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 Superseded Technical Information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 Drawings
Drawing No. Description Band
EV0001-1 MX800 Transceiver Final Assembly All
EV0002-1 MX800 PA Sub-Assembly All
EV0003-1 MX800 Rx & Exciter Module Sub-Assembly All
DCS option PCB All
Figure 9-1 Receiver Component Overlay All
Figure 9-2 Exciter Component Overlay All
Error!
Reference
source not
found.
Power Amplifier Component Overlay A to Q
Figure 9-5 Micro Controller Component Overlay All
Figure 9-6 VCO Component Overlay A to Q3
Figure 9-7 VCO Component Overlay R to X
Figure 9-8 High Spec Rx VCO Component Overlay A to Q
Table 9-1 Drawings
9.1 Superseded Drawings
Consult Spectra Engineering regarding obtain Superseded Drawings.
Drawing No. Description Band
CS032-1 VF Receiver Limiter Circuit Diagram All
CS003-1 Receiver Module, Superseded by CS017
CS004-1 TX VCO Circuit Diagram A to Q
CS005-1 RX VCO Circuit Diagram A to Q2
CS006-1 Power Amplifier 50W Circuit Diagram C to D3
CS007-1 Power Amplifier 50W Circuit Diagram E to F
CS008-1 Power Amplifier 50W Circuit Diagram J to M
CS009-1 Power Amplifier 50W Circuit Diagram N to Q
CS010-1 Power Amplifier 350W Circuit Diagram R to X
CS011-1 TX VCO Circuit Diagram R to X
CS013-1 Power Amplifier 50W Circuit Diagram G to I
CS014-1 Power Amplifier 5W Circuit Diagram N to Q
CS020-1 Power Amplifier 50W Circuit Diagram A2 & A3
CS024-1 Power Amplifier 25W / 50W Circuit Diagram N to Q
CS026-1 Power Amplifier 50W Circuit Diagram C to D3
© SPECTRA ENGINEERING 2008 Revision 4.3.1B
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