burtyb , vor einem Monat Englisch @foone iirc 30 years ago I would have been using CAD (with parallel port dongle), stacking transparencies for better contrast, using a homemade light box and then sticking the PCB in a repurposed sandwich box full of ferric chloride 😆.
@foone iirc 30 years ago I would have been using CAD (with parallel port dongle), stacking transparencies for better contrast, using a homemade light box and then sticking the PCB in a repurposed sandwich box full of ferric chloride 😆.