CSQ-600 troubleshooting failed :-( I have been trying to troubleshoot a CSQ-600 received in very poor condition and obviously broken down fo...

 A few years ago, I acquired a Roland CSQ-600 sequencer in very poor condition and downright out of order. I have been troubleshooting this ...

 I just received the PCBs for testing the Gowin 144 pin FPGA : Yes, seen like that, it's not very 'sexy'. But hey, it will be, I...

With the development of my MIDI switch, I am as always confronted with the mechanical realization of the case. The problem is that I have ma...

We do tests on prototype boards, we develop ideas that don't always work. And then at some point, when the concept is in place, you have...

It is clear that, although the economy has supposedly recovered, the availability of certain components is still uncertain. As for those tha...

Around this OMEGA computer project initiated by Sergey Kiselev , there are other contributions that I think are worth mentioning.  First, a ...