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TM-D710A/E I
CONTENTS
1 DEVELOPMENT CONCEPT ..........1
1.1 Strategy for the Design.................... 1
1.2 Evolving Development..................... 2
1.3 Affinity with VoIP ............................. 2
2 APRS OPERATIONS WRITTEN BY
BOB BRUNINGA, WB4APR ..........3
2.1 APRS Overview............................... 3
2.1.1 History ..............................................3
2.1.2 Local Information Exchange .............3
2.1.3 Mobile Information Resource............4
2.1.4 Situational Awareness ......................4
2.1.5 Participation......................................4
2.2 Ubiquitous Operations..................... 5
2.3 APRS Global Internet System......... 5
2.4 Kenwood Contributions ................... 6
2.5 APRS in the Field............................ 7
2.6 Other Data Entry Stations ............... 8
3 PREPARATIONS FOR USING
APRS ..............................................9
3.1 What Do I Need to Configure? ........ 9
3.2 Configuration................................... 9
3.2.1 Built-in Clock.....................................9
3.2.2 MY CALLSIGN ...............................10
3.2.3 BEACON TYPE ..............................10
3.2.4 My Position .....................................11
3.2.4.1 Activating Your Mobile GPS
Position........................................ 11
3.2.4.2 Entering Your Position
Manually ...................................... 11
3.2.5 Setting the APRS Channel .............12
4 GPS ..............................................13
4.1 What is GPS?................................ 13
4.1.1 Position Determination Principle.....13
4.1.2 Datum (Geodetic Survey
System) ..........................................14
4.1.2.1 GPS and APRS Position
Format ......................................... 14
4.2 GPS Receivers.............................. 15
4.2.1 Garmin GPS18PC ..........................15
4.2.2 AvMap G5.......................................15
4.2.3 Other GPS Receivers .....................15
4.2.4 Settings for Geodetic Survey
System............................................15
5 APRS SOFTWARE FOR
YOUR PC ..................................... 16
5.1 UI-View.......................................... 16
5.1.1 Introduction to UI-View................... 16
5.1.2 Connecting a PC ............................17
5.1.3 Creating a CMD File for
TM-D710A/E ..................................17
5.2 Available APRS-related
Software ........................................ 18
6 APRS IN ACTION ........................ 19
6.1 Let’s Go Mobile ............................. 19
6.1.1 Summary........................................19
6.1.1.1 Automatic Reply Function19
6.1.1.2 Voice Announcement Mode19
6.1.1.3 Entering Characters19
6.1.2 Decay Algorithm Function ..............20
6.1.3 Proportional Pathing Function........20
6.1.4 Simultaneously using Decay Algorithm
and Proportional Pathing................21
6.1.5 SmartBeaconing (Written by
Steve Bragg, KA9MVA)..................21
6.1.5.1 Variable Rate Beaconing
(Transmission Interval Changes
with Speed).................................. 21
6.1.5.2 Corner Pegging (Transmission
after Heading Change)................ 23
6.1.5.3 Operation Example...................... 24
6.1.6 QSY Function.................................25
6.1.6.1 Transmitting QSY Information..... 25
6.1.6.2 Receiving QSY Information......... 27
6.1.6.3 QSY Functions and EchoLink ..... 27
6.1.7 Message Function..........................27
6.1.7.1 Automatic Reply Message........... 28
6.1.7.2 Message Speech Synthesis........ 28
6.1.7.3 TX Beep (Beacon)....................... 28
6.2 Base Station (Weather Station)..... 29
6.2.1 Using Meteorological Equipment....29
6.2.1.1 Davis Instruments Corp............... 29
6.2.1.2 Peet Bros. Company, Inc. ........... 30
7 APRS NETWORKS ..................... 31
7.1 Servers.......................................... 31
7.2 IGate ............................................. 31
7.3 Let’s Send Email ........................... 33
7.3.1 Sending Email with TM-D710A/E
and RC-D710 .................................33