Across
- 3. Company behind the Newton personal assistant (5)
- 6. A Lancashire town - or the first voice heard on Radio 1 (9)
- 8. Pixies album (9)
- 10. Tannoy Kensington GRs are what? (12)
- 12. Home of the annual National Audio Show (11)
- 13. Developed the CD system alongside Sony (7)
- 15. Not digital (8)
- 16. Hi-Fi World editor (11)
- 18. Bohemian...... (8)
- 20. Bassist with The Clash (7)
- 21. Famous for its electrostatic loudspeakers (4)
Down
- 1. Where the Beatles recorded (9)
- 2. Expensive tweeter material (9)
- 4. The firm founded by Spencer and Dorothy Hughes (7)
- 5. Single box music system from Cyrus (5)
- 6. aptX is a codec for what wireless system? (9)
- 7. Invented the phonograph in 1877 (12)
- 9. Quasi-ribbon speaker developer (11)
- 11. Salisbury-based hi-fi company (4)
- 12. A dog - or a 'speaker driver (6)
- 14. This company supplied amplification for Woodstock (8)
- 17. French amplifier maker (8)
- 19. Classic studio tape machine (6)