switel WT108, Operating Instructions Manual

Page: 48 / 52

- Important information -
48
4 Important information
4.1 Technical data
PMR Channel Frequencies (MHz) :
Channel 1: 446,00625 Channel 5: 446,05625
Channel 2: 446,01875 Channel 6: 446,06875
Channel 3: 446,03125 Channel 7: 446,08125
Channel 4: 446,04375 Channel 8: 446,09375
Receiver:
Sensitivity
for 12 Sinad: -119 dBm
for call signal recognition: -121 dBm
Max. signal to noise ratio at - 47 dBm RF input 40 dB
Max. audio output at 10% harmonic distortion >150 mW
Squelch
Sensitivity -121 dBm
Audio frequency response
at 400 Hz +4 dB
at 2500 Hz -11 dB
Signal distance bandwidth +/- 5 kHz
Channel separation 12.5kHz
Intermodulation suppression 60 dB
Interference suppression 60 dB
Transmitter:
Effective output power 500 mW
Carrier frequency persistence +/- 1kHz
Modulation limit 2.5 kHz
Reaction time, carrier 30 ms
Audio frequency response
at 400Hz -7 dB
at 2,5 kHz 2 dB
Audio distortion 2%
Hum and noise 35 dB
Transient frequency response
Transmitter on 30 ms
Transmitter off <10 ms
Power supply:
Mixed usage ca. 12 hours
Standby 30 hours
Total battery voltage 6.0 V
Technical data are subject to change without previous notice.