Heathkit Repair - Visual Aural Signal Tracer Model T-4

Explore the third installment of a five-part video series on repairing a Heathkit Visual Aural Signal Tracer model T-4. Witness the replacement of electrolytic capacitors due to their failure to reform, as addressed in the previous video. Learn how to navigate space constraints during the repair process. Observe the use of an IT1121 to test both diodes and rectifiers. Watch as the unit is powered up using a VARIAC with current monitoring to check basic functionality. Listen for the first indications of a potential issue emerging from within the device. Gain insights into vintage test equipment restoration techniques and troubleshooting methods for Heathkit devices.