Digital vs analog

Old meets new

Digital clock

Analog And Digital waves notes

Analog and digital signals are used to transmit information, usually through electric signals. In both these technologies, the information, such as any sound or video, is changed into electric signals. The difference between analog and digital technologies is that in analog technology, information is translated into electricpulses of different volume/size.

Above is a picture if a digital click

You can tell because it doesn't have hands it has numbers.

Analog clock

Analog signal is a continuous signal which represents physical measurements.