Related Clues:
- Transmitting over one channel
- Prefix meaning ''singular''
- Prefix for mania or chrome
- Hi-fi setting
- One up front?
- Electronic British duo that are not in stereo?
- Electronic British duo not in stereo?
- Not quite stereo
- Like original Buddy Holly and the Crickets recordings
- Like 45 records
- Little bit of MSG?
- Pre-stereo sound, for short
- Having only one channel, like old LPs
- Like the first LPs
- It means ''singular''