Topic 39 Resources
Students need to understand:
how sound can be sampled and stored in digital form
how sampling intervals and other factors affect the size of a sound file and the quality of its playback:
Choose from the following to help you learn:
CAMBRIDGE Computer Science:
Pages 148-151. Section "Representations of sound" (not including "Compression")
ROBSON & HEATHCOTE Computer Science (9-1):
Page 146 & 147. Section "8.5 Sound".
SUSAN ROBSON GCSE Computing(3rd edition):
Page 57. Section "Sound"
SUSAN ROBSON GCSE Computing(2012):
Page 17. Section "Sound"
AXSIED GCSE Computer Science (3rd edition):
Page 145, R73 "Digitising Sound"
ROUSE & O'BYRNE GCSE(9-1) Computer Science:
Pages 162-164. Section "Sound" (not including "Compression")
- BBC Bitesize: Digital audio (Pages 1-4)
- Cambridge MOOC: Section 38: Sound
- Wikipedia: Overview, Process, Recording of bits, Sample rate (4 articles)
- Brittanica: Digital sound recording
- TechTerms: Sampling, Sample rate (2 articles)
- Teach-ICT: Sections 1-12: Sound
- MrDMcKnight: Watch all (8:48). Digitising sound
- Computer Science Tutor: Watch all (9:14). Sound
- Cambridge GCSE Computing: Watch all (2:46) Sound, Part A
- Cambridge GCSE Computing: Watch all (2:07) Sound, Part B
- Cambridge GCSE Computing: Watch all (2:42) Sound, Part C
- Computerphile: Watch from (0:00) to (6:14). Sampling 0:00 to 4:43. Bit Depth 4:43,
- MrAudio: Watch all (1:29)