This article is about a repair I did back in 2014 on a Polivoks (Polivox) synthesizer. I came across some files on my harddrive about it, and I want to share it so maybe other people can use it that are facing the problem(s). Sadly I don’t have (or make) all pictures I made during […]
Month: August 2020
Alesis SR-16 – Not working
Got a Alesis SR-16 Drum computer from a friend of mine. The machine didn’t work, it only show 8 blocks on the display. Revision: Rev D p/n: 9-40-1034 Let’s find the problem First I tested the voltage regulators VR1 (7805) and VR5 (7905), they both outputing the right voltage levels (5V and -5V). Next […]
Sinclair SPJ-1 Joystick Axis Sliders
Got a Sinclair SPJ-1 Joystick for repair. One of the inner axis was broken, so designed a new one because I couldn’t find one on the NET. I made a low & high version. Download STL files from thingiverse See more designs by me More info about this joystick