Three crystal detectors (2 Telefunken; 1 American)
- Made:
- 1908
Three crystal detectors (2 Telefunken; 1 American), all c.1908
Details
- Category:
- Electronic Components
- Object Number:
- 1947-304
- type:
- crystal detectors
- credit:
- Rickard, C.E.
Three crystal detectors (2 Telefunken; 1 American), all c.1908