![](https://coimages.sciencemuseumgroup.org.uk/30/666/large_thumbnail_1928_0945__0002_.jpg)
D.C. galvanometer relay model 30 no. 24904
- Made:
- 1939
![D.C. galvanometer relay model 30 no. 24904, by the Western Elec](https://coimages.sciencemuseumgroup.org.uk/334/409/small_thumbnail_smg00049917.jpg)
![D.C. galvanometer relay model 30 no. 24904, by the Western Elec](https://coimages.sciencemuseumgroup.org.uk/334/115/small_thumbnail_smg00049917.jpg)
D.C. galvanometer relay model 30 no. 24904, by the Western Elec. Inst. Corp., Newark, N.J. , USA, resistance 340 ohms approx, deflection 30 microamps per millimetre approx.
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1985-1947
- type:
- galvanometers
- credit:
- University of Oxford (Physical Chemistry Laboratory)