I am reminded of an article some years ago about a group that claimed to detect/track the F-35 via this sort of passive radar technique. https://archive.is/1t5e

I am reminded of an article some years ago about a group that claimed to detect/track the F-35 via this sort of passive radar technique. https://archive.is/1t5eT https://archive.is/1t5eT and/or https://www.c4isrnet.com/intel-geoint/sensors/2019/09/30/stealthy-no-more-a-german-radar-vendor-says-it-tracked-the-f-35-jet-in-2018-from-a-pony-farm https://www.c4isrnet.com/intel-geoint/sensors/2019/09/30/ste...