Wiktionary
predigital
a. Preceding the advent of digital technology
Usage examples of "predigital".
Mellow Sixties, a slower-moving time, predigital, not yet so cut into pieces, not even by television.
Ghostly predigital radar images appeared, of gray mother storms giving birth from their right-hand sides to little hook-shaped echoes that grew, and detached, to glide off on their own as murderous young tornadoes.
A clock radio from the seventies, predigital, sits on her bedside table, in exactly the same spot it occupied when Jimmy Carter was president.