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Technical standards |
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| Used for telemeter, telecontrol or data transmission | Used for telemeter, telecontrol or data transmission | ||
| Class of emissions | F1 DF, F2 DF, F7 DF G1 DF, G2 DF, G7 DF D1 DF, D2 DF, D7 DF |
F1 DF, F2 DF, F7 DF G1 DF, G2 DF, G7 DF D1 DF, D2 DF, D7 DF |
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| Assigned frequency or designated frequency | (1) 426.025 - 426.1375MHz (2) 429.1750 - 429.2375MHz (3) 429.2500 - 429.7375MHz (4) 426.0375 - 426.1125MHz |
(5) 429.8125 - 429.925MHz (6) 449.7125 - 449.8875MHz (7) 469.4375 - 469.4875MHz C-ch : 429.925, 449.825, 449.8875, 469.4875MHz |
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| Number of channels and channel separation | S-ch: (1) 10, (2) 6, (3) 40 S-ch: (4) 4 |
S-ch: (5) 9, (6) 13, (7)4 |
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| Tolerance of frequency (×10-6) | 4 | 4 | |
| Tolerance of occupied bandwidth | (1) - (3) 8.5kHz (4) 16kHz |
8.5kHz | |
| Tolerance of spurious and unwanted emission intensity | 2.5µW | 2.5µW | |
| Antenna power | Designated value | (1), (4) : 0.001W or less (2), (3) : 0.01W or less |
0.01W or less |
| Tolerance | +20%, -50% | +20%, -50% | |
| Tolerance of adjacent channel leakage power | -40dB (12.5kHz separation, 8.5kHz bandwidth) |
-40dB (12,5kHz separation, 8.5kHz bandwidth) |
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| Limit of secondary radiated emissions | 4 nW | 4 nW | |
| Other equipment or function | Carrier sensing: for (2), (3) only Transmission time restriction: for (1), (2), (4) only Interference prevention function |
Carrier sensing Transmission time restriction Interference prevention function |
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| Note | ---- | ---- | |
| Notice: Regulations in the Ordinance Regulating Radio Equipment shall have priority over the descriptions in the sheet when any difference is found between them. Further above descriptions do not cover all of the regulations. |