radar history

Noel - the MIT rad labs ?thick??volume on the Maggie ?is ?pretty??cool ?too.. We are blessed to have ?an entire set ( 28 volumes) at the museum of ? rad labs... ?I also have a ?set myself... with ?used to be a lot more?special ?than now.... ? you can download? ?them?in digital ?form and they float on cd ?too ? ? We ?do have ?some ?volumes that ?may be ?extra at the museum library ?some things are ?just ?so nice on paper... this is one ?.... one of the others is a set of Bell System Technical? Journals... ( will probably?have ?an ?extra ?set of those.. ?many many boxes... ? got coutermeasures ?I recommend ?the ?2 ?volume ?set ? from Harvard Radio Research?Labs ? ? ala ?RRL ? ( Terman ran it) ? ? Salsbury, ?whose ?entire ?library is inside the museum library ?started at ? MIT Rad Las as he ?came over ?rith ?EOL ?from Berkeley?and ?went ?over to Harvard?and ?was ?section head on the 50,000 watt.. ?UHF ground jammer ? for Lichtenstein? ? Nazi? night fighter?radar... ? we have some radar ?gear and a lot ?of ? countermeasures ? gear... ? ? In a message dated 3/3/2018 6:35:14 AM US Mountain Standard Time, cctalk at classiccmp.org writes: ? Ordinary magnetrons had indeed been around for a while; they were invented in 1920. The British invention was the _cavity magnetron_, a quite different beast; it was kind of a cross between a magnetron and a klystron, with the best features of each. Buderi (which is indeed an excellent history, perhaps the best in the radar section of my library) has a good explanation of how it works. Noel