Service and Repair

Articles
Title
The Workbench instruments – The multimeter (ART595E)
Components Recovery (SER003E)
Troubleshooting with the Multimeter (SER002E)
Troubleshooting and Repair (SER001)

3-transistor amplifier (CB23537E)
This transformerless 16-ohm speaker circuit was found in a Radio Electronics from October 1963. The...
Tube filament source (CB8178E)
This circuit was found in a Popular Electronics from the 90s. It is intended to power the filament of...
Modulated Infrared Receiver (CB12201E)
This receiver receives and decodes the signals from the CIR3368 transmitter. The circuit is from a...