My Variac / Isolation Xfmr / DimBulb Setup
1:02:08
Heathkit IP 18 Teardown & Full Rebuild
44:06
How An Isolated Dim Bulb Tester Works (Current Limited Isolation Transformer And VARIAC)
18:17
Heathkit IB-1102 Repair & Update - With Nixies!
9:14
Build Your Own Current Limiter for Protection when Repairing and Testing Electronic Equipment
22:28
Saturable Reactor Fun
16:16
Tech Tips Tuesday, Isolation Transformer and Variac Safety
14:41
How 3 Phase Power works: why 3 phases?
23:29