troubleshooting

Are You Sure? The process described here is almost never a cure-all for a dead or weak radio. In fact, unless someone has badly adjusted the various RF and IF-related screws in a radio, or […]

Why Trace? A signal tracer is simply an amplifier that can detect audio and RF signals and then play them through its built-in speaker. By tracing signals stage-by-stage through your radio you can find the […]

Learning how to read schematics will enable you to solve more difficult electronic issues. Besides giving you clues to how the radio is designed to operate, schematics can show you the signal flow, along with […]