when the POTUS parade is in town next week, it would be interesting for
   someone to record a wide band sweep of spectrum:

   [1]https://en.wikipedia.org/wiki/USSS_Electronic_Countermeasures_Suburb
   an

   [2]https://www.thedrive.com/the-war-zone/21635/the-presidential-motorca
   de-has-a-new-mysterious-and-sinister-looking-vehicle

   [3]https://forums.radioreference.com/threads/secret-service.335210/

   preferably from few 100Mhz to 6Ghz (up to 30Ghz if you're capable)

   please make it public :)

   best regards,

References

   1. https://en.wikipedia.org/wiki/USSS_Electronic_Countermeasures_Suburban
   2. https://www.thedrive.com/the-war-zone/21635/the-presidential-motorcade-has-a-new-mysterious-and-sinister-looking-vehicle
   3. https://forums.radioreference.com/threads/secret-service.335210/