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> am/USM116A vtvm vacuum tube volt meter working
am/USM116A vtvm vacuum tube volt meter working
AM/USM116A VTVM Vacuum Tube Volt Meter Working
Military issue VTVM in solid bakelite case.
Rugged construction and very good working condition.
All leads in good supple condition.
Unit has been tested on AC voltages and DCR and gives good results although may need to be calibrated for ultimate precision.
