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 Superseded Technical Information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
Technical Manual
9. Drawings
Drawing No. Description Band
BD001-1 Receiver Block Diagram All
BD002-1 Exciter Block Diagram All
BD003-1/2 Micro Controller Block Diagram All
BD004-1 Power Amplifier Block Diagram All
IC001-1 MX800 Interconnection Diagram All
CS001-1/6 Micro Controller Board Circuit Diagram All
CS002-1 Exciter Circuit Diagram All
CS003-2 Receiver Front End Circuit Diagram All
CS004-2B TX VCO Circuit Diagram A to H
CS012-1 RX VCO Circuit Diagram R to X
CS015-1/2 Receiver Module Mixer and Programmable 45MHz IF
Section
A & B
CS016-1 Power Amplifier 50W Circuit Diagram A & B
CS017-1/2 Receiver Module Mixer and Programmable IF Section All except A3, A&B
bands.
CS018-1 Isolated Interface Option All
CS021-1 Trunk Interface Circuit diagram All
CS022-1 T11 option PCB Circuit diagram All
CS023-1 HP Rx VCO Circuit Diagram A to Q
CS025-1/2 Receiver Module Mixer and Programmable 70 MHz IF
Section
A3
CS028-1 Wide Band Power Amplifier 50W Circuit Diagram R2
CS029-1 Wide Band Power Amplifier 50W Circuit Diagram N to Q
CS031-1 Wide Band Power Amplifier 50W Circuit Diagram A to B
CS033-1 Wide Band Power Amplifier 50W Circuit Diagram K to M
CS035-1 T29 isolated interface Circuit Diagram ALL
CS038-1 Wide Band Power Amplifier 50W Circuit Diagram C to D3
CS039-1 Wide Band Power Amplifier 50W Circuit Diagram E to G
CS040-1 Wide Band Power Amplifier 50W Circuit Diagram H to J2
CS041-1 Wide Band Power Amplifier 50W Circuit Diagram A2
CS042-2 Wide Band Power Amplifier 50W Circuit Diagram A3
CS053-1 V3 RX VCO Circuit Diagram J-W
CS052-1 V3 TX VCO Circuit Diagram I-Q
© SPECTRA ENGINEERING 2008 Revision 4.3.1B
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