Related Clues:
- Electromagnet + armature
- Race with legs
- Flow restricting device
- Race with handoffs
- Two-terminal device
- Two-element electron tube
- Device with two active terminals
- Device also called a rectifier
- 4 x 100, e.g.
- Electron tube type
- It's a race to the finish!
- Electrical circuit part
- Event with a baton
- __ race
- Electron tube with two elements