| Clue | Source | Date |
|---|---|---|
| Instrument for detecting electric currents (12) | ||
| It's designed to indicate current measures (12) | ||
| Device measuring small currents | ||
| Electric-current detector (12) | ||
| Man got a lever working, device in physics lab? | The Telegraph Cryptic | 22 Apr 2016 |
| Instrument for measuring small electric currents | The Times Concise | 11 Sep 2015 |
| Avenge mortal that's destroyed what may determine the flow of power | The Telegraph Toughie | 31 Mar 2015 |