Private company

Conar Instruments

American radio manufacturer, division of the National Radio Institute1

The National Radio Institute (NRI) established the Conar Instruments division in the fall of 1961 and announced it in their bimonthly publication, The NRI News. Conar was an expansion of the National Radio Institute's student supply division that functioned primarily to supply test equipment to their students and graduates. It was located in Washington, D.C. at 3939 Wisconsin Ave.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 20, 2026.

Overview

1961Founded1
  • Industryelectronics industry, instrumentation engineering1
  • HeadquartersWashington, D.C.1

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Model 251
Photo: All material here is free of charge. No compensation has been received for any information displayed here. All information is provided as-is for educational purposes, CC BY-SA 4.0, via Wikimedia Commons3

The National Radio Institute (NRI) established the Conar Instruments division in the fall of 1961 and announced it in their bimonthly publication, The NRI News. Conar was an expansion of the National Radio Institute's student supply division that functioned primarily to supply test equipment to their students and graduates. It was located in Washington, D.C. at 3939 Wisconsin Ave.2

Corporate structure

Conar Instruments is part of a group headed by National Radio Institute. 2 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

The story

Founded by National Radio Institute in 1961.1

Products and brands

  • Tube tester
  • electrical measuring instrument
  • signal generator

Listed on Wikidata.1

Subsidiaries and ownership

Parent company

Owners

From Wikidata.1

Timeline

  1. 1961Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3