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Vibrotest Electrical Circuit Tester

Object/Artifact
Vibrotest Electrical Circuit Tester for DC
Vibrotest Electrical Circuit Tester picture number 1
Maker's mark of item Vibrotest Electrical Circuit Tester picture number 3 Vibrotest Electrical Circuit Tester picture number 4 Vibrotest Electrical Circuit Tester picture number 5 Vibrotest Electrical Circuit Tester picture number 6

2025.0033.0004

Permanent Collection

Tools/Equipment

Associated Research Incorporation

1970-1979

Makers Mark

Front of Lid

Vibrotest; Associated Research Incorporated; Model No. 221; Serial No. 22145; Made in Chicago ILL. U.S.A.; AR

Marking

Below Latch

D.C.

Etched

Scratched on

9-1/4 in

8-1/2 in

11-3/4 in

LeatherMetal

Storage

Fair