Moving-coil multi-meter type 7321A serial no.951155, by Thorn EMI Central Research Laboratories Limited, Hayes, Middlesex, England, 1940-1960. Used for a variety of measurements at high frequencies.
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1985-1797
- type:
- meter
- credit:
- Royal Signals and Radar Establishment (M
