Radio Repair & Simple Circuits

Follow a signal through a circuit, find the dead stage, and bring a set back to life.

1. 1Current, voltage, resistanceRead · 14 min
2. 2Reading a schematicRead · 16 min
3. 3The multimeter as a stethoscopeRead · 18 min
4. 4Soldering without fearRead · 20 min
5. 5Dead stage: tracing a faultRead · 22 min
6. 6Antennas for a hilly valleyRead · 15 min

Tap a lesson to read it, then mark it done. Your notebook keeps the count on this phone.