mirror of https://github.com/wb2osz/direwolf.git
Fix download links to be master rather than dev branch.
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@ -4,11 +4,11 @@ Click on the document name to view in your web browser or the link following to
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## Essential Reading ##
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## Essential Reading ##
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- [**User Guide**](User-Guide.pdf) [ [*download*](../../../raw/dev/doc/User-Guide.pdf) ]
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- [**User Guide**](User-Guide.pdf) [ [*download*](../../../raw/master/doc/User-Guide.pdf) ]
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This is your primary source of information about installation, operation, and configuration.
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This is your primary source of information about installation, operation, and configuration.
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- [**Raspberry Pi APRS**](Raspberry-Pi-APRS.pdf) [ [*download*](../../../raw/dev/doc/Raspberry-Pi-APRS.pdf) ]
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- [**Raspberry Pi APRS**](Raspberry-Pi-APRS.pdf) [ [*download*](../../../raw/master/doc/Raspberry-Pi-APRS.pdf) ]
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The Raspberry Pi has some special considerations that
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The Raspberry Pi has some special considerations that
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make it different from other generic Linux systems.
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make it different from other generic Linux systems.
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@ -19,37 +19,37 @@ Click on the document name to view in your web browser or the link following to
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These dive into more detail for specialized topics or typical usage scenarios.
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These dive into more detail for specialized topics or typical usage scenarios.
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- [**Successful APRS IGate Operation**](Successful-APRS-IGate-Operation.pdf) [ [*download*](../../../raw/dev/doc/Successful-APRS-IGate-Operation.pdf) ]
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- [**Successful APRS IGate Operation**](Successful-APRS-IGate-Operation.pdf) [ [*download*](../../../raw/master/doc/Successful-APRS-IGate-Operation.pdf) ]
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Dire Wolf can serve as a gateway between the APRS radio network and APRS-IS servers on the Internet.
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Dire Wolf can serve as a gateway between the APRS radio network and APRS-IS servers on the Internet.
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This explains how it all works, proper configuration, and troubleshooting.
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This explains how it all works, proper configuration, and troubleshooting.
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- [**APRStt Implementation Notes**](APRStt-Implementation-Notes.pdf) [ [*download*](../../../raw/dev/doc/APRStt-Implementation-Notes.pdf) ]
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- [**APRStt Implementation Notes**](APRStt-Implementation-Notes.pdf) [ [*download*](../../../raw/master/doc/APRStt-Implementation-Notes.pdf) ]
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Very few hams have portable equipment for APRS but nearly everyone has a handheld radio that can send DTMF tones. APRStt allows a user, equipped with only DTMF (commonly known as Touch Tone) generation capability, to enter information into the global APRS data network.
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Very few hams have portable equipment for APRS but nearly everyone has a handheld radio that can send DTMF tones. APRStt allows a user, equipped with only DTMF (commonly known as Touch Tone) generation capability, to enter information into the global APRS data network.
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This document explains how the APRStt concept was implemented in the Dire Wolf application.
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This document explains how the APRStt concept was implemented in the Dire Wolf application.
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- [**APRStt Interface for SARTrack**](APRStt-interface-for-SARTrack.pdf) [ [*download*](../../../raw/dev/doc/APRStt-interface-for-SARTrack.pdf) ]
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- [**APRStt Interface for SARTrack**](APRStt-interface-for-SARTrack.pdf) [ [*download*](../../../raw/master/doc/APRStt-interface-for-SARTrack.pdf) ]
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This example illustrates how APRStt can be integrated with other applications such as SARTrack, APRSISCE/32, YAAC, or Xastir.
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This example illustrates how APRStt can be integrated with other applications such as SARTrack, APRSISCE/32, YAAC, or Xastir.
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- [**APRStt Listening Example**](APRStt-Listening-Example.pdf) [ [*download*](../../../raw/dev/doc/APRStt-Listening-Example.pdf) ]
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- [**APRStt Listening Example**](APRStt-Listening-Example.pdf) [ [*download*](../../../raw/master/doc/APRStt-Listening-Example.pdf) ]
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WB4APR described a useful application for the [QIKCOM-2 Satallite Transponder](http://www.tapr.org/pipermail/aprssig/2015-November/045035.html).
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WB4APR described a useful application for the [QIKCOM-2 Satallite Transponder](http://www.tapr.org/pipermail/aprssig/2015-November/045035.html).
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Don’t have your own QIKCOM-2 Satellite Transponder? No Problem. You can do the same thing with an ordinary computer and the APRStt gateway built into Dire Wolf. Here’s how.
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Don’t have your own QIKCOM-2 Satellite Transponder? No Problem. You can do the same thing with an ordinary computer and the APRStt gateway built into Dire Wolf. Here’s how.
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- [**Raspberry Pi APRS Tracker**](Raspberry-Pi-APRS-Tracker.pdf) [ [*download*](../../../raw/dev/doc/Raspberry-Pi-APRS-Tracker.pdf) ]
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- [**Raspberry Pi APRS Tracker**](Raspberry-Pi-APRS-Tracker.pdf) [ [*download*](../../../raw/master/doc/Raspberry-Pi-APRS-Tracker.pdf) ]
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Build a tracking device which transmits position from a GPS receiver.
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Build a tracking device which transmits position from a GPS receiver.
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- [**Raspberry Pi SDR IGate**](Raspberry-Pi-SDR-IGate.pdf) [ [*download*](../../../raw/dev/doc/Raspberry-Pi-SDR-IGate.pdf) ]
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- [**Raspberry Pi SDR IGate**](Raspberry-Pi-SDR-IGate.pdf) [ [*download*](../../../raw/master/doc/Raspberry-Pi-SDR-IGate.pdf) ]
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It's easy to build a receive-only APRS Internet Gateway (IGate) with only a Raspberry Pi and a software defined radio (RTL-SDR) dongle. Here’s how.
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It's easy to build a receive-only APRS Internet Gateway (IGate) with only a Raspberry Pi and a software defined radio (RTL-SDR) dongle. Here’s how.
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- [**APRS Telemetry Toolkit**](APRS-Telemetry-Toolkit.pdf) [ [*download*](../../../raw/dev/doc/APRS-Telemetry-Toolkit.pdf) ]
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- [**APRS Telemetry Toolkit**](APRS-Telemetry-Toolkit.pdf) [ [*download*](../../../raw/master/doc/APRS-Telemetry-Toolkit.pdf) ]
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Describes scripts and methods to generate telemetry.
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Describes scripts and methods to generate telemetry.
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Includes a complete example of attaching an analog to
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Includes a complete example of attaching an analog to
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@ -58,12 +58,12 @@ These dive into more detail for specialized topics or typical usage scenarios.
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- [**2400 & 4800 bps PSK for APRS / Packet Radio**](2400-4800-PSK-for-APRS-Packet-Radio.pdf) [ [*download*](../../../raw/dev/doc/2400-4800-PSK-for-APRS-Packet-Radio.pdf) ]
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- [**2400 & 4800 bps PSK for APRS / Packet Radio**](2400-4800-PSK-for-APRS-Packet-Radio.pdf) [ [*download*](../../../raw/master/doc/2400-4800-PSK-for-APRS-Packet-Radio.pdf) ]
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Double or quadruple your data rate by sending multiple bits at the same time.
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Double or quadruple your data rate by sending multiple bits at the same time.
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- [**Going beyond 9600 baud**](Going-beyond-9600-baud.pdf) [ [*download*](../../../raw/dev/doc/Going-beyond-9600-baud.pdf) ]
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- [**Going beyond 9600 baud**](Going-beyond-9600-baud.pdf) [ [*download*](../../../raw/master/doc/Going-beyond-9600-baud.pdf) ]
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Why stop at 9600 baud? Go faster if your soundcard and radio can handle it.
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Why stop at 9600 baud? Go faster if your soundcard and radio can handle it.
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@ -72,7 +72,7 @@ These dive into more detail for specialized topics or typical usage scenarios.
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## Miscellaneous ##
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## Miscellaneous ##
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- [**A Better APRS Packet Demodulator, part 1, 1200 baud**](A-Better-APRS-Packet-Demodulator-Part-1-1200-baud.pdf) [ [*download*](../../../raw/dev/doc/A-Better-APRS-Packet-Demodulator-Part-1-1200-baud.pdf) ]
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- [**A Better APRS Packet Demodulator, part 1, 1200 baud**](A-Better-APRS-Packet-Demodulator-Part-1-1200-baud.pdf) [ [*download*](../../../raw/master/doc/A-Better-APRS-Packet-Demodulator-Part-1-1200-baud.pdf) ]
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Sometimes it's a little mystifying why an
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Sometimes it's a little mystifying why an
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APRS / AX.25 Packet TNC will decode some signals
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APRS / AX.25 Packet TNC will decode some signals
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- [**A Better APRS Packet Demodulator, part 2, 9600 baud**](A-Better-APRS-Packet-Demodulator-Part-2-9600-baud.pdf) [ [*download*](../../../raw/dev/doc/A-Better-APRS-Packet-Demodulator-Part-2-9600-baud.pdf) ]
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- [**A Better APRS Packet Demodulator, part 2, 9600 baud**](A-Better-APRS-Packet-Demodulator-Part-2-9600-baud.pdf) [ [*download*](../../../raw/master/doc/A-Better-APRS-Packet-Demodulator-Part-2-9600-baud.pdf) ]
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In the first part of this series we discussed 1200 baud audio frequency shift keying (AFSK). The mismatch
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In the first part of this series we discussed 1200 baud audio frequency shift keying (AFSK). The mismatch
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between FM transmitter pre-emphasis and the
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between FM transmitter pre-emphasis and the
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This makes it more difficult to demodulate them accurately.
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This makes it more difficult to demodulate them accurately.
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9600 baud operation is an entirely different animal. ...
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9600 baud operation is an entirely different animal. ...
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- [**WA8LMF TNC Test CD Results a.k.a. Battle of the TNCs**](WA8LMF-TNC-Test-CD-Results.pdf) [ [*download*](../../../raw/dev/doc/WA8LMF-TNC-Test-CD-Results.pdf) ]
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- [**WA8LMF TNC Test CD Results a.k.a. Battle of the TNCs**](WA8LMF-TNC-Test-CD-Results.pdf) [ [*download*](../../../raw/master/doc/WA8LMF-TNC-Test-CD-Results.pdf) ]
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How can we compare how well the TNCs perform under real world conditions?
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How can we compare how well the TNCs perform under real world conditions?
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The de facto standard of measurement is the number of packets decoded from [WA8LMF’s TNC Test CD](http://wa8lmf.net/TNCtest/index.htm).
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The de facto standard of measurement is the number of packets decoded from [WA8LMF’s TNC Test CD](http://wa8lmf.net/TNCtest/index.htm).
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Many have published the number of packets they have been able to decode from this test. Here they are, all gathered in one place, for your reading pleasure.
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Many have published the number of packets they have been able to decode from this test. Here they are, all gathered in one place, for your reading pleasure.
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- [**A Closer Look at the WA8LMF TNC Test CD**](A-Closer-Look-at-the-WA8LMF-TNC-Test-CD.pdf) [ [*download*](../../../raw/dev/doc/A-Closer-Look-at-the-WA8LMF-TNC-Test-CD.pdf) ]
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- [**A Closer Look at the WA8LMF TNC Test CD**](A-Closer-Look-at-the-WA8LMF-TNC-Test-CD.pdf) [ [*download*](../../../raw/master/doc/A-Closer-Look-at-the-WA8LMF-TNC-Test-CD.pdf) ]
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Here, we take a closer look at some of the frames on the TNC Test CD in hopes of gaining some insights into why some are easily decoded and others are more difficult.
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Here, we take a closer look at some of the frames on the TNC Test CD in hopes of gaining some insights into why some are easily decoded and others are more difficult.
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There are a lot of ugly signals out there. Many can be improved by decreasing the transmit volume. Others are just plain weird and you have to wonder how they are being generated.
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There are a lot of ugly signals out there. Many can be improved by decreasing the transmit volume. Others are just plain weird and you have to wonder how they are being generated.
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