Users Manual

Specifications
9-2
● Transmitter
Antenna output power 12.5 W - 25 W (when reducing: 0.5 W - 1 W)
Deviation of antenna power Within +20 % and -50 %
Oscillation method Frequency synthesizer
Modulation method FM/FSK
Carrier frequency error ±10 x 10
-6
or less
Maximum frequency deviation ±5 kHz or less
Occupied bandwidth 16 kHz or less
Pre-emphasis characteristics 6 dB/oct within +1 dB, -3 dB
Overall distortion 10 % or less
Adjacent channel power -70 dB or 0.2 W or less
Unwanted emissions in the
out-of-band domain
3.125 µW or less
Unwanted emissions in the
spurious domain
3.125 µW or less
Spurious emissions 9 kHz - 1 GHz: 0.25 W or less
1 GHz - 4 GHz: 0.25 W or less
Residual modulation -40dB or less
● Receiver
Receiving system Double superheterodyne
1st IF 58.05 MHz
2nd IF 450 kHz
Local oscillation frequency Receiving frequency + 58.05 MHz
Local oscillation method Frequency synthesizer
Frequency accuracy ±10 x 10
-6
or less
Sensitivity (Phone) 6 dBV or less (SINAD=20dB)
Sensitivity (DSC) 1 % or lower symbol error rate at 0 dBV
Selectivity 6 dB bandwidth: 12 kHz or more, 70 dB selectivity: 25 kHz or less
Signal-to-Noise ratio 40 dB or more
Audio output variance 3 dB or less
De-emphasis characteristics 6 dB/oct, within +1 dB, -3 dB
Co-channel selectivity -10 - 0 dB
Adjacent channel selectivity 70 dB or more
Desensitization effect (Phone) 80 dBV or more
Desensitization effect (DSC) 4.47 mV during interference input; 1 % or lower CER
Spurious response (Phone) 80 dB or more
Spurious response (DSC) 4.47 mV during interference input; 1 % or lower CER
Intermodulation characteristics
(Phone)
70 dB or more
Intermodulation characteristics
(DSC)
2.5 mV during interference input; 1 % or lower CER
Blocking characteristics 90 dBV or more
Radiation 9 kHz - 1 GHz: 2 nW or less,
1 GHz - 4 GHz: 20 nW or less
Squelch mute -40 dB or less
Squelch open level +6 dBV or less
Overall distortion 10 % or less