Appendix 1 Glossary

 

 

 

ADSL Asymmetric Digital Subscriber Line. A technology upgrade to a local telco exchange which converts a normal copper wire phone line to a broadband connection for domestic receivers. ‘Asymmetric’ refers to there being a higher bandwidth available for incoming signals than outgoing.

Airport Apple’s wireless technology which allows multiple computers to be networked together over short distances using radio frequencies (RF).

Algorithm A complex mathematical formula which defines a sequence of steps or computations. In this context, any formula which compresses digitized sound data.

AM Amplitude Modulation: the first of the two technologies for transmitting analogue sound on radio waves.

Analogue Applied to radio, as ...

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