The Device That Eavesdropped on US Ambassadors for 7 Years
Why the open web links it
Recreates and explains a Soviet espionage device that secretly transmitted audio over 7 years during the Cold War.
Linked by 3 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including hackaday.com, pronews.gr, g4dbn.uk.