Cossor (Canada) Ltd.

Title

Cossor (Canada) Ltd.
Hermes Electronics Ltd.
Ultra Electronics Maritime Systems

Type

Company

Coverage

Halifax, NS
Dartmouth, NS

Begin Date

1947-01-01

Active Until

Ongoing

Location

301 Windsor St., Halifax, NS (1956)
Darmouth, NS

Product Areas

Electronics, Maritime Detection Equipment

Activities

Designing
Manufacturing

Timeline

1947 – Founded (https://otcns.ca/members/ultra-maritime) 

1954 – Active, advertising oscilloscopes in Electronics and Communications; also attended IRE Annual Convention in New York this year. “Notably, we displayed oscilloscopes designed and manufactured in Canada; specialized deflection coils for special radar displays of which we have pioneered in both Canada and the United States and last but not least, the V.H.F. transmitter which we have supplied quantity to the Department of Transport for use on the airways in Canada as the main ground/air V.H.F. transmitter.” (“Electronics and Communications - Directory and Buyer’s Guide” (July-August 1954))

1956 – Dec. Active at 301 Windsor St., Halifax. Branches in Ottawa, Montreal, Toronto ("Cossor-Sanders Precision Microwave Test Equipment")

1959 - Active, advertising "sonobuoy" dectection system. (“Sonobuoy AN/SSQ – 2B MOD. 9 Modification – Production Manual”)

1970-1974 – Name changed to Hermes Electronics Ltd.

1995 – Purchased by U.K. company Ultra Electronics.

2002 – Name changed to “Ultra Electronics Maritime Systems”; located in Dartmouth, NS.

Sources

Cossor (Canada) Limited “Sonobuoy AN/SSQ – 2B MOD. 9 Modification – Production Manual” (March 1959)

Cossor (Canada) Ltd., Camera, Unknown Date, Artifact no. 1984.1124, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1984.1124.001/

Clarke, H. L. “Ultra Electronics Maritime Systems keeping the world safer through sound” https://www.saltwire.com/nova-scotia/more/ultra-electronics-maritime-systems-keeping-the-world-safer-through-sound-402270/ [20/09/23]

Cossor (Canada) Ltd. "Cossor-Sanders Precision Microwave Test Equipment" Electronics and Communications - Directory and Buyer’s Guide (Dec. 1956) (https://worldradiohistory.com/CANADA/Electronics-and-Communication/Electronics-&-Communications-1956-12.pdf): 5

“Electronics and Communications - Directory and Buyer’s Guide” (July-August 1954) https://worldradiohistory.com/CANADA/Electronics-and-Communication/Electronics-&-Communications-1954-07-08.pdf

“Ultra Electronics Maritime Systems” https://otcns.ca/members/ultra-maritime

Citation

“Cossor (Canada) Ltd.,” Precision Instrument Culture in Canada, accessed October 16, 2024, http://omeka.uottawa.ca/instrument-precision/items/show/60.

Output Formats