Making the Heathkit IG-102 Signal Generator Useful

Making the Heathkit IG-102 Signal Generator Useful Filed in Kits on Apr.27, 2015 While I am very happy with my homebrew 8640jr signal generator, I’ve had this old IG-102 RF Signal Generator from Heathkit hanging around for a decade or so. I was curious what kind of levels it was capable of, so I dragged it out and hooked it up to the scope to investigate a bit. Heathkit IG-102 The main problem I have always had with this generator is the connectors on the front for the RF and AF out. They are not commonplace anymore, so replacing them with BNC connectors made sense. Prior to doing this, I always used a coax with alligator clips to connect, which wasn’t very secure. I found a few panel mount BNC connectors in my junk box, and installed them into the same holes as the original connectors. Back side of BNC Connector installation Front side BNC Connectors Installed Now that I could get decent cables on the generator, I started making meas...