H2S was the first airborne, ground scanning radar system. It was developed for the Royal Air Force's Bomber Command during World War II to identify targets on the ground for night and all-weather bomb
A photograph of the H2S display taken during an attack on Cologne – the annotations were added later for post-attack analysis. The Rhine is visible snaking from top to lower right.
The H2S radome (top) and its enclosed scanning aerial (bottom) on a Halifax. The angled plate fixed to the top of the reflector modified the broadcast pattern to make nearby objects less bright on the display.
Halifax V9977 pictured at RAF Hurn while testing the prototype H2S. Its crash in June 1942 destroyed the prototype and killed chief designer Alan Blumlein.
This 1940 model magnetron, one of the first built, illustrates its strong construction that led to its capture by the Germans.
The Avro Lancaster, commonly known as the Lancaster Bomber, is a British World War II heavy bomber. It was designed and manufactured by Avro as a contemporary of the Handley Page Halifax, both bombers
H2S (radar)
…January 1943, thirteen Stirlings and Halifaxes of the "Pathfinder" force used H2S to drop incendiaries or flares on a target in Hamburg. One hundred Lancasters following the Pathfinders used the flares as the target for their bombsights. The results were considered "satisfactory". Similar raids were carried…
Battle of Britain Memorial flight Avro Lancaster
Lancasters on Avro's Woodford assembly line at Cheshire, 1943
Lancasters under construction at Avro's factory at Woodford, Cheshire, 1943
PA474, Lancaster B.I of the RAF Battle of Britain Memorial Flight