DJ Tech Tools has a new article (and video) on How to Mod FX Pedals With Arcade Buttons using the AMZ DPDT relay switch. Check it out!
[2144] How to Mod FX Pedals With Arcade Buttons
Date: August 30th, 2016 | Comments : none | Categories: DIY.[2132] Dual Op Amp Modules
Date: August 4th, 2016 | Comments : [6] | Categories: DIY.
Buffer, or Booster, or Direct Box.
[2124] A-B switcher
Date: May 9th, 2016 | Comments : none | Categories: DIY.
My new A-B switch box for comparing pedals. (more…)
[2108] AMZ Guitar FX Newsletter Signup
Date: February 22nd, 2016 | Comments : [1] | Categories: DIY.
Newsletter Sign up for the AMZ Guitar FX Newsletter for free information, tips and tricks on building guitar effects circuits and how to use them.
This is a “low traffic” newsletter, so you don’t worry about your inbox filling up.
Update: Okay, I’m planning more than just a newsletter. How about some podcasts, and videos, or maybe schematics just for subscribers. PC Board giveaways are also in the works. I’m not sure what will be the final outcome, but you don’t want to miss out!
[2100] TRS Stereo Breakout Box
Date: February 10th, 2016 | Comments : none | Categories: DIY.
My latest build: (more…)
[2097] Buffer for Piezo Pickups
Date: February 2nd, 2016 | Comments : none | Categories: DIY.
I just updated the support page for the Buffer pcb with instructions for using the board with piezo pickups.
[2087] Reverse Voltage Protection
Date: January 28th, 2016 | Comments : [7] | Categories: DIY.
This is a typical reverse voltage protection circuit used on many guitar effects pedals. I have used it at times myself and it is effective within limits.
[1943] 9v Battery Impedance
Date: January 5th, 2016 | Comments : none | Categories: DIY.
Measuring the Characteristics of Depleted Batteries, new post in the Lab Notebook.
[1921] LED Calculator Updated
Date: December 15th, 2015 | Comments : none | Categories: DIY.
I have updated the LED calculator to show the wattage required for the resistor that is in series with the LED. A 1/4w resistor should be enough for most stompbox indicators, however, I am currently using a lot a 1/8w resistors and this allows me to verify that the resistor is operating within safe limits.
Try out the AMZ LED Calculator
[1918] Little Angel Chorus – NYE v2
Date: December 11th, 2015 | Comments : [2] | Categories: DIY.
A couple of years ago I posted an article about a revised version of the Little Angel Chorus, which uses the PT2399 delay chip. I finally got around to doing a few mods on it to see if I could further improve the sound.
Search
View a Random Post
from the archive.
Comments
- admin: It is quite expensive to get a patent, and even after it is...
- Andrew: Then what’s Bill Ferguson so upset about? Do people just...
- admin: The module only goes up to 12v. The version that is built from my...
- Lee: Does the V-Doubler Charge Pump have enough room in the spec to go...
- EricF: Very interesting post and food for thought. I have recently heard...
Email List
Archives
Categories
Blogroll
Author
Jack Orman has been involved in FX design and construction since the mid-1970s.
Meta
