"Development of 20th & 21st Century Technologies": HTML5 Crossword

Across

1. coin-operated public audio device, most popular between the 1940s and the 1960s (7)
4. similar to the reel-to-reel tape recorder but more compact (8)
5. early flat disc format (6)
6. low pitched four string instrument (4,6)
10. mechanical device which read a roll of perforated paper (6,5)
11. a device which allows audio capture / playback with a computer (5,9)
14. digitally recordable, highly portable, audio format (8)
15. original process for capturing recorded sound (8,4)
16. a virtual version of a real instrument (7,10)
17. tape was held on a reel which passed through the recording/playback head and wound onto a second reel (4,2,4)
20. early format for storing recorded information (3,8)

Down

2. electronic version of a well-known keyboard instrument (8,5)
3. LP on a record stands for (4,6)
7. Musical Instrument Digital Interface (4)
8. playback device with limited frequency range (10)
9. often used with distortion in Rock & Punk music (8,6)
12. software developed for performing which lets users record and edit without stopping playback (11,8)
13. a transducer used on electric guitars (6)
18. analogue format - polyvinyl chloride plastic (5)
19. the first device to communicate to mass audiences (5)