Related Clues:
- Level of sound
- Measure of sound
- Unit of intensity of sound
- 93-Down measurement unit
- Measure of noise intensity
- Sound unit former Russian soldier sent back to claim Sark etc
- Sound (Pref.)
- Sound intensity unit
- Measure of wave intensity
- Noise of rebel about to leave on the first of the month
- Unit relating to sound or power measurement
- Horribly bled? Ice is a sound measure
- Revolving light either side of black ice is sound measure
- Unit for measuring intensity of sound
- Sound measure of the French bubbly, initially chilled, served up