Across
- 2. electrical device that may blow.
- 4. device that reduces electrical signal's amplitude.
- 5. unit of electrical capacitance.
- 6. electrical device that purifies air.
- 7. electrical device named after its inventor.
- 8. increases or decreases voltage level.
Down
- 1. stores electrical energy temporarily in an electric field.
- 3. device for converting sound waves into electrical energy.