4RF Aprisa XE, Руководство пользователя

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Specifications | 240
Receiver sensitivity
R1
Channel size
25 kHz -105 dBm -102 dBm -99 dBm
50 kHz -109 dBm -103 dBm -100 dBm -97 dBm
75 kHz -107 dBm -101 dBm -98 dBm -95 dBm
100 kHz -106 dBm -100 dBm -97 dBm -94 dBm
150 kHz -104 dBm -98 dBm -95 dBm -92 dBm
200 kHz -102 dBm -96 dBm -93 dBm
250 kHz -101 dBm -95 dBm -92 dBm -89 dBm
500 kHz -99 dBm -93 dBm -90 dBm -87 dBm
1 MHz -96 dBm -90 dBm -87 dBm -84 dBm
1.75 MHz -94 dBm -88 dBm -85 dBm -82 dBm
3.5 MHz -90 dBm -84 dBm -81 dBm -78 dBm
7 MHz -87 dBm -81 dBm -78 dBm -75 dBm
14 MHz -84 dBm -78 dBm -75 dBm -72 dBm
Note R1 Typical performance specified at the antenna port for 10 -6 BER.
The receiver is typically 1 dB more sensitive for a BER of 10 -3 .
QPSK 16 QAM 32 QAM 64 QAM
System Gain
S1,S2
Channel size
25 kHz 136 dB 132 dB 128 dB
50 kHz 144 dB 134 dB 130 dB 126 dB
75 kHz 142 dB 132 dB 128 dB 124 dB
100 kHz 141 dB 131 dB 127 dB 123 dB
150 kHz 139 dB 129 dB 125 dB 121 dB
200 kHz 137 dB 127 dB 123 dB
250 kHz 136 dB 126 dB 122 dB 118 dB
500 kHz 134 dB 124 dB 120 dB 116 dB
1 MHz 131 dB 121 dB 117 dB 113 dB
1.75 MHz 129 dB 119 dB 115 dB 111 dB
3.5 MHz 125 dB 115 dB 111 dB 107 dB
7 MHz 122 dB 112 dB 108 dB 104 dB
14 MHz 119 dB 109 dB 105 dB 101 dB
Note S1 Typical performance specified at the antenna port for 10 -6 BER.
The system gain is typically 1 dB greater for a BER of 10 -3 .
Note S2 Figures reduce by 4 dB for 32 QAM and 8 dB for 64 QAM.
Figures increase by 10 dB for QPSK (9 dB for the 2000 and 2500 MHz bands).
QPSK 16 QAM 32 QAM 64 QAM