The Secret War Season 1 Episode 7 - Battle of the Atlantic

Airdate: 1978-Jan-24

Episode summary:

A detailed look into history, the technical developments and tactics used by both Allied and Axis sides during this long and difficult campaign, featuring such innovations as Asdic, Type 271 radar, Wolfpacks, Cam Fighters, Hedgehog, Huff-Duff, US Blimps, ASV radar, the Leigh light, Metox, Naval H2S radar, Schnorkels and Escort carriers.

About The Secret War series:

The series traces the moves and countermoves between British and German scientists on land, sea, and in the air.