AVT MAGIC TBR, Руководство по аппаратному и программному обеспечению

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INTERFACES
53
4.4 RF IN/RF OUT/GPS IN
The RF Input has to be connected to the DAB outside antenna.
The RF Output must be connected to the tunnel slot antenna.
The GPS Input is currently not in use.
Table 7: RF IN 1/2 Interface
Pin Signal Electrical characteristics
1 RF IN RF input
Socket female: SMA
Input level:
-70 dBm ... 0 dBm at 50 Ohm
2
GND Ground
Table 8: RF OUT 1/2 Interface
Pin Signal Electrical characteristics
1 RF OUT RF output
Socket female: SMA
Output level:
-40 dBm ... -0 dBm at 50 Ohm
2 GND Ground
Table 9: GPS IN 1/2 Interface
Pin Signal Electrical characteristics
1
GPS IN GPS input
Socket female: SMA
Input Sensitivity:
-148 dBm at 50 Ohm
2 GND Ground
4.5 Clock 1/Clock 2 Interfaces
Clock 1 can be used as external reference clock input if the digital Audio output is
used and external clock source is selected.
Clock 2 is not in use.
Table 10: Clock 1/Clock 2 Interfaces
Pin Signal Electrical characteristics
1 CLOCK IN/OUT Signal
Socket: BNC
Amplitude: 0.5 to 1.9 V
0
p
Impedance: 75 Ohm unbalanced
2
GND Ground