Calculated Distances And Power Compliance Margins; Table 3 - Power Compliance Margins - Motorola PTP 600 Series User Manual

Peak power density in the far field of a radio frequency point source is calculated as follows:
2.1.1.1

Calculated Distances and Power Compliance Margins

Table 3 shows calculated minimum separation distances d, recommended distances and
resulting power compliance margins for each frequency band and antenna combination.
Frequency
Antenna
Band
900 MHz external
internal
2.4 GHz
internal
reflector
internal
5.2 GHz
internal
reflector
internal
5.4 GHz
internal
reflector
internal
5.7 GHz
internal
reflector
1. Calculated
Variable
P G
0.4 W 10.0
(26 dBm) (10 dB)
0.34 W 6.3
(25 dBm) (8 dB)
0.34 W 79.4
+
(25 dBm) (19 dB)
0.2 W 5.0
(23 dBm) (7 dB)
0.0032 W 316
+
(5 dBm) (25 dB)
0.2 W 5.0
(23 dBm) (7 dB)
0.0032 W 316
+
(5 dBm) (25 dB)
0.2 W 5.0
(23 dBm) (7 dB)
0.2 W 316
+
(23 dBm) (25 dB)

Table 3 - Power Compliance Margins

22
Recom-
1
D
mended
S
Distance
60 cm
2
6 W/m 0.23 m
(24 in)
20 cm
2
10 W/m 0.13 m
(8 in)
1.5 m
2
10 W/m 0.46 m
20 cm
2
10 W/m 0.09 m
(8 in)
1.5 m
2
10 W/m 0.09 m
20 cm
2
10 W/m 0.09 m
(8 in)
1.5 m
2
10 W/m 0.09 m
20 cm
2
10 W/m 0.09 m
(8 in)
1.5 m
2
10 W/m 0.71 m
Power
Compliance
Margin
7
23
10
(5 ft)
5
280
(5 ft)
5
280
(5 ft)
5
4.5
(5 ft)