Isolated DMX splitter
Introduction When you need to connect DMX projectors you can use wireless or cable. In my case, I have a fixed setup so I use a wire solution. But the…
Marantz PM350 : How to repair a vintage amp
Introduction A guy bring to me a MARANTZ PM350 amplifier. He says that to have a little sound the volume button has to be set to the maximum. And, it…
Mic to line amplifier
Introduction So I needed to connect a standard microphone to a conventional speaker amplifier. The signal comming out the mic is really low. It can be lower than 20mV. You…
Recevoir des trames DMX avec un PIC
Need english version ? it's here Introduction Lorsque je modifie les fonctions d'un projecteur, j'utilise le bus DMX pour le piloter. Cet article vous présente le code en C que…