26
5) Phase detection leakage
Phase detection leakage>70dBc
6) Spurious indices
All spurious indices>75dBc
l
Indices of receiving intermediate local oscillation signals:
1) Output power:
170.75MHz;
2) Phase detection frequency
50 kHz
3) Phase noise requirement:
<-78dBc/Hz@1KHz
4) <-95dBc/Hz@10KHz
5) Phase detection leakage
Suppression requirement >70dBc
6) Spurious requirement:
Spurious suppression requirement>75dBc
l
RF local oscillation signal indices:
1) Output power:
547.875---553.8MHz;
2) Frequency step
25 kHz
3) Output frequency error
0.05ppm (Temperature range 0
0
C ---50
0
C)
4) Output power:
0 dBm
5) Output signal phase noise:
6) <-75dBc/Hz@1KHz
7) <-141dBc/Hz@1MHz
1.4.2 Electric Indices
Parameter
Reference index
Parameter
Reference index
Maximum power
consumption
2W
Maximal TxPwr
23 dBm
Overall power
consumption
40mw
Sensitivity of Receiver
<-104 dBm
Power voltage
12V
±
20
%
Primary power supply
220V AC input
Tandby time
40-120 hours
Conversation time
3-5 hours
Charging current
830mA
