUT, which could have been my error?

pdt: excuse me english but I speak spanish :)
Apr 9, 2010. 6:24 PMRF567 says:
 Do the LED's stay on the whole time or just light up when there's a signal?
Sep 7, 2010. 5:14 PMmoogbeatz99 says:
only when there is a signal
Dec 1, 2010. 2:54 PMcompgeek_brad says:
Actually, they are connected to a Magnetic "Reed Switch" - this means that they are turned on and off by the use of a magnet, when you remove the magnet they turn on, and when you put it back they turn off. Signal makes no difference to them.
Dec 2, 2010. 10:14 AMmoogbeatz99 says:
Yes the Reed Switch turns the entire circuit off. When the circuit is on, the LED's will flash when you strum the guitar, thereby sending a signal through the op-amp
Nov 14, 2010. 5:25 AMquinnyt2015 says:
1. Howd u wire all this on a monojack
2. what value resistors are you using
Nov 9, 2010. 3:34 PMlucasbrasil says:
Hello, Adem! First let me congratulate you for your wonderful project. Well, I have a Stratocaster guitar. The input jack of my guitar is mono. You said that the input (+) and input (-) must be a stereo jack. I switched from mono to a stereo. Result: did not work and neither the circuit nor the guitar! I made connections with the breadboard and two LEDs did not work. I'm doing something wrong. When you use the stereo jack GROUND as input (-) terminal of the stereo jack that also goes for the pots GROUND guitar? Please help me.
Sep 7, 2010. 6:31 PMmoogbeatz99 says:
could you use a LM10CLN op-amp instead?? radioshack.com doesnt even have the LM386n-1 listed...
Oct 4, 2010. 2:53 PMSchober says:
I don't know about your Radio Shack but I bought one of these just a few weeks ago. Although I did have to go to the actual store. (Sorry about the poor quality pic i couldn't find my good camera)
IM000305.JPG
Oct 4, 2010. 3:09 PMmoogbeatz99 says:
yeah i actually found the LM386 at my RadioShack, but if you try searching for it on the Radioshack website, you cant find it. or at least when i searched it did not come up anywhere
Sep 7, 2010. 5:15 PMmoogbeatz99 says:
instead of a reed switch, couldnt you use a toggle switch??
Jun 30, 2010. 6:32 AMhareluya says:
Nice project, I'm trying to do it as well, but put mine in the hole where the Floyd Rose Tremolo sinks... One questions...the LM386n module, you have INPUT +/-, are these from the pick up?? How do I tell which wire it is?? Thanks!
Jul 1, 2010. 12:58 AMhareluya says:
Hi Adem, thanks for the tip. I tried that, but it seemed to sabotage the sound quality a little? Am I doing it right or is there a bad connection? Also, my test on the breadboard seemed to have failed since the LED stayed on, but it did kind of get brighter when I played. Do you know any reasons for that? I'm running a 3mm LED I think it's 3.3v...? The resistor I use is 300k as advices by the shop clerk.
Jul 1, 2010. 3:43 PMhareluya says:
Hi Adem, Thanks for your response, but I'm totally confused...I'm not an electronics person, so this is a little overwhelming...and discovered that I can't even solider...=( I appreciate your help, but yeah, I think I'm totally stuck here...I guess I will have to find someone to help me locally and see if I can work something out...
Jul 14, 2010. 8:35 PMhareluya says:
Hi Adem, It worked! Playing around with it and it worked the breadboard, now I just have to figure out a place to put the LEDs and solder the circuit together...my soldering skills proved to be very very very cr*p.......... Will post pick in tribute to you if successful! Cheers, Simon PS. I still don't understand the diodes, perhaps you want to update your instructions?
Aug 2, 2011. 4:39 AMnalex1 says:
okay, I finally did the circuit, but the LM386 circuit "distorts" the clean signal.

so i followed your diode diagram, used 1n34 Ge diodes, but the LEDs didn't light up at all!

what diode did you use to be able to make this work?
Jul 5, 2010. 3:03 PMandre.caraco says:
Hey Adem70, great instructable, thanks for the diagrams and video. I just have one question still about the pickups (sorry, if I seem inept at this subject). Are you connecting the positive and negative of the pickup directly to the LM 386n and wouldn't this render the pickup useless (no sound output) except for the LED circuit? Thanks for any response in clarifying this for me!
Jul 11, 2010. 3:34 PMramontrndo says:
hello, i just was wondering where could I possibli add the diodes. because when conected to the amp.. the circuit starts to emmit a sound frecuency as I get the treble of my guitar to the top. It only supress the sound when the tone is 0... so I want to try the diodes...
Jul 5, 2010. 3:37 PMandre.caraco says:
Hey, thanks for the help and quick response, I am thinking of using EL wire instead of the string of LED's... can't wait to try it!
Nov 13, 2011. 7:54 AMjpunkäss says:
I tried it and it failed, EL workes on high AC voltage, making high frequency (wireless) electromagnetic noise, that will appear on the amp even feet away!
Jul 14, 2010. 8:33 PMhareluya says:
EL wire will generate a high frequency sound you may find it very annoying.....
Apr 16, 2010. 4:25 AMMusicMan587 says:
Hi!
Nice work!
Could you please tell me which ATtiny85 and transistor npn, used you?
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