In-depth, sourced write-ups on technical subjects, with original photos where available.
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An in-depth, fully sourced look at the electronics of the AN/TPS-43E tactical 3D air-search radar, with a focus on the Twystron transmitter, including Rick Childers' own photos from service with the USAF 726th Tactical Control Squadron at Homestead AFB (1985–1989).
A sourced, illustrated tour of the Bendix/King RDR-4A airline weather radar, the solid-state, Doppler-capable set flown in the noses of 757s, 767s, A300s and many other airliners, with a focus on its RTA-4A receiver/transmitter. Includes Rick Childers' firsthand notes from working on the system (1989–1996) and his 1990 Bendix/King training certificate.
What the King Radio KDM 7000B airborne DME is, how DME measures distance to a ground beacon, what is known about the unit's insides and part numbers, and how it was maintained. Includes Rick Childers' 1993 Bendix/King KDM 7000/A/B training certificate.