Factors Affecting the Performance of Sub-1 GHz IoT Wireless Networks

Table 1

Midpoint radii of first Fresnel zones.

Distance (m)	50	100	150	200	250	300	350	400	450	500	550	600	650	700
Radius (m)	2.0	2.9	3.5	4.0	4.5	4.9	5.3	5.7	6.0	6.4	6.7	7.0	7.3	7.5