If you want to play around with Van Eck Phreaking, try <a href="https:&#x2F;&#x2F;packages.debian.org&#x2F;sid&#x2F;tempest-for-eliza" rel="nofollow">https:&#x2F;&#x2F;packages.debian.org&#x2F;sid&#x2F;tempest-for-eliza</a> , which lets you listen to MIDI-like music via AM radio from your computer monitor.