Mr Carlson's Lab

1938 Receiver Restoration! DeForest 7D832 Radio.

84 Year Old Radio Receiver Restoration! Stromberg-Carlson 145L

How A Tube Works

Electronic Repair Time! ASHLY 3102 Stereo Equalizer

Tube Radio Restoration, Hammarlund HQ-120

Tube Audio Amplifier Troubleshoot Repair and Modification

Standing Inside a Broadcast Transmitter While it's ON!

Power Supply Troubleshooting and Repair Tips

Two Six Pac's On The Bench

Yaesu FT-1000MP Repair and Modification