the Nagra SN, developed for covert operations, and later sold as a pro

Nagra Stories Sound-men won't ever tell - Page 15 - Images of Interest - JWSOUNDGROUP

Nagra - Wikipedia

Nagra SN

Nagra Stories Sound-men won't ever tell - Page 37 - Images of Interest - JWSOUNDGROUP

Interface for Nagra SN (SNN/SNS) with LED recording light

Nagra SN

Nagra SN Family - Nagra

Audiophiles and the Cold War :: Behance

Nagra SNN Tape Recorder

Nagra Stories Sound-men won't ever tell - Page 17 - Images of Interest - JWSOUNDGROUP

Nagra – PS Audio

Swiss History – Nagra, a device in the service of the CIA

Nagra Stories Sound-men won't ever tell - Page 40 - Images of Interest - JWSOUNDGROUP

Interface for Nagra SN (SNN/SNS) with LED recording light