| $25 10 GHz Signal Generator |
| Są już tańsze: http://www.ebay.co.uk/itm/HB100-Microwave-Motion-Sensor-Module-Doppler-Radar-Detector-Arduino-Robot-USA-/111073986130 HB100 application note http://www.limpkin.fr/public/HB100/HB100_Microwave_Sensor_Application_Note.pdf Implementation of Doppler Radar http://www.egr.msu.edu/classes/ece480/capstone/spring10/group05/documents/justin_app.pdf dla radioamatorów: http://www.ham-radio.com/sbms/presentations/Walt_Clark/DROplexer.pdf |