Related Clues:

• It converts sounds into signals and back again
• Face of a clock
• Ring the clock-face
• On the face of it, have it put back
• On the face of it, it's being placed the wrong way up
• On the face of it, this might have one laid-up
• The ring you get with this would never have 4 across in it
• The blower gets one in the end
• On the face of it, one has been placed upside down
• Laid up, on the face of it
• On the face of this, watch it being so laid-back
• On the face of it, the egg has been up there
• To be on watch is enough to have one laid up
• Placed up side down on the face of it
• 'On the face of it, 29 across are this up (4)'