Calculating Range & Clearance
The Dynamic Range Budget
To read Table
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Use the Dynamic Range Budget value that you read from either Table
Locate this value in Table
—Values marked with an asterisk (*) in Table
—All other values correspond to Dynamic Range Budgets for
—Values in Bold apply only to FCC regulated countries.
Table D-3 Minimum Clearance for Maximum Range
Dynamic Range | Minimum Clearance | Maximum Range | ||
| meters | (feet) | kilometers | (miles) |
106.8 dB | 5.8 | (19.1) | 2.1 | (1.3) |
108.5 dB | 6.5 | (21.4) | 2.5 | (1.6) |
109.8 dB* | 7.0 | (23.0) | 2.9 | (1.8) |
110.2 dB | 7.2 | (23.7) | 3.0 | (1.9) |
111.5 dB* | 7.8 | (25.7) | 3.5 | (2.2) |
113.2 dB* | 8.7 | (28.6) | 4.3 | (2.7) |
113.8 dB | 9.0 | (29.6) | 4.6 | (2.9) |
115.5 dB | 10.1 | (33.2) | 5.6 | (3.5) |
116.8 dB* | 11.1 | (36.5) | 6.5 | (4.0) |
117.2 dB | 11.5 | (37.8) | 6.8 | (4.2) |
118.5 dB* | 12.6 | (41.5) | 7.9 | (4.9) |
120.2 dB* | 14.4 | (47.4) | 9.6 | (6.0) |
120.8 dB | 15.1 | (49.7) | 10.3 | (6.4) |
122.5 dB | 17.5 | (57.6) | 12.6 | (7.8) |
123.8 dB* | 19.8 | (65.1) | 14.6 | (9.1) |
124.2 dB | 20.6 | (67.8) | 15.3 | (9.5) |
125.5 dB* | 23.5 | (77.3) | 17.7 | (11.0) |
127.2 dB* | 28.5 | (93.8) | 21.6 | (13.4) |
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Outdoor Antenna Installation Guide |
