>>>What's a replacement for BC107?<<< BC547 should be fine. Plastic version. Although you could try to get the BC147, funny little thing with a triangular casing. Regards, Tony Allgood Penrith, Cumbria, England Oakley Modular Synth and TB3030: www.techrepairs.freeserve.co.uk/projects.htm My music: www.mp3.com/taklamakan