Midland 94-3110B, Руководство оператора

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Base Tech IV P25 Base/Repeater Station
Specifications
General specifications 94-3110B
VHF
94-4100B
UHF
Frequency range 146-174 MHz 440-475 MHz
FCC ID number MMA943110B MMA944100B
FCC type acceptance Part 90 Part 90
Modulation type 11K0F3E/11K0F1D/11K0F2D 11K0F3E/11K0F1D/11K0F2D
Maximum number of channels 500 500
Channel spacing 12.5 KHz 12.5 KHz
Channel stepping 2.5/5/6.25 KHz 5/6.25 KHz
CTCSS/DCS per channel 50 CTCSS/83 CDCSS 50 CTCSS/83 CDCSS
Input voltage 13.6 Vdc ±15% 13.6 Vdc ±15%
Size (H x W x D) 3.4 x 18.2 x 14.2 in 3.4 x 18.2 x 14.2 in
(88 x 462 x 360 mm) (88 x 462 x 360 mm)
Weight 24 lbs (11 kg) 24 lbs (11 kg)
EIA/TIA-603 receiver specs
Frequency stability
±1.5 ppm (-30
°
to +60
°
C) ±1.5 ppm (-30
°
to +60
°
C)
12 dB SINAD sensitivity 0.3 µV 0.3 µV
Selectivity 80 dB 80 dB
Intermodulation rejection 85 dB 85 dB
Spurious rejection 100 dB 100 dB
Hum and noise (analog/digital) 45 dB/50 dB 45 dB/50 dB
Squelch sensitivity <12dB Sinad <12dB Sinad
Audio response per EIA/TIA-603 specs per EIA/TIA-603 specs
Audio output
1 Watts <5% THD into 8
Ω
1 Watts <5% THD into 8
Ω
RF input impedance
50
Ω
50
Ω
EIA/TIA-603 transmitter specs
RF power output 5-110 Watts 2-100 Watts
Frequency stability
±1.5 ppm (-30
°
to +60
°
C) ±1.5 ppm (-30
°
to +60
°
C)
Modulation limiting ±2.5 kHz ±2.5 kHz
Spurious emissions 80 dBc 80 dBc
FM hum & noise (analog/digital) 45 dB/50 dB 45 dB/50 dB
Audio response per EIA/TIA-603 specs per EIA/TIA-603 specs
Audio distortion <5% 1 KHz @ 60% dev. <5% 1 KHz @ 60% dev.
RF output impedance
50
Ω
50
Ω
16
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