Tektronix type 555 oscilloscope, over 100 tubes inside!
58:43
Tools For The Bench- High Voltage Power Supply Repair!
58:12
TEKTRONIX TYPE 503 Electrical Troubleshooting And Repair!
6:58
Star-Batt High Capacity Battery Pack For Starlink Mini - Run Your Starlink Mini Dish For 24 Hours!
37:49
Junk Box Oscilloscope, Can It Be Fixed?
48:42
Oscilloscope Restoration
28:48
The LARGEST Thing We've Machined in 60 years (It's Too Big For The MEGABORE!)
30:48
1965 RCA Victor "New Vista" Television Restoration
37:37