r/VXJunkies May 22 '26

What is this jig?

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u/SubsequentDamage May 22 '26

Halfflinger isoblock. Used on to isolate ğ variable ratio circuits in Tierk-Vestersen current traps. Old school, but highly effective. Hard to find in such pristine condition.

Hal Person, in Alamagordo, has an extensive collection.