
3 4 c m
40cm
actual image size: 32cm x 26cm
Description
General view of a Lex-II modem shown with a telephone receiver attached. The modem is a device for transmitting computer data over telephone lines. The modem converts the digital signals produced by a computer to analogue signals which can be transmitted over the telephone system. Modems enable computers to communicate with each other anywhere in the world.
Image Details
Image Ref.
10304565
© Science Museum / Science & Society Picture Library