Artifact Gallery:
Battleship USS Iowa Museum Los Angeles collects relevant artifacts to help tell the story of the ship and the Surface Navy to a broad audience. Below you will find some of our accessioned artifacts in our collection. Not all items are on display and are monitored according to our collections management policy.
We accept new items in the collection on a case-by-case basis. Click here for more information.
US C-3a Infrared Viewer (AN/SAR-1) s/n 1657 w/Case
Object/Artifact
US/C-3a Infrared Viewer (AN/SAR-1) with carrying case.
Model MI-2558, Serial no. 1657
Manufactured by RCA
Contract No. NXss 29734 May 1943 - January 1944
The device is a handheld or searchlight mounted receiver used to convert infrared to visible images. Working range with the type H hood is 10 miles. The receiver is 12" long, 13" with the carrying case. Total weight with the carrying case is 9 pounds. The set uses 117N7GT/G, 165A, and 1P25 vacuum tubes.
This set is operational. It uses 115 volts AC. The C-3a superceded the battery-operated C-3. See AN/SAR-1 data sheet (1 page).
3000190
