Table 2 Friis equation parameters
From: Development of a GPS spoofing apparatus to attack a DJI Matrice 100 Quadcopter
Symbol | Value | Description |
|---|---|---|
(Pr - Gr) | − 130 dBm | Minimum GPS power level at Earth’s Surface |
Pt | 6Â dBm | BladeRF nominal TX power |
Gt | 3.5 dBi | Transmit antenna gain |
f | 1575.42Â MHz | GPS L1 carrier frequency |
Loss1 | 50Â dB | 50Â dB attenuator |
Loss2 | 25Â dB | BladeRF gain settings |