![Minifon portable wire recorder: overview showing spools - Playback and recording equipment - Radio and sound recording history | British Library - Sounds Minifon portable wire recorder: overview showing spools - Playback and recording equipment - Radio and sound recording history | British Library - Sounds](https://sounds.bl.uk/related-content/IMAGES/029I-32XBIRSXXXXX-0002A0.jpg)
Minifon portable wire recorder: overview showing spools - Playback and recording equipment - Radio and sound recording history | British Library - Sounds
![Vintage Cold War Era German Minifon Protona SPY Recorder Microphone : The Lantern and The Shovel | Ruby Lane Vintage Cold War Era German Minifon Protona SPY Recorder Microphone : The Lantern and The Shovel | Ruby Lane](https://cdn0.rubylane.com/_pod/item/384376/28418/Vintage-Cold-War-Era-German-Minifon-full-1A-700%3A10.10-31-7ae0e5.png)
Vintage Cold War Era German Minifon Protona SPY Recorder Microphone : The Lantern and The Shovel | Ruby Lane
![Protona. An unusual Minifon pocket size magnetic wire recorder and chromed wrist microphone, resembling a chronograph wristwatch by Hanhart Protona. An unusual Minifon pocket size magnetic wire recorder and chromed wrist microphone, resembling a chronograph wristwatch by Hanhart](https://www.christies.com/img/LotImages/2005/GNV/2005_GNV_01330_0136_000(105906).jpg?mode=max)