analogue
adjective
(US usually analog) uk/ˈænəlɒɡ/ us IT, COMMUNICATIONS
using a system in which information, such as sound or images, is stored or sent in a continuously changing form, such as electrical signals, radio waves, or film:
analogue TV/radio/phone
analogue system/signal/service
Viewers would be forced to make the switch from analogue to digital.
showing information as a picture rather than using whole numbers:
an analogue clock/watch
Compare
digital