The Heathkit IO-102 is a transistor based oscilloscope. I replaced the electrolytic capacitors and some transistors that were very temperature sensitive and caused the unit to drift badly. This unit
Day: November 27, 2016
Precision EV-10A Vacuum Tube MultitesterPrecision EV-10A Vacuum Tube Multitester
This Precision EV-10A was brought to me by a Customer wanting to get it fixed and working again. When this tester was made, they installed .01 uf RF filter capacitors