Latest Alesis HR-16 – SOLD

POTAR Alesis HR-16 mods and restoration

This one didn’t even make to the site, put it up on Reverb and it was gone within an hour. I am really happy with how this one came out, it ended up being more work than the last couple, pretty much dead on arrival. It was worth the extra work to bring this Alesis … Read more

Top 5 Common Repair and Replacement Projects for your Alesis HR-16

Alesis HR-16 Drum Machine repair instructions

I love the Alesis HR-16 drum machine, it has great set of realistic built-in drum sounds, does all the MIDI stuff you expect, is a fantastic circuit bending target, and is actually very easy to program. I have owned a bunch of them over the years and the first thing I always have to do … Read more

Alesis HR-16 Circuit Bending

Alesis HR-16 pitch control install

This is the last of the Alesis HR-16 lot I purchased from the estate of former Pure Prairie League member George Powell. I added a 28 point patch bay, an LTC1799 precision oscillator for pitch control – and that is switchable between knob control or photocell control (for using light as a pitch controller). I … Read more

The Hey Jude Sound Urchin

Hey Jude Sound Urchin

The Hey Jude Sound Urchin Get weird with it! Not your usual Sound Urchin, I took this little Hey Jude music box and mounted it right above the 35mm piezo disc for ultimate impact. The music wire was chosen for its bell-like tone, and you just gotta have a spring these days. Crank the wheel, … Read more

Hex Schmitt Synth Calculator

potar hex schmitt synth elcectro calculator

Hex Schmitt Synth Calculator After building out the Fuzz Calculators I decided I wanted a helper to calculate the capacitor and resistor combos for simple hex-schmitt oscillators. These calculations are especially helpful when building polyphonic synths, and stuff that isn’t just a random noise source.

POTAR Design Concern