User's Manual
Table Of Contents
- 1. General Description
- 2. Installation and Operation
- 3. Options
- 3.1 T01 Programmable Channel Spacing
- 3.2 T02 Programmable CTCSS encoder/decoder
- 3.3 T03 Programmable DCS/CTCSS encoder/decoder
- 3.4 T05 Balanced and Isolated VF plus E&M
- 3.5 T06 Simplex Changeover Relay
- 3.6 T08 VF Delay
- 3.7 T09 300Hz Upgrade HPF Filter
- 3.8 T10 Power Save Mode
- 3.9 T11 Combined Options
- 3.10 T12 External Reference Oscillator Input
- 3.11 T13 Local Speaker, Mic Socket and Front Panel Mute
- 3.12 T14 Local Channel Change
- 3.13 T16 1PPM Frequency Stability
- 3.14 U69 Extended Temperature Range Verification
- 3.15 T19/26 Line Interface Board.
- 3.16 T29 Balanced and Isolated VF plus E&M
- 3.17 T31 Network Adapter
- 3.18 T34 Ethernet option
- 3.19 T36 Option - TX Ref Oscillator input and Modulator
- 6. MX800 Base Station Fault Finding Procedure
- 7. Appendices
- 7.1 MX800 Interface Connections
- 7.2 CN2 DB9 Female Monitor Connector
- 7.3 CN3 DB25 Female Digital I/O Connector
- 7.4 MX800 Specifications
- 7.5 Channel Select DIP Switch Settings
- 7.6 MX800 Model Number Configuration Guide
- 7.7 MX800 System Applications
- 7.7.1 Conventional base station/repeater
- 7.7.2 Link transceiver
- 7.7.3 Data transceiver
- 7.7.4 Paging transmitter
- 7.7.5 Trunking Base Station
- 7.7.6 Systems base
- 7.7.7 Repeater with Morse ID
- 7.7.8 Simplex base station
- 7.7.9 Duplicated base station
- 7.7.10 Power Save base station
- 7.7.11 Tone key base station
- 7.7.12 Voting base station
- 7.7.13 Simulcast base station
- 8. Superseded Technical Information
- 9. Drawings
MX800 Transceiver Appendices
7.4 MX800 Specifications
Minimum performance to exceed the following for 30 MHz to 960 MHz*:
AS4295-1995
ETS 300 086 Jan 1991,ETS 300 113
FCC Part 90
TIA/EIA-603
BAPT 225 ZV 1/2098 (German Soft keying)
CEPT T/R 24-01 E Sept 1988
EC Marking, EC EMC Directive 89/336/EEC
RFS25, RFS26, RFS32
*Conforms but may not be approved.
Consult Spectra Engineering regarding current type approvals and for latest
and current MX800 Specification Data sheet.
7.4.1 Operating Frequency Bands
The MX800 is available in a number of models, which cover the range of
operating frequency bands. As the transmitters and receivers are functionally
independent the radios may be cross-banded if required. Refer to section 7.6
for details of the band breakdown.
7.4.2 General
Parameter Specification
MX800 Rack Size: 2RU Case, 330mm deep including fan.
MX800 Overall Physical Size 89mm high, 360mm deep, 483mm wide
Weight < 9kG
Supply Voltage: 13.8V +/- 20%.
Power Consumption: <600 mA receive, typical 460mA. (TX VCO off)
<11A for 50W TX RF @13.8VDC.
Operating Temperature: -10 to +60 C.
Individual Module Dimensions: TX & RX W=100, L=180, H = 30mm.
PA W=78, L=300, H = 60mm.
Standard LED indicators: Power, TX, RX, CTCSS, Aux, Alarm.
Speaker output 1 Watt
Frequency Range: Coverage 30-960 MHz.
Synthesis Method: Non mixing PLL
Fractional N synthesiser.
Modulation: Direct FM, two point method
© SPECTRA ENGINEERING 2008 Revision 4.3.1B
90