Monte Allums Guotar Pedal Mods



DISCLAIMER - Absolutely no refunds. All sales are final. We cannot be held responsible if you ruin your pedal. I got ripped off by a buyer of my TR-2 mod. Said he wasn't happy with the mod so I offered to buy the TR-2 from him. I gave him $110 in good faith. When I received the pedal it was non-functioning. He had drilled the hole for the pot in the wrong place piercing the ribbon going to the depth pot and completely pulled 4 traces from the PCB. And he wanted to know why the mod sounded bad. Because of this I will no longer issue refunds of any type on mods. If you do not have the skills required to perform the mod then please let us do the mod for you. Monte Allums


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Boss CH-1 Super Chorus Hi-Fi Plus Mod Kit with Blinking Rate LED

WARNING! — The OPA2134PA opamp, of which are included in many of my kits, is currently extremely hard to find. Mouser and Digikey are currently out of stock with none expected until 2023. I have hundreds in stock. BE CAREFUL BUYING THE OPA2134PA ON EBAY. THE MAJORITY ARE FAKE! Manufacturers in China are rebranding cheaper opamps and selling them as OPA2134PA opamps. I test all my OPA2134PA opamps I buy. You can easily test whether a OPA2134PA has been rebranded. Do this, take some Acetone on a Q-tip and rub across the lettering of the opamp. If it is Fake the ink used to print the labeling will dissolve into the Q-tip.

Now with a Bi-Color LED that blinks to the rate of the chorus. I've had a ton of requests for this one. It's different than the CE-2 in that you have control over the lows and highs in the chorus effect and you can blend the effect in to taste. Add to that the fact that it also has a stereo out and you've got a very versatile chorus effect. This mod is only good for the CH-1s made before 2002. After 2002 Boss started using surface mount components. This mod will not work with CH-1 made after 2002. Your pcb must look like this.

With this mod I have increased the depth of the chorus and increased the rate of the chorus and add clarity and warmth to the effect. The Dual Chip Adapter will add clarity and presence and clean the circuit up. I also replace a few caps as some of the caps in these older pedals seem to leak and wander off tolerance over time. I think you'll find, after doing the mod, that this is one of the best analog choruses available. The magic of this mod happens in the high frequency content of the effect where I've added sparkle and smoothness plus warmth. This mod enhances that effect and also enhances the spaciousness of the chorus when used in stereo.

Now With Flashing Rate BiColor LED ModI have added a new feature to my CH-1 mod. I have added a BiColor LED that will possess 2 functions. One will blink at the Rate the Chorus effect is set to by the Rate knob and the other will show when the effect is engaged. You can purchase the BiColor LEDs here. Based on the availability of the Bi-Color LEDs I will include either a Blue/Red or Green/Red Bi-Color LED.



With this Kit you will receive a 3mm Super Bright BiColor Clear LED, Solder and Desoldering Braid along with detailed easy-to-follow High Rez PDF Mod Instructions sent to you as an e-mail attachment.


$27.99





Boss CH-1 Super Chorus Cap Upgrade Mod Kit

Electrolytic caps in tube amps, over a period of time, start to leak, loose their tolerance and go bad. It’s just the nature of Electrolytic caps. Sometimes the leaking is actually visible. But Electrolytic caps can look okay and still be faulty. By replacing Electrolytic caps in older pedals you can actually improve the overall effect of that pedal. Honestly I was skeptical until I received an email from a client that was having issues after he modded his Boss BF-2 with one of my kits.  He said the flange effect was barely noticeable.  A couple of weeks later I received another email from the same client.  The client said he had solved the issue by replacing all the Electrolytic caps in his BF-2.  This peaked my interest so I started experimenting. This mod will not work with CH-1 made after 2002. Your pcb must look like this.

I was astonished how some of my older pedals benefited from the cap upgrade!  Noise seemed to be reduced and clarity and presence of the effect were enhanced.  I am now offering these Cap Upgrade Kits for many of the pedals I offer kits for.  In some cases some of these caps are already upgraded in the kits that I offer.  But I am offering kits that replace all the Electrolytic caps for those that have not purchased my kits.  They will benefit from upgrading the Electrolytic caps that I do not replace in my kits.  You’ll find that some of these same caps are already replaced in the kits I offer.  It’s a win win all around for those that want the maximum benefit when upgrading their pedals.  But I didn’t stop there, when possible I have upgraded these Electrolytics with Metal Film and Tantalum.  Not only do these caps have tighter tolerances but they will also last the life of the pedal.





With this Kit you will receive Solder and Desoldering Braid along with detailed easy-to-follow High Rez PDF Mod Instructions sent to you as an e-mail attachment.

$14.99

IMPORTANT - This mod will only work with the Vintage CH-1s. Your CH-1's PCB must look like this.

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