Originally posted on Weapons and Warfare: This pictorial illustrates the shape of the detection area for the 144 ASDIC, the ‘Q; attachment and the 147 Asdic. Click on graphic to enlarge. From “Anti- Submarine Detection Investigation Committee,” dating to British, French, and American anti-submarine warfare research during World War I. Known as ASDIC (Admiralty’s Anti-Submarine…ASDIC — battleoftheatlantic19391945
Tuesday, May 18, 2021@20:47-This EXCELLENT BOOK, SEEK AND STRIKE, by William HACKMANN, is REGARDING ASDIC-SONAR-RADAR…and WARSHIPS WITH THEIR DIFFERENT APPARATUSES…SETS, in DIFFERENT CLASSES OF WARSHIPS during W.W.II/1939-1945.
It also STATES THEORY and other DIFFERENT CONCERNS, of DIFFERENT TECHNOLOGY CONCERNING THESE APPARATUSES, and THE LOOKOUT of NAVAL WARFARE CONCERNS, WITH REGARDS OF ALSO THE AXIS…IN ALL CONSIDERATIONS.
VERY GOOD TECHNICAL BOOK, AND VERY, VERY, INTERESTING TO DIGEST IN CONSIDERATION OF READING AND ALSO, RESEARCH!!! SEEK and STRIKE; IS ALSO AN EXCELLENT SOURCE OF RESEARCH…AND AS ALL SOURCES, PLEASE GIVE CREDIT!!!
Yours Aye: Brian Murza…Killick Vison, W.W.II Naval Researcher-Published Author, Present Day Naval-Military Analyst, High Treason Q.E.II Analyst, Niagara Falls, Ontario, Canada.