29-25log10[THETA] | dBi | for 1.5° [LESS THAN EQUAL TO] [THETA] [LESS THAN EQUAL TO] 7°. |
8 | dBi | for 7° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 9.2°. |
32-25log10[THETA] | dBi | for 9.2° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 48°. |
-10 | dBi | for 48° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 180°. |
Where [THETA] is the angle in degrees from a line from the earth station antenna to the assigned orbital location of the target satellite, and dBi refers to dB relative to an isotropic radiator. This envelope may be exceeded by up to 3 dB in 10% of the range of [THETA] angles from ±7-180°, and by up to 6 dB in the region of main reflector spillover energy.
29-25log10[THETA] | dBi | for 1.5° [LESS THAN EQUAL TO] [THETA] [LESS THAN EQUAL TO] 7°. |
8 | dBi | for 7° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 9.2°. |
32-25log10[THETA] | dBi | for 9.2° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 19.1°. |
0 | dBi | for 19.1° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 180°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section. This envelope may be exceeded by up to 3 dB in 10% of the range of [THETA] angles from ±7-180°, and by up to 6 dB in the region of main reflector spillover energy.
29-25log10[THETA] | dBi | for 2° [LESS THAN EQUAL TO] [THETA] [LESS THAN EQUAL TO] 7°. |
8 | dBi | for 7° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 9.2°. |
32-25log10[THETA] | dBi | for 9.2° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 19.1°. |
0 | dBi | for 19.1° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 180°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section. This envelope may be exceeded by up to 3 dB in 10% of the range of [THETA] angles from ±7-180°, and by up to 6 dB in the region of main reflector spillover energy.
32-25log10[THETA] | dBi | for 3° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 48°. |
-10 | dBi | for 48° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 180°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section. This envelope may be exceeded by up to 6 dB in 10% of the range of [THETA] angles from ±3-180°, and by up to 6 dB in the region of main reflector spillover energy.
Outside the main beam, the gain of the antenna shall lie below the envelope defined by:
32-25log10[THETA] | dBi | for 3° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 19.1°. |
0 | dBi | for 19.1° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 180°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section. This envelope may be exceeded by up to 6 dB in 10% of the range of [THETA] angles from ±3-180°, and by up to 6 dB in the region of main reflector spillover energy.
32-25log10[THETA] | dBi | for 3.5° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 7°. |
10.9 | dBi | for 7° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 9.2°. |
35-25log10[THETA] | dBi | for 9.2° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 19.1°. |
3 | dBi | for 19.1° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 180°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section. This envelope may be exceeded by up to 6 dB in 10% of the range of [THETA] angles from ±3-180°, and by up to 6 dB in the region of main reflector spillover energy.
19-25log10[THETA] | dBi | for 1.8° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 7°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section.
19-25log10[THETA] | dBi | for 3° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 7°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section.
19-25log10[THETA] | dBi | for 2° [LESS THAN] [THETA] [LESS THAN EQUAL TO] 7°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section.
29-25log10([THETA]) | dBi | for 1° [LESS THAN EQUAL TO] [THETA] [LESS THAN EQUAL TO] 36°. |
-10 | dBi | for 36° [LESS THAN EQUAL TO] [THETA] [LESS THAN EQUAL TO] 180°. |
Where [THETA] and dBi are as defined in paragraph (a)(1) of this section. This envelope may be exceeded by up to 3 dB in 10% of the range of [THETA] angles from ±7-180°.
47 C.F.R. §25.209