Specifications
9-2
● Transmitter
Antenna output power 8W - 25W (Reduced output: 0.5W - 1W)
Oscillation method Frequency synthesizer
Modulation method Frequency modulation
Transmission frequency deviation ±1.5kHz or less
Maximum frequency deviation ±5kHz or less
Occupied bandwidth 16kHz or less
Pre-emphasis characteristics 6dB/oct +1dB, -3dB
Overall distortion 10% or less
Adjacent channel power -70 dB or 0.2 W or less
Spurious emission
9kHz-2GHz: 0.25µW or less
2GHz-4GHz: 1µW or less
Residual modulation -40dB or less
● Receiver
Receiving system Double superheterodyne
1st IF 21.4MHz
2nd IF 455kHz
Local oscillation frequency Reception frequency - 21.4 MHz
Local oscillation method Frequency synthesizer
Frequency accuracy ±10 x 10
-6
or less
Sensitivity (radiotelephone) 6dB V or less (SINAD=20dB)
Sensitivity (DSC) 1% or lower symbol error rate at 0dB V
Selectivity 6dB bandwidth: 12kHz or more, 70dB selectivity: 25kHz or less
Signal-to-Noise Ratio 40dB or more
Audio Output Variance 3dB or less
De-emphasis Characteristics 6dB/oct, +1dB, -3dB
Co-channel selectivity -10 - 0dB
Adjacent channel selectivity Sensitivity ratio 80dB or more
Desensitization effect 82dBµV or more
Spurious response Sensitivity ratio 80dB or more
Intermodulation characteristics Sensitivity ratio 70dB or more
Blocking characteristics 90dBµV or more
Radiation
9kHz - 2GHz: 2nW or less
2GHz - 4GHz: 20nW or less
Squelch mute -40dB or less
Squelch open level +6dBµV or less
Overall distortion 10% or less
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