![](https://coimages.sciencemuseumgroup.org.uk/58/890/large_thumbnail_1991_0166.jpg)
Fleming Diode
- inventor:
- John Ambrose Fleming
![Fleming diode, cylindrical pattern](https://coimages.sciencemuseumgroup.org.uk/453/56/medium_smg00261156.jpg)
Fleming diode, cylindrical pattern, with nickel anode and brass cap, cap marked W, (RMW/A10 - McVitie Weston number), Unknown maker, invented by Sir (John) Ambrose Feming.
Fleming diode, cylindrical pattern, with nickel anode and brass cap, cap marked W, (RMW/A10 - McVitie Weston number), Unknown maker, invented by Sir (John) Ambrose Feming.