Barnett Engineering
B1474
operation manual
Board Layout
Specification
Carrier Detect Delay Mode
Indicators
Wire
Configuration
Setup Procedures
Modem Timing Using RTS and CTS
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9 BOARD LAYOUT
B1474
BARNETT ENGINEERING LTD.
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Contents
Radio Modem
Table of Contents
FCC Requirements
PTT
Introduction
Indicators
DIP Switch Settings
Specifications General
Equalization Full/Half Duplex
SQL
Notation
Hardware Handshaking
Operation
Modem Timing Using RTS and CTS
No Handshaking, Buffered
Software Handshaking Using XON/XOFF
No Handshaking, Non-Buffered
Remove The Top Cover
Setup Procedures
Connections Line Interface
Radio
LED Control
XON / Xoff Controls
Squelch Polarity
Carrier Detect Delay Mode
Equalization Mode
Full/Half Duplex Mode
Send/Receive
RTS Control
Wire
Buffer
Replace The Top Cover
RTS
Indicators
Configuration
RTS on
Digital
Connections Audio
Board Layout
Barnett Engineering Product Warranty
Connections
Appendix a Operation with a GE Marc V Trunking System
B1474
Software Handshaking Using XON/XOFF
No Handshaking
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