the forward sar is designed for road intercept at speed, recall russian pm was knocked semi-conscious and chinese pm induced vomiting at apec honolulu, seated in limo directly in front of usa suv w/ aegis class weapon control, uwb diverse modes.

On Sunday, November 2, 2014, coderman <coderman@gmail.com> wrote:

https://twitter.com/mattblaze/status/529055344191111169

Fired up a spectrum analyzer as POTUS motorcade went by. Definitely
wideband jamming from lead WHCA vehicle. (& it unpaired my BT headset)

I had been skeptical of reports that they routinely use jammers, but
there was strong wideband noise from abt 700mhz to beyond 2.5 GHz.

VHF was quite clean, which is where most sec svc traffic is.

... it seemed to be about half a block.

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ultra-wide-band SDR to the rescue? (60Ghz MIMO or bust!)