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

Yamaha Mu-5 Build Pics

I bent this Yamaha MU-5 a few months back and never posted the pics here. The ic is surface mount and has tiny legs that make it a chore to solder to, but the results are worth all the solder stress. I love to chain this thing to my Roland Tr-505 or Alesis HR-16 and … Read more

POTAR Design Concern