Table 1.

Number of disk and sector antennas in a cell phone tower in all four groups and their PD range.

Groups	Cell Phone Tower	Number of Disk Antenna	Number of Sector Antenna	Range of PD at 50 m (μW/cm2)	Range of PD at 100 m (μW/cm2)
Group I	1	2	3	0.01–0.236	0.002–0.013
	2	0	5	0.01–0.28	0.06–0.157
	3	1	3	0.001–0.025	0.001–0.307
	4	0	4	0.026–0.176	0.008–0.317
Group II	1	0	6	0.052–0.239	0.005–0.328
	2	1	5	0.03–0.327	0.015–0.307
	3	4	5	0.004–0.10	0.02–0.072
	4	3	7	0.002–0.1	0.001–0.71
Group III	1	7	7	0.014–0.032	0.012–0.355
	2	1	10	0.037–0.264	0.05–0.183
	3	4	7	0.019–0.09	0.032–0.084
	4	6	7	0.006–0.18	0.005–0.167
Group IV	1	8	16	0.095–0.322	0.01–0.322
	2	9	11	0.018–0.118	0.021–0.096
	3	9	13	0.116–0.336	0.011–0.078
	4	9	7	0.04–0.155	0.021–0.156