Nagra IV-SJ professional portable stereo reel tape recorder - renovated
Nagra Nagra SD Portable Two-Channel PCM solid state recorder with Stereo & Mono Mic Attachment & Ac | Reverb
One audio recorder to rule them all - A look back at the Nagra
Pro Audio - Nagra
Nagra - Wikipedia
1400x1050] Nagra IV-S Portable(ish) Stereo Recorder from 1971, Used extensive for capturing motion picture sound tracks (x-post from MachinePorn - Needed to be here) : r/audioengineering