Nagra Archives 05/30 - Nasa

From 1971 through 1975 the NASA used the Nagra SN in the space and also modified one for digital recording and playback. "The equipment fnr reading the tapes consisted of a modified Nagra SN-S tape recorder, used as a tape drive and preamplifier, and a specially designed tape reader that converted the Manchester biphase signals on the data tapes into a binary bit stream for digital-computer processing."

More at link.

You can follow NAGRA on their social media :