Schräg Filter

I found the Schraëg filter while surfing the Modwiggler and lines forums. Described as “Schräg is an expanded repackage of the Bastl Cinnamon multimode filter”. It sounded interesting and I have wanted to try having a project manufactured by a…

Resistors and Ohms Law

Resistors are the most common component you will encounter in electronic circuits. A resistor resists the flow of electrons. To understand this you first need to understand the concepts of voltage and current. Electricity is the flow of electrons. Electronic…

Sustainers

We need to talk about sustainers. A sustainer is a device that increases the sustain of your instrument. These come in a few varieties. There are pedal sustainers, handheld sustainers, and in guitar sustainers. All of these can be divided…

Kwikplug

If you’re into to cheap guitar parts you have probably heard of GuitarFetish.com. If not you should check it out. They sell an array of pickups that are cheap and get good reviews. I’v tried a couple of these and…

Frobnicator

This is my second try to get this right. I designed a PCB for this earlier but the errors were too great to get around. Quick overview, Frobnicator is a tremolo by John Hollis, one of the original DIY crew.…