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APRS. org Maps – Mobiles - Users APRS Summary May 2011 Human to human APRS. org Maps – Mobiles - Users APRS Summary May 2011 Human to human info exchange! APRStt !!! Appalachian Trail Golden Packet Event Jan 2011 APRS is a registered trademark Bob Bruninga, WB 4 APR 1

APRS Human to human info exchange! Single channel info-resource! Ø Universal Ham Radio Text APRS Human to human info exchange! Single channel info-resource! Ø Universal Ham Radio Text Messaging Initiative Ø aprs. org/aprs-messaging. html Ø National Trail Golden Packet Event (24 July 2011) Ø aprs. org/at-golden-packet. html Ø APRStt (Touchtone for any HT) !!! aprs. org/aprstt. html Ø APRS-RFID! aprs. org/aprs-rfid. html Ø A-Star Nodes! (universal voice network) aprs. org/avrs. html Jan 2011 APRS is a registered trademark Bob Bruninga, WB 4 APR 2

Universal Ham Radio Text Messaging Initiative 2010 cell wireless APRS DTMF Send/RX anytime, anywhere, Universal Ham Radio Text Messaging Initiative 2010 cell wireless APRS DTMF Send/RX anytime, anywhere, any device by callsign 26 separate systems! APRS is a registered trademark Bob Bruninga, WB 4 APR 3

VX-8 GR Universal Texting – New Radios! 2011 VX-8 DR FTM-350 R All now VX-8 GR Universal Texting – New Radios! 2011 VX-8 DR FTM-350 R All now come with GPS BUILT-IN! TH-D 72 A VX-8 R & APRS is a registered trademark Bob Bruninga, WB 4 APR 4

APRS for ALL Portable Terminals! OLPC -One Laptop Per Child n n n $100 APRS for ALL Portable Terminals! OLPC -One Laptop Per Child n n n $100 laptop per 3 rd world kid Low power, no moving parts High power WI-FI and MESH net Runs Linux Sound Card to DC, volts, O’scope Jack, KG 4 GJY’s APRS app: APRS is a registered trademark Bob Bruninga, WB 4 APR 5

National Trail Golden Packet Event 26 July 2009 25 July 2010 2000 Miles 15 National Trail Golden Packet Event 26 July 2009 25 July 2010 2000 Miles 15 Stations Two HOP 7 -7 paths Golden Packets end-to-end Omni Antennas aprs. org/at-golden-packet. html Others can Monitor! APRS is a registered trademark Bob Bruninga, WB 4 APR 6

Appalachian Trail Golden Packet APRS is a registered trademark Bob Bruninga, WB 4 APR Appalachian Trail Golden Packet APRS is a registered trademark Bob Bruninga, WB 4 APR 7

Appalachian Trail Golden Packet APRS is a registered trademark Bob Bruninga, WB 4 APR Appalachian Trail Golden Packet APRS is a registered trademark Bob Bruninga, WB 4 APR 8

Using Google Earth for Links 50, 000 miles of national linear trails! APRS is Using Google Earth for Links 50, 000 miles of national linear trails! APRS is a registered trademark Bob Bruninga, WB 4 APR 9

Appalachian Trail Golden Packet KX 4 O John Huggins Complete RF Link Analysis! APRS Appalachian Trail Golden Packet KX 4 O John Huggins Complete RF Link Analysis! APRS is a registered trademark Bob Bruninga, WB 4 APR 10

Hike Across Maryland (40 miles) Case Study in proper use of APRS and 144. Hike Across Maryland (40 miles) Case Study in proper use of APRS and 144. 39 All data/info on 144. 39 MHz. All participants TX on 144. 99 & RX on 144. 39 APRS is a registered trademark Bob Bruninga, WB 4 APR 11

30% of 144. 39 TX packets captured 97% of 144. 99 packets captured Triple 30% of 144. 39 TX packets captured 97% of 144. 99 packets captured Triple the Performance using +600 On 144. 99 the digi input only hears the 20 event participants On 144. 39 a digi input hears over 300 users in 5 states (10 times the QRM). APRS is a registered trademark Bob Bruninga, WB 4 APR 12

Hike Across Maryland (40 miles) Location/time of over 100 runners reported by APRS messages. Hike Across Maryland (40 miles) Location/time of over 100 runners reported by APRS messages. Hams (youth < 23) agreed it was as easy as Texting or Tweeting. APRS is a registered trademark Bob Bruninga, WB 4 APR 13

What is APRS? q. Some think it is for GPS q. Some want the What is APRS? q. Some think it is for GPS q. Some want the best Maps! n n But others want COMMUNICATIONS! Not just GPS Vehicle Tracking! Can you see APRS Stations? No! Can you see APRS network? No! APRS is a registered trademark Bob Bruninga, WB 4 APR 14

What is APRS? n n n APRS = Automatic Packet Reporting System (not position What is APRS? n n n APRS = Automatic Packet Reporting System (not position tracking!) APRS since late 1980's was for local tactical digital communications, situational awareness and TWO-WAY information exchange Messages + maps for OBJECTS – everyone sees the same situation and Network Connectivity n A single Reference Resource for all HAM activities n Not just GPS Vehicle Tracking! APRS is a registered trademark Bob Bruninga, WB 4 APR 15

The APRS Network Information exchange between everyone Aa Digipeaters And to the Internet Gateway The APRS Network Information exchange between everyone Aa Digipeaters And to the Internet Gateway Multiple Hops APRS is a registered trademark Bob Bruninga, WB 4 APR 16

Global Mobile/HT Position and Texting Connectivity APRS is a registered trademark Bob Bruninga, WB Global Mobile/HT Position and Texting Connectivity APRS is a registered trademark Bob Bruninga, WB 4 APR 17

Seeing the Network (PHG data shows relative station performance) 50 mi APRS is a Seeing the Network (PHG data shows relative station performance) 50 mi APRS is a registered trademark Bob Bruninga, WB 4 APR 18

Seeing the Situation (Symbol Atributes) APRS is a registered trademark Bob Bruninga, WB 4 Seeing the Situation (Symbol Atributes) APRS is a registered trademark Bob Bruninga, WB 4 APR 19

Symbol Atributes The original Overlayable Symbols Since April 2007, all alternate symbols may now Symbol Atributes The original Overlayable Symbols Since April 2007, all alternate symbols may now have overlays Note, some popular “aprs” programs do not display ANY of these 11 attributes on any map! They show meaningless ICONS instead APRS is a registered trademark Bob Bruninga, WB 4 APR 20

Findu. com Internet Interface Internet tracking developed by Steve Demise – K 4 HG Findu. com Internet Interface Internet tracking developed by Steve Demise – K 4 HG and Sproul Brothers Also: APRS-fi. com Open. APRS. net APRS is a registered trademark Bob Bruninga, WB 4 APR 21

APRS-Internet (APRS-IS) Google for “USNA Buoy” Select USNA-1 & situational awareness This data is APRS-Internet (APRS-IS) Google for “USNA Buoy” Select USNA-1 & situational awareness This data is LIVE http: // Pcsat. aprs. org APRS is a registered trademark Bob Bruninga, WB 4 APR 22

APRS-IS (FINDU – Near) Google for “USNA Buoy” Select USNA-1 * Click to see APRS-IS (FINDU – Near) Google for “USNA Buoy” Select USNA-1 * Click to see all stations on map APRS is a registered trademark Bob Bruninga, WB 4 APR 23

FINDU. COM (click to see all stations on map) Google for “USNA Buoy” Select FINDU. COM (click to see all stations on map) Google for “USNA Buoy” Select USNA-1 Also: APRS. fi OAPRS. net Etc… 40 miles APRS is a registered trademark Bob Bruninga, WB 4 APR 24

APRS-FI (anyone can see APRS) Google for “USNA Buoy” Select USNA-1 APRS is a APRS-FI (anyone can see APRS) Google for “USNA Buoy” Select USNA-1 APRS is a registered trademark Bob Bruninga, WB 4 APR 25

APRS-IS (FINDU - Messages) Google for “USNA Buoy” Select USNA-1 Also: APRS. fi OAPRS. APRS-IS (FINDU - Messages) Google for “USNA Buoy” Select USNA-1 Also: APRS. fi OAPRS. net Etc… APRS is a registered trademark Bob Bruninga, WB 4 APR 26

Findu. com Weather Data Temperature & Dew Point Rainfall Rates APRS is a registered Findu. com Weather Data Temperature & Dew Point Rainfall Rates APRS is a registered trademark Bob Bruninga, WB 4 APR 27

What is APRS all about? (Humans communicating INFO with Humans) n Immediate local digital What is APRS all about? (Humans communicating INFO with Humans) n Immediate local digital and graphical information exchange between all participants in a local area or event. This includes: n n n n n Positions of all stations and objects Status of all stations Messages, Bulletins and Announcements Weather data and telemetry DF bearings and signal strengths for quick transmitter hunting RF Connectivity plots of all stations Local OBJECTS on a common map display for all users Local Freqs, IRLP, ECHOlink, Winlink, Nets, Meetings, events, Hamfests Typical applications are: n n n n Routine local awareness of all ham radio events and assets around you Marathons, races, events and public service Search and rescue Family communications and tracking and one-line emails Mobile-to-mobile global text messaging Weather data exchange and display Efficient multi-user Satellite communications APRS is a registered trademark Bob Bruninga, WB 4 APR 28

Scope of APRS n Over 40, 000 users worldwide. n RELAYS every 20 -30 Scope of APRS n Over 40, 000 users worldwide. n RELAYS every 20 -30 mi called “digipeaters. ” n All linked by home station Igates n Global links by Amateur Satellites n Thousands of Weather stations n Telemetry and data everywhere But, only 2% of local ham radio users… (a side show)… APRS is a registered trademark Bob Bruninga, WB 4 APR 29

APRS, Maps, Events and Objects! Dayton Hamvention APRS is a registered trademark Bob Bruninga, APRS, Maps, Events and Objects! Dayton Hamvention APRS is a registered trademark Bob Bruninga, WB 4 APR 30

Various APRS Stations (two-way) APRStt now APRS is a Network intended for real-time Tactical Various APRS Stations (two-way) APRStt now APRS is a Network intended for real-time Tactical INFORMATION exchange. This means TWO-WAY. APRS is a registered trademark Bob Bruninga, WB 4 APR 31

TRACKERS (should be two-way) One-way APRS is not normally recommended. APRS is a Network. TRACKERS (should be two-way) One-way APRS is not normally recommended. APRS is a Network. We want good 2 -way communications among all participants for maximum utility. Trackers have no APRS data display. So the receiver should be tuned to a beaconed Voice frequency so the operator can be involved in the Net! One-way trackers are good for non-manned assets at large movement events. . Not as the only APRS asset for a ham. Trackers may be his 2 nd, 3 rd or 4 th unit for APRS support… not his 1 st! APRS is a registered trademark Bob Bruninga, WB 4 APR 32

TRACKERS (Now are two-way!) TT 4 with $34 display and AVMAP G 5 GPS TRACKERS (Now are two-way!) TT 4 with $34 display and AVMAP G 5 GPS APRS is a registered trademark Bob Bruninga, WB 4 APR 33

Mobile/Portable APRS Terminals Kenwood TM-D 700 A n Dual band 144/440 MHz 50/35 Watts Mobile/Portable APRS Terminals Kenwood TM-D 700 A n Dual band 144/440 MHz 50/35 Watts n Built-in 1200/9600 bps TNC including digipeater n n Built-in APRS Displays and messaging. Other APRS stations show on attached GPS map TM-D 710 n n n Adds operation Freq to every posit ! Auto tunes to others with Freq! Shows local Voice Repeaters ! Kenwood D 7 Yaesu VX 8 R APRS is a registered trademark Bob Bruninga, WB 4 APR 34

Plug-n-play Audio Connection APRS on ANY radio! (using the RC-D 710) RC-D 710 DISPLAY Plug-n-play Audio Connection APRS on ANY radio! (using the RC-D 710) RC-D 710 DISPLAY Jeff KB 2 M APRS channel DSTAR channel On IC-2820 DSTAR APRS is a registered trademark Bob Bruninga, WB 4 APR 35

APRS on ANY radio! (using the RC-D 710) Attached to an ALINCO HT Simple APRS on ANY radio! (using the RC-D 710) Attached to an ALINCO HT Simple SPKR/Mic connections Ni. Cd Battery Pack APRS is a registered trademark Bob Bruninga, WB 4 APR 36

Other APRS radios § Alinco DR-135 T/EJ-41 U § 2 M Radio with optional Other APRS radios § Alinco DR-135 T/EJ-41 U § 2 M Radio with optional TNC. § N 1 VG Scott makes an OT tracker module § No messaging/data display But OT adds GPS map display § n VX 8 R available since Dec 08. n Has GPS built-into speaker mic § Or HAMHUD on any radio! APRS is a registered trademark Bob Bruninga, WB 4 APR 37

APRS Mis. Conceptions! See APRS-tactical. html n That APRS is just Vehicle Tracking instead APRS Mis. Conceptions! See APRS-tactical. html n That APRS is just Vehicle Tracking instead of a Real-Time Information Distribution System. n That APRS is dependent on GPS for its value (GPS is not needed. See Objects). n Failure to use the APRS built-in Mile-Marks for tracking all other non-APRS mobiles. n Using APRS clients that only do maps and ignored too many of the APRS fundamentals. n Ignored the fundamental Decay Algorithm to accelerate new data, and decay old data! n Failure to understand the importance of OBJECTS: . See Objects 101 and Operations n Failure to use real-time messaging: . See Messages 101 and Message Operations n Failure to implement the original APRS Centralized Common Bulletin Board concept. n Not understanding the APRS operator’s role as a Data Input (Objects, Bulletins and Messages) n Not using the D 7 and D 700 as data entry and clipboard display units at field events. n Too much focus on Large Screen Displays –vs- Individual Operator displays for events. n Failure to display APRS symbols with all their attributes and colors without clicking them n Failure to manage the network by adjusting the local digipeater for the situation at hand. n Not realizing the importance of Voice Operating frequencies in APRS is a registered trademark Bob Bruninga, WB 4 APR 38

APRS Growth Opportunities! n Global Email Done! (WU 2 Z) - Now Universal Text APRS Growth Opportunities! n Global Email Done! (WU 2 Z) - Now Universal Text Messaging (any device) n CQSRVR (Global APRS CQ’s) Done! (AE 5 PL) n APRStt (APRS touchtone) – APRS for Every Radio Done! (W 4 PC of CSSI) n n APRStt receiver converts to APRS Position, Time, Frequency and Status! n n Simple DTMF memory for your Callsign – One Button Send On IRLP nodes, Echolink nodes, some repeaters, anywhere on 146. 58 AVRS (Automatic Voice Relay System) Global Callsign-to-callsign VOIP n n Automatically links to Echolink or IRLP for nearest node and sends to APRS n n Uses APRS message to set up call – APRS knows where you and callee are APRS Radio auto-QSY’s to make link (= Ham Radio Cell phone from Mobile) (90% D 710) AI-FI (APRS WIFI) in every laptop n n n OLPC message client (APRS-XO) and XASTIR (50% …) Other Systems (View on Open. APRS, APRS-fi, FINDU) APRS RFID for ARRL name tags (event locating) APRS is a registered trademark Bob Bruninga, WB 4 APR 39

Global Mobile/HT VOICE Connectivity AVRS (www. aprs. org/avrs. html) We can do this now Global Mobile/HT VOICE Connectivity AVRS (www. aprs. org/avrs. html) We can do this now with a little software and some incentive by a good author! APRS is a registered trademark Bob Bruninga, WB 4 APR 40

Global APRS Email! To: EMAIL MSG: wb 4 apr@amsat. org ET call home! n Global APRS Email! To: EMAIL MSG: wb 4 [email protected] org ET call home! n n APRS Global Text Messaging since 1993; from HT’s since 1998! Send Email from any APRS radio anywhere to anyone on the planet, anywhere LIVE. n WU 2 Z Email Engine on the APRS-IS gates it to Internet n Great Demos. Send an Email to a Blackberry in the audience. New Initiative! Universal Amateur Radio Text Messaging APRS is a registered trademark Bob Bruninga, WB 4 APR 41

APRS Msgs/Email MSG menu Send/Receive messages or email Anywhere on the planet via APRS APRS Msgs/Email MSG menu Send/Receive messages or email Anywhere on the planet via APRS satellite Confirmation of Relay => APRS is a registered trademark Bob Bruninga, WB 4 APR 42

APRS Global CQ’s www. aprs. org/cqsrvr. html n n n n n We needed APRS Global CQ’s www. aprs. org/cqsrvr. html n n n n n We needed a CQ System for SCOUTS, JOTA, SATERN, IOTA, SCR and Field Day! AE 5 PL responded with CQSRVR Allows anyone to send a global message to everyone involved in an XXXXX activity Just send a message to CQSRVR starting with CQ XXXX message Everyone who has sent a similar CQ XXXX message to CQSRVR will get your CQ From then on, once you see callsigns, you message normally point-to-point To limit load, only one CQSRVR message per 30 minutes is forwarded. Can also be used any day, any time, anywhere! CQ CQ anyone around? Can also be used for global GROUP comms if 30 minute timer is changed. APRS is a registered trademark Bob Bruninga, WB 4 APR 43

APRStt (Touchtone) (every radio!) See aprs. org/aprstt. html • For WB 4 APR, the APRStt (Touchtone) (every radio!) See aprs. org/aprstt. html • For WB 4 APR, the DTMF Sends: A 9 A 2 B 42 A 7 A 7 C 79# • This is converted to an APRS packet on the APRS channel as: WB 4 APR-12>APRStt, WIDE 1 -1: !DDM_. __N/DDDM_. __W$146. 58 MHz HAMvention • Puts you on global map near Hara Arena, with your immediate calling frequency, your Tone and your Echolink node number and that a Hamfest is going on. n n n Exists since 2001 (in DOS w DTMF chip). Now we have a Windows Version! By W 4 PC n n That is everything you need to be known to the Global APRS system! Also Needed in Echolink, IRLP, and some repeater controllers with a serial port! APRStt and therefore 100% situational awareness of any Ham mobile or HT then APRS will always be a side show only used by 10% of any club or organization. Other Positions: #B 95*234*1 D => Milemark #234 on Route 95, northbound APRS is a registered trademark Bob Bruninga, WB 4 APR 44

APRStt (special event) (every radio!) See aprstt. html n Simple DTMF memory - One APRStt (special event) (every radio!) See aprstt. html n Simple DTMF memory - One button puts you in APRS (Position, Frequency and Status )! n DTMF on voice freq translated to packet on APRS channel (or direct to APRS-IS) n Position is. 1 mile LIST on map display adjacent to repeater or FREQ object n Frequency used is inserted in packet (for return contact) n If Echolink, IRLP or Autopatch, APRS packet includes node or Phone number! n All responses in Voice APRS is a registered trademark Bob Bruninga, WB 4 APR 45

DTMF users show on map n DTMF Report shows on APRS! See aprstt. html DTMF users show on map n DTMF Report shows on APRS! See aprstt. html 147. 105 MHz T 107 R 30 m n CALLSIGN with date and time n Position LIST in vicinity of repeater or APRStt entry point n Voice Operating Frequency, Tone and local other info n Node number if Echolink or IRLP, or reverse patch number if Repeater APRS is a registered trademark Bob Bruninga, WB 4 APR 46

APRStt (Hamvention) (Doug Quagliana) See aprstt. html APRS is a registered trademark Bob Bruninga, APRStt (Hamvention) (Doug Quagliana) See aprstt. html APRS is a registered trademark Bob Bruninga, WB 4 APR 47

APRStt! Dayton Hamvention APRS is a registered trademark Bob Bruninga, WB 4 APR 48 APRStt! Dayton Hamvention APRS is a registered trademark Bob Bruninga, WB 4 APR 48

APRStt (Simple Gateways) See aprstt. html As simple as adding a DTMF chip to APRStt (Simple Gateways) See aprstt. html As simple as adding a DTMF chip to a Micro-Trak Or adding a DTMF chip to an OT and HT for use in the field at a special event APRS is a registered trademark Bob Bruninga, WB 4 APR 49

APRStt (Freq Display) See aprstt. html For events, put one on each operating frequency APRStt (Freq Display) See aprstt. html For events, put one on each operating frequency and set posits along unused edge of map. See who is operating where, on what frequency and when APRS is a registered trademark Bob Bruninga, WB 4 APR 50

APRStt (DTMF messaging) See aprstt. html 300, 000 TH-78 and FT-51 R’s have DTMF APRStt (DTMF messaging) See aprstt. html 300, 000 TH-78 and FT-51 R’s have DTMF Messaging APRStt sends APRS info to TH-78 and FT-51 R Displays APRStt receives APRS info from TH-78 and FT-51 R users For events, put one on each operating frequency and set posits along unused edge of map. See who is operating where, on what frequency and when APRS is a registered trademark Bob Bruninga, WB 4 APR 51

APRS Event Data Entry How to use APRS HT’s for keypad entry of Troop APRS Event Data Entry How to use APRS HT’s for keypad entry of Troop data at camporees. 20 stations, 40 troops, 800 scores all day long. Use keypads! APRS is a registered trademark Bob Bruninga, WB 4 APR 52

APRS Event Data Entry Typical APRS map display of positions But this is only APRS Event Data Entry Typical APRS map display of positions But this is only HALF of the APRS function! APRS is a registered trademark Bob Bruninga, WB 4 APR 53

APRS Event Data Entry Score Message Sent Score Data Received APRS is a registered APRS Event Data Entry Score Message Sent Score Data Received APRS is a registered trademark Bob Bruninga, WB 4 APR 54

Event Data Entry (DTMF) Using ANY Radio with a DTMF keypad Troop Number and Event Data Entry (DTMF) Using ANY Radio with a DTMF keypad Troop Number and Score received at Net Control APRS is a registered trademark Bob Bruninga, WB 4 APR 55

More INFO Display radios! § § TH 78 and FT 51, 41, 11 Display More INFO Display radios! § § TH 78 and FT 51, 41, 11 Display text messages Can also display local APRS! § § § Traveler’s Freqs IRLP or Echolink freqs Messages FTM-10 R uses DCS texting n ANY RADIO WITH DTMF! (see APRStt) n §See www. aprs. org/aprs-messaging. html APRS is a registered trademark Bob Bruninga, WB 4 APR 56

APRS DTMF Gateway! Gates all Local APRS traffic to the DTMF radio! APRS Packets APRS DTMF Gateway! Gates all Local APRS traffic to the DTMF radio! APRS Packets gated to DTMF channel! §See www. aprs. org/aprs-dtmf-gate. html APRS is a registered trademark Bob Bruninga, WB 4 APR 57

APRS DTMF Gateway! Simple PIC processor added to any Radio/TNC APRS Packets gated to APRS DTMF Gateway! Simple PIC processor added to any Radio/TNC APRS Packets gated to DTMF channel! §See www. aprs. org/aprs-dtmf-gate. html APRS is a registered trademark Bob Bruninga, WB 4 APR 58

APRS (RFID) See aprs-rfid. html Hot Spot For big events, put one at each APRS (RFID) See aprs-rfid. html Hot Spot For big events, put one at each checkpoint or venue. Every clubhouse/EOC door See who is operating where, on what frequency and when APRS is a registered trademark Bob Bruninga, WB 4 APR 59

APRS (RFID) See aprs-rfid. html Hot Spot APRS is a registered trademark Bob Bruninga, APRS (RFID) See aprs-rfid. html Hot Spot APRS is a registered trademark Bob Bruninga, WB 4 APR 60

APRS Voice Alert! (For all mobiles!) n n Voice Alert is effectively 3 rd APRS Voice Alert! (For all mobiles!) n n Voice Alert is effectively 3 rd Radio channel for the D 7 and D 700 APRS radios By setting the APRS Band A to CTSS-100, but keeping the volume turned up: n n * You wont hear any packets on 144. 39 * But you will hear a voice call using PL-100 on 144. 39 And you will hear* an occasional Ping packet if another D 700 comes in line-of-site to you, like a proximity radar alerting you to local presence. Great for long haul traveling and meeting other APRS users. APRS is a registered trademark Bob Bruninga, WB 4 APR 61

APRS – IS - Local Info! Last 100 stations! Direction & Distance Frequency and APRS – IS - Local Info! Last 100 stations! Direction & Distance Frequency and Tone APRS is a registered trademark Bob Bruninga, WB 4 APR 62

The New-N Paradigm 2005 Factor of 3 to 5 improvement! q APRS Generic Paths The New-N Paradigm 2005 Factor of 3 to 5 improvement! q APRS Generic Paths evolved over 13 years and the presence of many old legacy formats and procedures were really bogging down the network making it saturated and unreliable in busy areas. q In 2005 all old paths were declared obsolete (RELAY & WIDE) and the entire APRS system in the US was then focused only on the WIDEn. N type of generic paths with small values of N. q WIDEn-N goes N hops outward in all directions. q N=2 in most areas colored on next slide APRS is a registered trademark Bob Bruninga, WB 4 APR 63

APRS is a registered trademark Bob Bruninga, WB 4 APR 64 APRS is a registered trademark Bob Bruninga, WB 4 APR 64

APRS (Range Circles) APRS is a registered trademark Bob Bruninga, WB 4 APR 65 APRS (Range Circles) APRS is a registered trademark Bob Bruninga, WB 4 APR 65

APRS (ALOHA circle and digipeater hops) [Your ALOHA circle is your 100% saturated channel APRS (ALOHA circle and digipeater hops) [Your ALOHA circle is your 100% saturated channel range] APRS is a registered trademark Bob Bruninga, WB 4 APR 66

APRS Range circles and Path tracing APRS is a registered trademark Bob Bruninga, WB APRS Range circles and Path tracing APRS is a registered trademark Bob Bruninga, WB 4 APR 67

APRS ( DFing by signal strength ) APRS is a registered trademark Bob Bruninga, APRS ( DFing by signal strength ) APRS is a registered trademark Bob Bruninga, WB 4 APR 68

APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob Bruninga, WB 4 APR 69

APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob Bruninga, WB 4 APR 70

APRS Balloons Very Simple APRS transmitter GPS APRS is a registered trademark Bob Bruninga, APRS Balloons Very Simple APRS transmitter GPS APRS is a registered trademark Bob Bruninga, WB 4 APR 71

APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob Bruninga, WB 4 APR 72

APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob Bruninga, WB 4 APR 73

APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob APRS ( Solo DF Fade Circle Technique ) APRS is a registered trademark Bob Bruninga, WB 4 APR 74

APRS 3 D views for Balloon tracking APRS is a registered trademark Bob Bruninga, APRS 3 D views for Balloon tracking APRS is a registered trademark Bob Bruninga, WB 4 APR 75

APRS Tracking with Milemarks APRS is a registered trademark Bob Bruninga, WB 4 APR APRS Tracking with Milemarks APRS is a registered trademark Bob Bruninga, WB 4 APR 76

APRS – Traffic Speed Posts Shows speed of traffic past special points APRS is APRS – Traffic Speed Posts Shows speed of traffic past special points APRS is a registered trademark Bob Bruninga, WB 4 APR 77

APRS IGates (Global APRS!) n n An IGATE is a local APRS station that APRS IGates (Global APRS!) n n An IGATE is a local APRS station that utilizes the APRS-Internet network to pass all packets heard on their local RF back to the Internet. (Gives global views to local activity. Also act as two-way gateways for ALL APRS MESSAGES worldwide (Internet RF). APRS is a registered trademark Bob Bruninga, WB 4 APR 78

APRS for Special Uses n n n n n Bicycle rallies, races Walk-a-thons, Parades APRS for Special Uses n n n n n Bicycle rallies, races Walk-a-thons, Parades Skywarn Weather Nets Crime prevention patrols Damage assessment Direction Finding – Foxhunts Voice for communications, APRS for visual mapping Now integrating into APRN (Automatic Picture Relay Network) APRS is a registered trademark Bob Bruninga, WB 4 APR 79

Sensor Buoy Prototype See Buoy Location and Telemetry at http: //www. ew. unsa. edu/~bruninga/buoy. Sensor Buoy Prototype See Buoy Location and Telemetry at http: //www. ew. unsa. edu/~bruninga/buoy. html APRS is a registered trademark Bob Bruninga, WB 4 APR Piggrem 80

Findu. com Telemetry Plots Google for “USNA Buoy” Select USNA-1 APRS is a registered Findu. com Telemetry Plots Google for “USNA Buoy” Select USNA-1 APRS is a registered trademark Bob Bruninga, WB 4 APR 81

APRS via Space n. APRS space frequency is 145. 825 MHz n. Also via APRS via Space n. APRS space frequency is 145. 825 MHz n. Also via GO-32 on 435. 225 downlink, 145. 85 MHz up APRS is a registered trademark Bob Bruninga, WB 4 APR 82

n n APRS in Space 2001 PCSAT-1 Prototype Comms. 2006 PCSAT 2 on ISS n n APRS in Space 2001 PCSAT-1 Prototype Comms. 2006 PCSAT 2 on ISS 2007 ANDE 2008 RAFT n. APRS space frequency is published as 145. 825 See live downlink on http: //pcsat. aprs. org APRS is a registered trademark Bob Bruninga, WB 4 APR 83

Psat 2009? n n 145. 825 Xponder 4. 5 watts avg pwr Other Payloads Psat 2009? n n 145. 825 Xponder 4. 5 watts avg pwr Other Payloads Two-per Launch! See live downlink on www. ariss. net APRS is a registered trademark Bob Bruninga, WB 4 APR 84

Now GO-32 TECHSAT-1 b n n n GO-32 now supports APRS on its 435. Now GO-32 TECHSAT-1 b n n n GO-32 now supports APRS on its 435. 225/145. 85 packet system. APRS up on 145. 85 (PC’s and messages) Mic-E up on 145. 93 (D 7 and D 700’s) 9600 Baud! See live downlink on www. ariss. net APRS is a registered trademark Bob Bruninga, WB 4 APR 85

GO 32 -EZ - MOBILE Satellite Prediction and Tracking n Fri 26 Oct is GO 32 -EZ - MOBILE Satellite Prediction and Tracking n Fri 26 Oct is day 8 No computer needed Two or more solid TX/RX passes every day n Two additional TX passes 100 m before and after! n APRS is a registered trademark Bob Bruninga, WB 4 APR 86

Tracking ECHO (AO 51) too! Friday 26 Sep is here! n n No computer Tracking ECHO (AO 51) too! Friday 26 Sep is here! n n No computer needed Two or more solid passes every day APRS is a registered trademark Bob Bruninga, WB 4 APR 87

LEO Pass Geometry Bottom line: Ø 10 d. B gain Horizon-to-horizon Ø 98% of LEO Pass Geometry Bottom line: Ø 10 d. B gain Horizon-to-horizon Ø 98% of all in-view times Ø Using $75 TV rotator only APRS is a registered trademark Bob Bruninga, WB 4 APR 88

Omni Antenna Gain 7 d. Bi ! 1% 30% 70% SATgate! APRS is a Omni Antenna Gain 7 d. Bi ! 1% 30% 70% SATgate! APRS is a registered trademark Bob Bruninga, WB 4 APR 89

Omni Sat. Gates APRS is a registered trademark Bob Bruninga, WB 4 APR 90 Omni Sat. Gates APRS is a registered trademark Bob Bruninga, WB 4 APR 90

Omni Sat. Gates APRS is a registered trademark Bob Bruninga, WB 4 APR 91 Omni Sat. Gates APRS is a registered trademark Bob Bruninga, WB 4 APR 91

Omni Sat. Gates (Alogger) APRS is a registered trademark Bob Bruninga, WB 4 APR Omni Sat. Gates (Alogger) APRS is a registered trademark Bob Bruninga, WB 4 APR 92

APRS Emergency Comms Google for “USNA Buoy” Select USNA-1 Satellite-Simulated Emergency Test – SSET APRS Emergency Comms Google for “USNA Buoy” Select USNA-1 Satellite-Simulated Emergency Test – SSET - Send an emergency Email via Satelilite Meteor-Scatter Monitoring Network (6 meters) - Dozens of Igates monitoring 50. 62 MHz - Message Throughput in minutes - Using surplus 110 Watt 6 m radios - Simple 100’ long wire gain antennas APRS is a registered trademark Bob Bruninga, WB 4 APR 93

APRS Emergency Power 200 W Solar Power - Continuous 10 k. W gas Generator APRS Emergency Power 200 W Solar Power - Continuous 10 k. W gas Generator 220 VDC - Auto-runs as needed $1 Universal Power Connector - lightweight wires Low Cost APRS is a registered trademark Bob Bruninga, WB 4 APR 94

APRS Home Power Solar Power. . It aint what it used to be! ü APRS Home Power Solar Power. . It aint what it used to be! ü 40% drop in price this year ü 1% what it cost in 1970 ü 95% efficient now (no batteries (70%)) Low Cost ü 50% total cost Government Rebates! ü $500 -$3000 annual rebates ü FREE Electricity for LIFE $1 Universal Power Connector APRS is a registered trademark Bob Bruninga, WB 4 APR 95

Solar Power Now! 2010 Down to $3/watt installed (1$/W deals) My 8, 000 Watt Solar Power Now! 2010 Down to $3/watt installed (1$/W deals) My 8, 000 Watt system (shown) APRS is a registered trademark Bob Bruninga, WB 4 APR 96

Off - Grid. . . !!! NOT !!! Forget your HAM Radio lifetime of Off - Grid. . . !!! NOT !!! Forget your HAM Radio lifetime of experience…. There is NOTHING economical about battery storage !!! APRS is a registered trademark Bob Bruninga, WB 4 APR 97

Battery storage has four very major shortcomings: * * High initial and maintenance costs Battery storage has four very major shortcomings: * * High initial and maintenance costs They cannot save up the 2 X or 3 X summer excess for winter They lose 30% of all energy in charge/discharge losses Battery Maintenance and replacement problems for life APRS is a registered trademark Bob Bruninga, WB 4 APR 98

GRID-TIE is what makes Solar Economical There is no “buying and selling” of electricity. GRID-TIE is what makes Solar Economical There is no “buying and selling” of electricity. * Grid Tie simply works by pushing your meter backwards when sunny * And letting it run forwards when you use power. * Unlimited storage capacity, * unlimited time*, 100% efficient storage * (on annual solar cycle) APRS is a registered trademark Bob Bruninga, WB 4 APR 99

When the Grid Goes Down? Whole House Off Grid System $50, 000 Cost per When the Grid Goes Down? Whole House Off Grid System $50, 000 Cost per Kw. H during outages $2400. 00/KWH $250 With Battery 60 cents/KWH OR! Backup = On Grid 15 cents/KWH APRS is a registered trademark Bob Bruninga, WB 4 APR

Solar Power = Emergency Power n n n COMPLETELY DIVORCE any thoughts of “emergency Solar Power = Emergency Power n n n COMPLETELY DIVORCE any thoughts of “emergency power” from Economical power. Solar power is for ECONOMICAL POWER Emergency power has nothing to do with it whatsoever. (Solve that problem separately) APRS is a registered trademark Bob Bruninga, WB 4 APR 101

Solar Power *is* Economical Look at it this way: Keep $24, 000 in a Solar Power *is* Economical Look at it this way: Keep $24, 000 in a bank at 1%. Continue to pay $200/m for Electricity * After 10 years, you have paid $24, 000 with NOTHING to show for it * And every year you have uncertainty in ever rising prices Buy a $48, 000 solar system now, ( With incentives, Pay only $24, 000) * Have maintenance free electricity for LIFE * It is generating $2400/year return on investment (10%) for LIFE * OWN this $48, 000 energy system and all it’s equity for life * After 20 years it is still producing 80% of today’s power! (and will continue) APRS is a registered trademark Bob Bruninga, WB 4 APR 102

APRS is INFO. tt? S APR not just tracking! V Milem a rks? oice APRS is INFO. tt? S APR not just tracking! V Milem a rks? oice Field Data? Ale Sig nal rt? Fin din g? ets? ngs? N i eet Tr M ack Fre que RF Range ncy ? ? APR ell via ile C io Mob Rad (Ham AVRS er-V oice ? ? IP) S=>VO ffic? ra T APRS is a registered trademark Bob Bruninga, WB 4 APR 103