3 ms·
Instruments that sweep all frequencies have been available since shortly after the dawn of radio and public atmospheric absorption tables have been available fo
by jjoonathan 6y ago
Instruments that sweep all frequencies have been available since shortly after the dawn of radio and public atmospheric absorption tables have been available for nearly as long. Also, absorption bands tend to be very broad in this region, so after 10 or 20 data points there's nowhere for a magic frequency to hide.
- Emrod 6y agoYou are correct. There's no magic at work here. We don't break the laws of physics, we just flex them with clever engineering... like most innovators that came before us.