Antique Electronics and Vintage Solid State
Technology Instrument Corp Knob
I acquired a General Radio 1432-K decade resistance unit that was missing one of its General Radio knobs.
It had been replaced by this unique oddity - a knob made by Technology Instrument Corp (TIC). …
Centralab Rotary Switches
I needed to describe an unusual connection to a rotary switch in my Triplett 850.
I remembered that I had a scan of this old Centralab Assembly Instructions for 1400 and 2500 Series Rotary Switches. It has this handy diagram that names many of the parts of these rotary switches.
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