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Technical standards |
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| Radio microphone 70 MHz band (Type D) |
Radio microphone 300 MHz band (Type C) |
Radio microphone 800 MHz band (Type B) |
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| Class of emissions | F3E or F8W | F1D, F2D, F3E, F8W, F9W (shall have the ability of telephone transmission) |
F1D, F2D, F3E, F8W, F9W (shall have the ability of telephone transmission) |
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| Assigned frequency or designated frequency | 74.58MHz 74.64MHz 74.70MHz 74.76MHz |
(1) 322.025-322.15MHz (2) 322.25-322.4MHz |
806.125 - 809.75MHz | |
| Number of channels and channel separation | 4 60kHz |
(1) 6 , (2) 7 25kHz |
30 125kHz |
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| Tolerance of frequency (×10-6) |
20 | 10 | 20 | |
| Tolerance of occupied bandwidth | 60kHz (at 3kHz deviation) |
30kHz (at 2.25kHz deviation) |
110kHz (at 5kHz deviation) |
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| Tolerance of spurious and unwanted emission intensity | 2.5µW | 2.5µW | 2.5µW | |
| Antenna power | Designated value | 0.01W or less | 0.001W or less | 0.01W or less |
| Tolerance | +20%, -50% | +20%, -50% | +50%, -50% | |
| Tolerance of adjacent channel leakage power | -60dB (120kHz separation, 60kHz bandwidth)(at 3kHz deviation) |
-60dB (50kHz separation, 30kHz bandwidth)(at 2.25kHz deviation) |
-60dB (250kHz separation, 110kHz bandwidth)(at 5kHz deviation) |
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| Limit of secondary radiated emissions | 4 nW | 4 nW | 4 nW | |
| Other equipment or function |
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| Note |
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| 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. |