MX800 Base Station/Repeater Specifications

 

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PDF 221 KB MX800 Base Station/Repeater Specifications
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30/04/2013
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PDF 520 KB MX800 APCO P25 Digital Base Station/Repeater Specifications 5

07/09/2012

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Specifications Summary

Minimum performance to exceed the following for 30MHz to 960MHz*:

  • AS4295-1995
  • R&TTE EC Directive 1995/05/EC
  • EN300 086 1,2 (2001- 03)
  • EN 300 113, EN 301 489 1,5 (2002 08)
  • EN 60950 (2000)
  • RFS25, RFS26, RFS32
  • TIA/EIA-603
  • TIA-102
  • BAPT 225 ZV 1/2098 (German soft keying)
  • FCC Parts of 2, 15, 22, 74, 90,80.475
  • MIL-STD-810E (Parts thereof)
  • Industry Canada RS119, RS182

* Conforms but not all bands approved.

GENERAL

Frequency Range: Coverage 30-960 MHz.

Band Frequency Range
Band A2 30-39 MHz
Band A3 39-50 MHz
Band A 66-80 MHz
Band B ° 70-88 MHz
Band C 135-160 MHz
Band D 155-180 MHz
Band D3 ° 148-174 MHz
Band E 177-207 MHz
Band F 195-225 MHz
Band H 245-275 MHz
Band J 295-325 MHz
Band J2 300-337 MHz
Band K 320-350 MHz
Band L 345-375 MHz
Band M 370-400 MHz
Band N2 400-435 MHz
   
Band Frequency Range
Band O2 435-470 MHz
Band P 455-490 MHz
Band P2 450-485 MHz
Band Q 485-520 MHz
Band Q2 500-532 MHz
Band R2 746-764 MHz
Band R3 776-794 MHz
Band R4 763-775 MHz
Band R5 793-805 MHz
Band R 805-825 MHz
Band S 824-849 MHz
Band T 850-870 MHz
Band U 870-905 MHz
Band V 890-915 MHz
Band V2 900-925 MHz
Band W 917-950 MHz
Band X 925-960 MHz

Notes:

  1. Band, Q2, R3, R5 are RX only; R2, R4, V2 are TX only.
  2. Standard Preferred Frequency Band.
  3. Band A2, A3 have 4 MHz RX VCO Sw BW.
Feature
MX800
Synthesis Method
Non-mixing PLL.
Fractional N synthesizer.
Modulation
Direct FM two-point method.
System Deviation
+/-5.0kHz max (WB), +/-2.5kHz max (NB)
Channel Spacing
25kHz or 12.5 kHz or Prog 25kHz/12.5kHz,
Special on request.
Synthesizer Step Size
12.5kHz, 10kHz, 7.5kHz (special), 6.25kHz or 5kHz.
Channels
255 Software or switch selectable,
1-99 BCD or 255 Binary parallel selection.
Supply Voltage
13.8 +/- 20%.
Power Consumption
All Bands
<500 mA receive, typ 460mA. 220mA opt.
All Bands
<10A for 50W Model, TX RF output.
33-495MHz
<16A for 100W Model, TX RF Output
700/800MHz
<11A @ 28VDC,
<3A @ 13V8DC for 100W Model, TX RF output.
Operating Temperature
-30 to +60C, -30 or -40C test option.
MX800 Size
2RU Case, 325mm deep including fan.
Weight
< 9 kg
Standard LED indicators
Power, RX, TX, CTCSS, Aux/Lock, Alarm.

 

TRANSMITTER

MEASURED IN ACCORDANCE WITH TIA/EIA-603 STANDARDS

Transmitter Feature
MX800
RF Power Output
50W. <1 to 50W variable.
1W opt. <0.1 to 2W variable. (UHF Only)
100W opt.<1 to 110W variable.
100W PA opt. Freq's:
33-39MHz (A2 Band)
39-47MHz (A3 Band)
66-88MHz (A,B Bands)
135-174MHz (C,D3 band)
195-225MHz (F Band)
320-400MHz (K,L,M Band)
395-435MHz (N Band)
435-470MHz (O2 Band)
445-495MHz (P,P2,P3 Bands)
763-775 MHz (R4 Band Dual supply 13V8 & 28VDC)
850-870MHz (T Band Dual supply 13V8 & 28VDC )
Frequency Stability
1.5PPM std, UHF. 2.5PPM VHF
20PPM VHF-L. 1.0PPM opt 800MHz, more info.
Audio Response
Flat within +1,-3dB across BW
Audio Bandwidth
DC to 3400Hz (DC FM input).
300Hz to 3400Hz (VF input).
Modulation Distortion
Less than 2% @ 60% deviation.
S/N Ratio below 700MHz
Better than 50dB (WB), 45dB (NB).
S/N Ratio 700-900MHz
Better than 50dB (WB), 44dB (NB).
S/N Ratio above 900MHz
Better than 47dB (WB), 41dB (NB).
Spurii and Harmonics
More than 100dB below carrier.
RF Switching Bandwidth Exciter
Same as band allocation.
RF Switching Bandwidth PA
Same as band allocation.
Duty Cycle
100% for PA rated RF output power.
RF Rise Time
4mS with continuous VCO selected.
Typical Supply current (470MHz)

100W opt: 14Amp
50W:8.6A
25W:6.2A
15W:5.0A
10W:4.3A
5W:3.3A
1W:2.1A

VCO Conducted Emissions
Less than -70dBm with VCO off.
VCO Radiated Emissions
Less than 1uV @ 1M.
Adjacent Channel Power
78dB (WB), 72dB (NB)
Transmitter IM conversion loss
Better than 40dB
Automatic VSWR foldback
Trips at nominal VSWR >3:1
Output Load Impedance
50 Ohms nominal (VSWR <2:1)
Antenna connector
N-Type Female

 

Note# Base station fitted with the 100W PA will have the model number V desigator assign for TX power and be marked with a caution label.

 

RECEIVER

MEASURED IN ACCORDANCE WITH TIA/EIA-603 STANDARDS

Receiver Feature
MX800
Sensitivity for 12dB SINAD
Better than -117dBm (0.316uV).
Typ. 465MHz (UHF 25kHz) ≈ -119dBm (0.2uV)
Typ. 163MHz (VHF 12.5kHz) ≈ -121.5dBm (0.188uV)
Sensitivity for 20dB SINAD
Better than -115dBm (0.4uV).
Typ. 465MHz (UHF 25kHz) ≈ -118dBm (0.282uV),
Typ. 163MHz (VHF 12.5kHz) ≈ -116dBm (0.354uV).
Selectivity 30-50MHz
More than 90dB for 25kHz adj channel,
more than 80dB for 12.5kHz adj channel
Selectivity 66-88MHz
More than 85dB for 25kHz adj channel,
more than 75dB for 12.5kHz adj channel
Selectivity 135-520MHz
More than 82dB for 25kHz adj channel,
more than 75dB for 12.5kHz adj channel.

90dB option available on special request.
Selectivity 700-900MHz
More than 80dB for 25kHz adj channel,
more than 70dB for 12.5kHz adj channel,
Selectivity 900-960MHz
More than 75dB for 25kHz adj channel,
more than 65dB for 12.5kHz adj channel,
Audio Bandwidth VF output
300Hz to 3000Hz (+1,-3dB).
Discriminator Output Bandwidth
DC to 3400Hz (-3dB).
Spurious Response Immunity
Better than 90dB
Intermodulation Immunity
Better than 82dB (WB), 80dB (NB).
Blocking Rejection
Better than 110dB at +/- 1MHz point.
Distortion
Less than 2% @ 60% deviation.
S/N Ratio below 700MHz
Better than 50dB (WB), 45dB (NB).
S/N Ratio 700-900MHz
Better than 50dB (WB), 45dB (NB).
S/N Ratio above 900MHz
Better than 46dB (WB), 41dB (NB).
Co-Channel Rejection
Better than 5dB
RF Switching Bandwidth
Equal to band allocation
Receiver Front End BW
Equal to band allocation, no retuning
VCO Conducted Emissions
Less than -70dBm
VCO Radiated Emissions
Less than 1uV @ 1M
Input Load Impedance
50 Ohms nominal (VSWR <2:1)
RF Input protection
No damage at input +20dBm
Antenna connector
BNC Female, N-Type Female opt.
Receiver type
Double Conversion Superheterodyne.
IF Frequency
90MHz first, 455kHz second
70MHz first for band A3,
45MHz first for bands A&B
Local oscillator Injection
Low side above 400MHz,
High side below 400MHz.

 

ANCILLARIES

Receiver Feature
MX800
Tx Timer
Programmable, on/off selectable
VF Level to Line
+6 to -15dBm,
600 ohms unbalanced or differential
VF Level from Line
+6 to -15dBm,
600 ohms unbalanced
Pre-Emphasis Accuracy
Within +/-1dB of 6dB per octave curve
De-Emphasis Accuracy
Within +/-1dB of 6dB per octave curve
Control Outputs
1K ohm 5V source/sink available
Alarm Output
Open collector
PTT Input
Logic CMOS/TTL compatible
Channel Select
8 way Dip switch or RS232 or BCD/ Binary
Repeater Tail Timer
Programmable
Audio Output
1Watt for speaker, -10dBm standard for line.
Audio Input
-10dBm standard from line.

Due to ongoing development we reserve the right to alter specifications without notice.

 

Reliable Radio Communications. When You Need It Most.                        2013 Spectra Engineering Pty Ltd
Last Updated: Wednesday, May 9, 2013