APRS What is it APRS Automatic APRS Automatic

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APRS What is it?

APRS What is it?

APRS • Automatic

APRS • Automatic

APRS • Automatic • Packet

APRS • Automatic • Packet

APRS • Automatic • Packet • Reporting

APRS • Automatic • Packet • Reporting

APRS • • Automatic Packet Reporting System

APRS • • Automatic Packet Reporting System

Brief APRS History • Developed by Bob Bruninga WB 4 APS

Brief APRS History • Developed by Bob Bruninga WB 4 APS

Brief APRS History • Developed by Bob Bruninga WB 4 APS • First implementation

Brief APRS History • Developed by Bob Bruninga WB 4 APS • First implementation in 1984

Brief APRS History • Developed by Bob Bruninga WB 4 APS • First implementation

Brief APRS History • Developed by Bob Bruninga WB 4 APS • First implementation in 1984 • Evolved into the current system in 1996.

APRS Capabilities • Not just a position reporting system.

APRS Capabilities • Not just a position reporting system.

APRS Capabilities • Not just a position reporting system. • Text messaging.

APRS Capabilities • Not just a position reporting system. • Text messaging.

APRS Capabilities • Not just a position reporting system. • Text messaging. • Weather

APRS Capabilities • Not just a position reporting system. • Text messaging. • Weather information.

APRS Capabilities • • Not just a position reporting system. Text messaging. Weather information.

APRS Capabilities • • Not just a position reporting system. Text messaging. Weather information. Other telemetry.

APRS Capabilities • • • Not just a position reporting system. Text messaging. Weather

APRS Capabilities • • • Not just a position reporting system. Text messaging. Weather information. Other telemetry. Self-Identifying.

A Little Technical Stuff • APRS vs APRS-IS

A Little Technical Stuff • APRS vs APRS-IS

A Little Technical Stuff • APRS vs APRS-IS - APRS is the ‘over the

A Little Technical Stuff • APRS vs APRS-IS - APRS is the ‘over the air’ part.

A Little Technical Stuff • APRS vs APRS-IS - APRS is the ‘over the

A Little Technical Stuff • APRS vs APRS-IS - APRS is the ‘over the air’ part. - APRS-IS is the internet part.

A Little Technical Stuff • Data transmitted in an AX 25 packet.

A Little Technical Stuff • Data transmitted in an AX 25 packet.

A Little Technical Stuff • Data transmitted in an AX 25 packet. • Uses

A Little Technical Stuff • Data transmitted in an AX 25 packet. • Uses Audio Frequency Shift Keying (Bell 202).

A Little Technical Stuff • Data transmitted in an AX 25 packet. • Uses

A Little Technical Stuff • Data transmitted in an AX 25 packet. • Uses Audio Frequency Shift Keying (Bell 202). • In North America, APRS uses 144. 39 MHz.

A Little Technical Stuff • • Data transmitted in an AX 25 packet. Uses

A Little Technical Stuff • • Data transmitted in an AX 25 packet. Uses Audio Frequency Shift Keying (Bell 202). In North America, APRS uses 144. 39 MHz. W. Washington Low Power on 144. 35 MHz.

A Little Technical Stuff • • • Data transmitted in an AX 25 packet.

A Little Technical Stuff • • • Data transmitted in an AX 25 packet. Uses Audio Frequency Shift Keying (Bell 202) In North America, APRS uses 144. 39 MHz. W. Washington Low Power on 144. 35 MHz. Also on UHF, and satellites.

A Little Technical Stuff • • • Data transmitted in an AX 25 packet.

A Little Technical Stuff • • • Data transmitted in an AX 25 packet. Uses Audio Frequency Shift Keying (Bell 202) In North America, APRS uses 144. 39 MHz. W. Washington Low Power on 144. 35 MHz. Also on UHF, and satellites. Beacon only device.

A Little Technical Stuff • • Data transmitted in an AX 25 packet. Uses

A Little Technical Stuff • • Data transmitted in an AX 25 packet. Uses Audio Frequency Shift Keying (Bell 202) In North America, APRS uses 144. 39 MHz. W. Washington Low Power on 144. 35 MHz. Also on UHF, and satellites. Beacon only device. Beacon with a receiver.

A Little Technical Stuff • What’s an IGate?

A Little Technical Stuff • What’s an IGate?

A Little Technical Stuff • What’s an IGate? - Hears APRS data over RF

A Little Technical Stuff • What’s an IGate? - Hears APRS data over RF and relays the data to the APRS-IS servers.

A Little Technical Stuff • What’s an IGate? - Hears APRS data over RF

A Little Technical Stuff • What’s an IGate? - Hears APRS data over RF and relays the data to the APRS-IS servers. - Does not rebroadcast the data over RF.

A Little Technical Stuff • What’s an IGate? - Hears APRS data over RF

A Little Technical Stuff • What’s an IGate? - Hears APRS data over RF and relays the data to the APRS-IS servers. - Does not rebroadcast the data over RF. - APRS-IS would not work without IGates.

A Little Technical Stuff • What’s a Digipeater?

A Little Technical Stuff • What’s a Digipeater?

A Little Technical Stuff • What’s a Digipeater? - Retransmits received data over the

A Little Technical Stuff • What’s a Digipeater? - Retransmits received data over the air.

A Little Technical Stuff • What’s a Digipeater? - Retransmits received data over the

A Little Technical Stuff • What’s a Digipeater? - Retransmits received data over the air. - Works in a ‘store and forward’ mode, since APRS uses a single frequency.

A Little Technical Stuff • What’s a Digipeater? - Retransmits received data over the

A Little Technical Stuff • What’s a Digipeater? - Retransmits received data over the air. - Works in a ‘store and forward’ mode, since APRS uses a single frequency. - Too many digipeaters in a small area can cause problems.

A Little Technical Stuff • Some devices are only IGates.

A Little Technical Stuff • Some devices are only IGates.

A Little Technical Stuff • Some devices are only IGates. • Some devices are

A Little Technical Stuff • Some devices are only IGates. • Some devices are only Digipeaters.

A Little Technical Stuff • Some devices are only IGates. • Some devices are

A Little Technical Stuff • Some devices are only IGates. • Some devices are only Digipeaters. • Some devices do both.

Digipeater Settings • Path - Controls how many ‘hops’ a repeated packet takes.

Digipeater Settings • Path - Controls how many ‘hops’ a repeated packet takes.

Digipeater Settings • Path - Controls how many ‘hops’ a repeated packet takes. -

Digipeater Settings • Path - Controls how many ‘hops’ a repeated packet takes. - Lots of discussions about the ‘best’ settings.

APRS Using the Internet • APRS. FI

APRS Using the Internet • APRS. FI

APRS Using the Internet • APRS. FI - Probably the best known way to

APRS Using the Internet • APRS. FI - Probably the best known way to use APRS.

APRS Using the Internet • APRS. FI - Probably the best known way to

APRS Using the Internet • APRS. FI - Probably the best known way to use APRS. - Not a good choice if the internet is down.

APRS Using the Internet • Phone Apps

APRS Using the Internet • Phone Apps

APRS Using the Internet • Phone Apps - APRSDroid for Android.

APRS Using the Internet • Phone Apps - APRSDroid for Android.

APRS Using the Internet • Phone Apps - APRSDroid for Android. - aprs. fi

APRS Using the Internet • Phone Apps - APRSDroid for Android. - aprs. fi for the i. Phone.

APRS Using the Internet • Phone Apps - APRSDroid for Android. - aprs. fi

APRS Using the Internet • Phone Apps - APRSDroid for Android. - aprs. fi for the i. Phone. - APRS Windows Phone for Windows Phone.

Software • Displays APRS data over ‘local’ RF. - APRSISCE

Software • Displays APRS data over ‘local’ RF. - APRSISCE

Software • Displays APRS data over ‘local’ RF. - APRSISCE - UI-View

Software • Displays APRS data over ‘local’ RF. - APRSISCE - UI-View

Software • Displays APRS data over ‘local’ RF. - APRSISCE - UI-View - Might

Software • Displays APRS data over ‘local’ RF. - APRSISCE - UI-View - Might not have the best maps

Terminal Node Controller • Converts ‘modem’ sounds into a serial stream to the pc.

Terminal Node Controller • Converts ‘modem’ sounds into a serial stream to the pc.

Terminal Node Controller • Converts ‘modem’ sounds into a serial stream to the pc.

Terminal Node Controller • Converts ‘modem’ sounds into a serial stream to the pc. - Hardware: Radio to TNC, then TNC to PC typically via USB or serial.

Terminal Node Controller • Converts ‘modem’ sounds into a serial stream to the pc.

Terminal Node Controller • Converts ‘modem’ sounds into a serial stream to the pc. - Hardware: Radio to TNC, then TNC to PC typically via USB or serial. - Kantronics, Byonics, etc.

Terminal Node Controller • Converts ‘modem’ sounds into a serial stream to the pc.

Terminal Node Controller • Converts ‘modem’ sounds into a serial stream to the pc. - Hardware: Radio to TNC, then TNC to PC typically via USB or serial. - Kantronics, Byonics, etc. - Mobilinkd TNC uses Bluetooth.

Terminal Node Controller • Software: Radio directly to PC via the Mic or Line/Aux

Terminal Node Controller • Software: Radio directly to PC via the Mic or Line/Aux input.

Terminal Node Controller • Software: Radio directly to PC via the Mic or Line/Aux

Terminal Node Controller • Software: Radio directly to PC via the Mic or Line/Aux input. - AGW, Direwolf, Soundmodem.

Hardware • Radios with Built-In APRS

Hardware • Radios with Built-In APRS

Hardware • Radios with Built-In APRS - Icom (through DSTAR)

Hardware • Radios with Built-In APRS - Icom (through DSTAR)

Hardware • Radios with Built-In APRS - Icom (through DSTAR) - Kenwood

Hardware • Radios with Built-In APRS - Icom (through DSTAR) - Kenwood

Hardware • Radios with Built-In APRS - Icom (through DSTAR) - Kenwood - Yaesu

Hardware • Radios with Built-In APRS - Icom (through DSTAR) - Kenwood - Yaesu

Hardware • Radios with Built-In APRS - Icom (through DSTAR) - Kenwood - Yaesu

Hardware • Radios with Built-In APRS - Icom (through DSTAR) - Kenwood - Yaesu • Some GPS units can take data from a APRS receiver and display that data on the screen.

Hardware • APRS Devices

Hardware • APRS Devices

Hardware • APRS Devices - APRS Shield for Arduino

Hardware • APRS Devices - APRS Shield for Arduino

Hardware • APRS Devices - APRS Shield for Arduino - Argent Data Systems

Hardware • APRS Devices - APRS Shield for Arduino - Argent Data Systems

Hardware • APRS Devices - APRS Shield for Arduino - Argent Data Systems -

Hardware • APRS Devices - APRS Shield for Arduino - Argent Data Systems - Byonics

Hardware • APRS Devices - APRS Shield for Arduino - Argent Data Systems -

Hardware • APRS Devices - APRS Shield for Arduino - Argent Data Systems - Byonics - Microsat

Hardware • APRS Devices - APRS Shield for Arduino - Argent Data Systems -

Hardware • APRS Devices - APRS Shield for Arduino - Argent Data Systems - Byonics - Microsat - Mobilinkd TNC

Real World Applications • ARES Exercise (from APRS. fi)

Real World Applications • ARES Exercise (from APRS. fi)

Real World Applications • Balloon Tracking Boy Scout event

Real World Applications • Balloon Tracking Boy Scout event

Real World Applications • Balloon Tracking Boy Scout event • Rocket Tracking Embry-Riddle

Real World Applications • Balloon Tracking Boy Scout event • Rocket Tracking Embry-Riddle

Real World Applications • Cover a wider area with a repeater.

Real World Applications • Cover a wider area with a repeater.

Real World Applications • Cover a wider area with a repeater. - Adjust transmit

Real World Applications • Cover a wider area with a repeater. - Adjust transmit delays.

Real World Applications • Cover a wider area with a repeater. - Adjust transmit

Real World Applications • Cover a wider area with a repeater. - Adjust transmit delays. - Collisions with repeater ID’er. - Check with the repeater owner!

Real World Applications • Using a non-standard frequency.

Real World Applications • Using a non-standard frequency.

Real World Applications • Using a non-standard frequency. - Avoid seeing unwanted stations.

Real World Applications • Using a non-standard frequency. - Avoid seeing unwanted stations.

Real World Applications • Using a non-standard frequency. - Avoid seeing unwanted stations. -

Real World Applications • Using a non-standard frequency. - Avoid seeing unwanted stations. - Check the bandplan!

A Few Links • • www. aprs. org www. aprs. fi APRSISCE UI-View AGW

A Few Links • • www. aprs. org www. aprs. fi APRSISCE UI-View AGW Direwolf Soundmodem

A Few Links • For Apple - MAC APRS Software: http: //koomasi. com/pocketpacket-mac-os/

A Few Links • For Apple - MAC APRS Software: http: //koomasi. com/pocketpacket-mac-os/