PatchPierre

The DIN Sync (or Sync24) standard, was introduced by Roland in the 80's for synchronizing sequencers, drummachines and (synth-) arpeggi...

Both the terms Gate and Trigger are commonly used for a signal out event type, mostly generated by a keyboard or sequencer, to start the pro...

This CD was published by Doepfer in 1995 to show off their then brand new A-100 modular system. It has 29 tracks and a large, colorful, fo...

Hmmm... that went faster as i expected. My brand new self-made A-127 Expander Module is now almost finished. ( Find part 1  HERE ) The ...

Now that i finished my first 'real' module-modification i couldn't wait to start with the next project. At first i wanted to ...

A-156 with modification Yesterday i picked up the spare parts that i ordered from Doepfer; a few switches, 3.5 mm sockets, LEDs and blin...

Good news for PatchPierre.net visitors on Android, iPhone and other mobile devices. As of now the site is visible in the mobile template, wi...

Another nice site i stumbled upon in the last weeks in my search of Doepfer DIY in fo is the  Doepfer A-100 series modifications site by   N...

" I'm an engineer.  I see myself as a toolmaker and the musicians are my customers... They use my tools." Robert (Bob) Moog

I bought my first prototyping board (or breadboard) and some jumper-wires last week, it's time for me to start learning about electronic...