Aprs frequency australia map. 775 REPEATER OUTPUTS - 5.

Aprs frequency australia map APRS Digipeaters WorldWide. 000 MHZ APRS mobiles also use the Voice Alert System for contact any time on the national APRS channel using voice and PL-100. Please advise any corrections or additions to: WIA Technical Advisory Committee, PO Box 2042, Bayswater Vic 3153. 175 MHz. The Amazing Race Australia; Married at First A real-time, responsive map view of APRS (Automatic Packet Reporting System), CWOP (Citizens Weather Observer Program), and other APRS-IS visualization data across the world. 275: 147. More info. 100 Non-voice modes (RTTY, SSTV, Fax) 145. With APRS once the radio is properly configured, you want it to beacon on the APRS frequency which is 144. If you would like to get involved,… The local repeater frequency object shows the frequency, the tone, typical operating range and weekly net times. HF APRS Frequencies AUSTRALIAN PACKET RADIO DIRECTORY Systems are listed in alphabetical order of callsigns. click for full size see video on AVMAP Oct 9, 2019 · And to see where all the APRS digipeaters are, WA8LMF has a great set of on line REgional APRS digipeater maps. Maximum number of spots limit has been reached (500). 575 Te Awaputahi APRS 144. 100 MHz 1200 baud Netherlands: 430. Using APRStk in this manner to alert everyone on the APRS frequency including mobiles and handhelds to satellites inview can be thought of almost as a "WEB" server to your radio's front panel. click for full size see video on AVMAP. The NWAPRS group also operates HF on 10. To work APRS via our server (e. A license is required, but it is not difficult to obtain. It’s a great place to ask questions and learn more about APRS. I probably wouldn't use APRS for dog tracking, though I imagine the time intervals would be really course for the purpose, and would overload the APRS frequency Beaconing too often can overwhelm the frequency really fast APRS Frequencies In Australia, a single national 2m frequency is used for APRS: 145. 000 National FM voice calling frequency Australian 2m & 70cm Repeater Offsets 439. This is a feature of APRS enabled radios to send the GPS position of the radio along with some other basic information (like your call sign and a beacon message) to APRS-IS where it is then displayed on APRS front-ends like aprs. APRS Beginner Guide Ver. In addition to a map with fast APRS data updates, APRS Track direct also provides related functions such as Latest heard and Station search etc. au. This software defined radio is based on the popular RTL2832U Australia: 439. 925 New Zealand: 432. Stations currently moving · User guide · FAQ · Blog · Discussion group · Linking to aprs. Australian national APRS frequency is 145. 575 Te Kapua APRS 144. Apr 29, 2022 · Australia seems to have quite active net at least based on their webpage and other online activity. The satellite is transmitted by APRSdata as an object so that it is displayed on all APRS screens (and maps if running a laptop). The first use of APRS was in 1984, when Bruninga developed a more advanced version on a VIC-20 for reporting the position and status of horses in a 100-mile (160 km) endurance run. 175MHz ** The APRS sites were commissioned in 2010 and the club thanks members those members who initiated the project: VK4BRG[sk] & VK4SR, as well as VK4JRO and VK4NEU for the ongoing maintenance work. On the right, you can see a 443. 1 MHz) band with 300 baud 200-hertz-shift "HF style" packet. offset that the repeater RX is above/below TX Freq In some repeater lists, if only one Frequency provided—this is the TX Frequency Australian 2m & 70cm Repeater Offsets APRS is digital communications information channel for Ham radio. 0 MHz offset (legacy) (Note 6) 439. I have shared APRS chats with stations 3000 miles away. 175MHz simplex frequency. 775 REPEATER OUTPUTS - 5. At this time, virtually all of North America is using 144. A real-time, responsive map view of APRS (Automatic Packet Reporting System), CWOP (Citizens Weather Observer Program), and other APRS-IS visualization data across the world. Each such SYMBOL has several ATTRIBUTES that convey additional meanings. See a live map of the latest APRS traffic into this station: APRS Last heard. 147. 600). 2 addendums. 390 is THE APRS frequency everywhere in the US and Canada. This website gives a dial frequency 10147. So you'll need to configure APRSdroid to beacon on the interval (or smartbeacon). 150 Internet gateways 439. The heart of the station consists of a very low low cost RTL-SDR Dongle. KEY APRS GLOBAL INTERNET SYSTEM: Although APRS is a local, tactical real-time two-way communications system, all local information is injected into the APRS-IS Internet system so it can be monitored anywhere. VK2MB-2 is our second 2m APRS IGate, also on 145. 175MHz with 5 kHz deviation. 825 and 436. 39, and you don't need to program them specifically into your radio. The 10 minute schedule is transmitted to the radio's DX-LIST. 0 Specification, or the 1. 300 National ARDF findU FAQs Can I track my car (or anything else) on findU? Absolutely. 200 Digital voice calling frequency 439. 120 USB). Not only does this allow for global monitoring of any local activity, it also allows two-way point-to-point messaging between any two APRS users anywhere on the planet VHF Propagation Map This map shows real-time radio propagation from stations operated near 144 MHz. 250 CW practice / information beacons (future) 145. In Australia, 145. Australian National APRS Frequencies HF 7036 KHz, 10151 KHz, 14103 KHz 2m 145. Map; Add; APRS; Breadcrumb. 5 mHz – this 40 meter frequency can get quite popular when the conditions are good. 575 Kururau APRS 144. 1 and 1. Mar 2, 2022 · Question: Are the MMDVM servers supporting APRS-D? Answer: Only the 2 slot servers support APRS-D. APRS is used by amateur (ham) radio operators to transmit real-time position information, weather data, telemetry and messages over the radio. VK2MB-1 is our main 2m APRS IGate, operating on the standard APRS frequency of 145. To do this, I usually changed the APRS radio's frequency from the standard 144. 5. Current APRS position, path, igate and digipeater statistics for REPEATER (Experimental IU2PLZ HAM Repeater UHF (430. 575 Whakatane APRS 144. Australian APRS Frquency. 000 MHz AEA 10. These frequency objects should show up on your APRS display to help out visitors. But first, here are the USNA APRS satellites that have de-orbited (PCSAT launched 2001 is still alive): The best known feature of APRS is position reporting (commonly called beaconing). 432. Everything on any APRS frequency is being monitored locally and fed globally into the APRS internet system by hundreds of Igates See live list (complete) or a Map of I-G symbols. 94K subscribers in the RTLSDR community. The national APRS frequency is 144. These maps were generated by monitoring the world-wide APRS Internet system data stream with the port 14580 filter port setting of filter s/#/# which selects ALL position reports using the digipeater star symbol. 175: Brazil service output input notes status; 2m voice: 147. Announcements, Bulletins, Messages, Alerts, Weather, and of course a map of all this activity including objects, frequencies, satellites, nets, meetings, Hamfests, etc. VHF Propagation Map This map shows real-time radio propagation from stations operated near 144 MHz. You'll only use the Kenwood control head to set the APRS frequency. 39 MHz. 175 MHz Secondary Australian APRS Frequency - For Satellite and International use ONLY - 144. 575 Makatiti Dome APRS 144. 100 Mhz APRS U Repeater Info Repeater Downlink—The repeaters TX frequency Repeater Uplink—The repeaters RX frequency Offset/Shift—Freq. Step 2 - Head to the sidebar and choose 'Channel' Double-click on APRS Heck, it took Australia long enough to arrive at a common frequency ;-) Ray vk2tv On 3/5/19 4:25 pm, Erik Finskas wrote: > Just my 2 (€) cents, but is there a reason why different frequencies in the APAC region? For instance VK and ZL could use same and benefit of the rare possibility to use APRS as VHF lifted conditions indicator > > 73 >. 51 MHz LSB (except in ITU Region 3). 575 Tauranga Voice & D-StarZLlTPD-B 433. For amateur radio in Australia, not specific to ARPS, see the Wireless Institute of Australia, or the ACMA. 800. Remember you are sharing this single frequency with hundreds of other operators. Also, 'log2gpx' will convert the same log file into GPX coordinates, so you can plot them on Google Maps using GPS Visualizer . The map shown above is embedded from aprs. 950 VK6RIO Indian Ocean beacon (Perth area) 145. 790 in favor of The Club's 2 metre Repeater - VK4RCM also uses APRS to report battery voltage, shack temperature and position. Do use only a path of GATE,WIDE2-1; Do use a SSID of -4 if your station is a HF-to-VHF or HF-to-IGate. Our goal is to bring you a fast and easy-to-use map with APRS data from APRS-IS, CWOP-IS, OGN or some other APRS data sourcei (depending on how this specific website is configured). Dec 10, 2023 · Packet system for real time data communications. 500 MHz Station info - map view · info · telemetry · weather · raw · status · beacons · messages · bulletins 2m MMDVM Voice (DMR) 144. In addition to 144. 39 APRS, to the 145. He still maintains the main APRS website. 600kHz LSB. The following is a text description of the APRS frequency map, on a state-by-state basis. g. map below: See map of digis. This page shows real-time information collected from the Automatic Position Reporting System Internet network (APRS-IS). 600, placing the center frequency of it's 500-Hz wide RF signal at 10. Not all spots for the form limits have been returned Sep 7, 2024 · APRS-Specific Features: These radios provide interfaces that allow users to send/receive messages, view nearby stations, track objects, and much more. 175: 145. 8000 in Sweden in the 2m band, there APRS is activity on 433. 875: aprs: 145. Just found a world map with aprs frequencies. 156. net. 025 Te Puke D-StarzLlIBD-c 145. 400 ARDF frequency 439. 575 Hawkes Bay APRS The next two screens show you what you see when a satellite rises above the horizon. Q. South Australia в–Ҳв–Ҳв–Ҳ This is how I successfully setup my Anytone 878 with Digital APRS and had data showing up in aprs. See Mal VKTMF’s notes below. 125 Internet gateways 439. 149. 000 MHz +600khz above 147. 800 - 439. Please use these recommendations to maximise APRS performance across the entire Australian VHF network: Mobile Stations. If you tune any 2 meter radio to this frequency you will, eventually, hear what sounds like an old dial-up modem. See AVRS (Automatic Voice Relay System) Winlink nodes have the provision to transmit their Position and Frequency on APRS. What frequency is the NWAPRS group operating on? The NWAPRS group operates on the national APRS frequency of 144. 200 MHz 10. 39, the national APRS frequency. VK3EFG-6 would indicate that the station is sending APRS via the ARISS satellites BCN will just plot everything APRSDroid decodes onto it's map. 600 MHz 10. 1750 for APRS use. 083. 175: aprs: allstar: allstar It's worth noting that since APRS uses amateur radio frequencies, the transmissions must abide by the rules and spirit of the amateur radio community. APRS Section Coordinators to help coordinate the New-N Paradigm and Local Info Initiative Fixing the APRS Network with the New-N Paradigm: Tragedy of the Commons:. There are some important differences for using APRS on HF, so keep the following Do’s and Don’ts in mind: Do’s. Aug 9, 2019 · vkfrequencies. 7)) t Station info - map view · info · telemetry · weather · raw · status · beacons · messages · bulletins · browse · moving · my account you can see a 443. 575 MHz 1200 baud HF USB Dial Frequency Mark Frequency LSB Dial Frequency KAM, MFJ, TinyTrak 10. Frequency note: Throughout this documentation, the primary APRS frequency is listed as 144. 390 MHz in North America for the terrestrial network. de as URL and either port 14580 (Client-Defined Filters) or 10152 (Full Feed). M - 06/02/15 K9DCI Page 1 of 17 APRS Beginner Guide 2015 Answers the question: How does APRS work? Primarily North America, but some worldwide information included. And of course, the APRS WIKI. I also used a second handheld to check if the it picks up something on the APRS frequency (144. 51 MHz LSB (North America) and 14. APRS has been developed since the late 1980s by Bob Bruninga, callsign WB4APR, currently a senior research engineer at the United States Naval Academy. RECOMMENDED REPEATER FREQUENCIES:. This includes both the star in the primary symbol set with the fixed letter D in it, and the the star in For APRS packet activity: In the US and some other countries, the primary nationwide APRS frequency is 144. DO set your beacon rate to a MINIMUM of 60 seconds. Whenever there is a balance between Puget Sound alternate APRS freqs include 144. Email: tac@wia. However the APRS stations may change over time. APRS Automatic Packet Reporting System, an amateur radio-based system for real time tactical digital communications of information of immediate value in the local area is transported over the AX. Question: What frequency does digital APRS transmit on and does it affect the A or B bands? To send message to DMR radio from APRS you need to send typical APRS message to call-sign (with SSID) that is assotiated to DMR ID at self-care. On the main screen head over to Tool -> Options and ensure you have the following checked Main Menu -> Tools -> Options. au . aprs. This one is intended to improve APRS coverage in some of the more “shaded” parts of the peninsula. 35s and 440. However the caveat is that you need to have a 3-letter call sign (For example VK1 WIA) rather than a 4 letter call (eg, VK1 FWIA) as APRS will not work on radio with the latter. [6] Site Map Go to content. 825 frequency used by the ISS or International Space Station. For general information on APRS, see www. 100 APRS 439. 5 or 25 kHz channel spacing) 438. Specifically: Amateur radio frequencies are solely for non-commercial use. fi. 400, and PSK63 at 10149. This receiver monitors the standard VHF APRS frequency used in Australia 145. We give you fast map updates and nice looking APRS symbols! aprs. 2 days ago · Selected map: Ionospheric Map. The last 7 days of maps can be viewed using the control buttons underneath the above image. S. ACADEMY BOATS Live (summers only) and 1993 Replay ; VHF RADIO Live APRS activity on local 144. (The ISS uses 145. fi · AIS sites · Service status · Database statistics · Advertising OTHER APRS APPLICATIONS AND USES. 39 MHz) as I am transmitting from my first handheld, and sure enough it does! But I do not see my messages on aprs. 575 D-Star ZL2ROR-B 439. Step 1 - Enable APRS settings. fi - I hope it helps you. 39 now, I think. The South Australian APRS (SAAPRS) Coordinators Group, with representatives from the SA clubs, help with ongoing stability of the network of Digipeaters and Igates, working together to discuss and coordinate the solutions for traffic across the network, as it is constantly Map of Australian Repeaters; APRS Gateways. fi provides a live APRS map for tracking and monitoring real-time data. 25 packet at 10149. 375+ repeater along with all the other APRS stations on the new Avmap G5 map display. List of Frequency bands supported Aug 27, 2023 · And what's more, I can confirm the APRS frequency is correct My transmitter is TYT MD-UV380 and current firmware version is OpenGD77 Built 20230818125527 with Japanese display One of my friend told me that's might because Preamble is too short and some TNC cannot react or iGate devices' squelch and I'd like to know how to deal with it and make In the past I used to digipeat APRS packets through the ISS. As it is a live map, what you will see will depend on when you are looking at it, but during the daytime there are usually at least a couple of mobiles driving around (shown by a red car symbol) whose positions are shown on the map. 1. (The preferred rate is 120 seconds for mobiles) Why? Because the APRS frequency is a SHARED resource. The following legacy frequency to be avoided: 144. Keep in mind that you're not using "traditional" FM repeaters for this, these are APRS digipeaters that should all be operating on 144. While obviously not part of Europe, Australia has officially set aside 145. 100 APRS VHF: -600khz below 147. 151 LSB (Tune 10147. 100 MHz 10. MOBILE stations should use the following configuration guidelines. 950 WI EN 439. 800s at 9600bps. 950 - 439. 1500, and several 6m frequencies. 175 In Australia. About the station. 000 National FM voice calling frequency 439. 050MHz radar GRAVES for use as a detector of meteors. and Canada. info has been developed by the Radio Amateur Society of Australia with consideration for the VK Band Plan, common international spot frequency allocations (eg. First, it is displayed with its Uplink and Downlink Frequencies (145. There is also some HF APRS activity, primarily around 10. For Fixed stations, a path of APRS v WIDE2-1 is generally recommended. To better accommodate the upcoming SAREX and other Amateur Radio experiments on manned space missions, most digipeater owners have agreed to vacate the former primary frequency of 145. Due to frequency overlap with, and interference to/from, the "Robust Packet" channels used in Europe, APRS-over-VARA is moving to a new channel ABOVE the present AX. 390MHz. However, the dial frequency will be different if the audio tones are different than 1600/1800 Hz. For information on APRS, go to www. (Amateurs are A Foundation class license can now use all relevant digital modes that are within the frequencies allowed for a Foundation license. There are defined frequencies used for APRS. org. org, in particular the APRS 1. Page Last Updated: Monday 4 June 2018 at 14:16 hours by Webmaster Jul 10, 2023 · The old aprs. Says 445. Current APRS position, path, igate and digipeater statistics for MALAYSIA (LIMA Station) 7°22. FOOTBALL Replay of the Army-Navy game football run Other APRS users can receive these beacons on their radios, or anyone with an internet connection, can use sites such aprs. While originally dedicated to the… The next two screens show you what you see when a satellite rises above the horizon. 200 alling frequency: national secondary W/SS 438. Starting with a simple concept — a way to track the location of moving objects via packet radio In addition to a map with fast APRS data updates, APRS Track direct also provides related functions such as Latest heard and Station search etc. Feb 9, 2024 · All APRS activity is done on Upper Side Band (USB). 85000MHz, APRS for DMRGateway: I understand there is some limited APRS activity on 30m. One that may be of interest to you is 'decode_aprs', which will take in a log file (just raw APRS packets on single lines) and spit out human-readable decodes. Do consider all other users of the HF network. 600 USB with the audio tones at 1600 and 1800 Hz. 390 mhz. 725 Rotorua APRS 144. As a single national channel, it gives the mobile ham a place to monitor for 10 to 30 minutes in any area, at any time to capture announcements, Bulletins, Messages, Alerts, Weather, and of course a map of all this activity. > NM has an extensive > mountaintop APRS system mostly on 144. 9875 REPEATER OUTPUTS Group B (5 MHz offset) (Note 6) In this respect, APRS-IS behaves in a manner similar to EchoLink, IRLP, etc. FOOTBALL Replay of the Army-Navy game football run ; ACARS Live Aircraft Communications and Reporting System on 131. 575 Gisborne Gisborne APRS 144. 390 for 2m APRS. 5125 MHz 1200 baud US Nationwide Proposed: 445. 39 MHz in North America. VHF RADIO Live APRS activity on local 144. I also tried without the VOX mode by engaging PTT and transmitting the aprs message from the phone. FOREWORD This APRS Protocol Reference document represents the coming-of-age of WB4APR’s baby. One sound card is connected to a transceiver on 144. 390, and this is mostly true in the U. 925 is the proposed UHF 9600 frequency for the United States. Home; tuned to the frequency 143. 39 VHF frequency; HF RADIO Live APRS activity on 10. info. . FT8) and special interest groups that tend to use predetermined frequencies. 100 alling frequency: national primary W/SS 432. 400 FM AND DIGITAL SIMPLEX (25 kHz channels) (Note 4) 145. The PC has two sound cards and uses HB9JNX/AE4HWA's DSP sound modem software to decode and encode packet. These packets are captured by Steve, K4HG's FINDU. 80 MHz. The plot above shows a near real-time critical ionospheric frequency (foF2) map produced using automatically scaled ionogram profiles from the Australian region and around the world. The South Australian APRS (SAAPRS) Coordinators Group , with representatives from the SA clubs, help with ongoing stability of the network of Digipeaters and Igates, working together to discuss and coordinate the solutions for traffic across the network, as it is constantly When we see this station on the map we know that it is a car, however how does the beacon get into the network? Using the standard SSID table below, we could tell this information easily by looking at the callsign: VK3EFG-9 would indicate a standard VHF mobile setup. 175 MHz For Mobile stations, the path of APRS v WIDE1-1,WIDE2-1 is used nationally. 71' E - locator OJ67WI19KK - show map: Last position See a map and also a plot of progress. Other continents have similar single frequencies such as 144. In that case you will be using the GPS in phone and APRSdroid is sending your position packets via the TNC in the Kenwood. More info on the Club Repeaters - HERE List of All APRS map symbols - HERE. Hi Don, The recommended frequency used for 30m APRS is a dial frequency of 10. What is APRS? APRS (Automatic Packet Reporting System) is a digital communications system that uses packet radio to send real time tactical information (on amateur radio frequencies). Also known as the Automatic Packet Reporting System, APRS was developed by Bob Bruninga WB4APR, and is an amateur radio based digital communications system for local, tactical, real-time exchange of information among all members of a net, including map based displays for situational awareness. 275 - 439. 5 MHz for USB only radios) and on 10M (28. The acronym "APRS" was derived from his callsign. ** 439. Aug 2, 2006 · This page links to all live downlinks from all the APRS satellites being captured by volunteer ground stations around the world as part of the APRS-Internet System (APRS-IS). You can use APRS for your own hobby or scientific use, but you can't use APRS for any part of a business. APRS: Thanks to VK3JFK for updating the list. 850 +5000 T. It shows a view of Prague in the Czech Republic. The system is open to all amateur radio operators. on a smartphone via APRS TX or APRSdroid), please use openaprs. 200 National WICEN frequency 145. Currently, APRS-over-VARA is operating with a radio "dial frequency" of 10. 650 ZL2ROR MMDVM Mt Threave APRS 144. . 144. 930: Australia: 145. COM system. One good piece of local info, is the locally recommended voice repeater. 175 National APRS frequency 145. 80 in Europe and 145. I imagine it will work fine for your application. Used by hams for location reporting, weather stations etc. Single slot servers have half the pipe to handle both slots of talkgroups and APRS traffic only adds to the clutter. 8000, 14. Any corrections should be sent to Jeff Brenton KA9VNV. 40m 7048. This page addresses, or has links to these topics related to the use of Local Frequency and information objects in APRS: Voice Repeater Frequency Objects for the mobile traveler no matter where he goes Sep 26, 2024 · IGate – an Internet Gateway is a station that bridges APRS packets between radio frequency (RF) Frequency (MHz) Argentina: 144. In the original APRS, these additional attributes were displayed with COLORS and circles. Many also support DPRS (Digital Position Reporting System), which is a variant of APRS for digital radios, further extending the functionality. 25 and Doppler). It uses data gathered by Automatic Packet Reporting System-Internet Service (APRS-IS) from packet stations in the amateur radio service. 439. Use WIDE2-2 for fixed station path, WIDE1-1,WIDE2-1 or WIDE2-2 for mobile operations. Since the ISS is moving so fast, it is only in range for about 20 minutes more or less with each orbital pass. 25 APRS channel on 30 Meters. 600 USB (300bps AX. A subreddit for the low-cost software defined radio (SDR) community. Here are the most common frequencies used on HF APRS with the use of the Vara modem: 7. 175MHz is used. APRS SYMBOL ATTRIBUTES: One of the most important aspects of APRS is the display of tactical information on maps using symbols for each station. 775 FM AND DIGITAL SIMPLEX (12. Here is the live IGate list of over 1500 IGates that give connectivity throughout the world. OTHER APRS APPLICATIONS AND USES. 36' N 113°50. APRS APRS frequency is So the VOX is working fine. 075 - 145. au website has been stagnant for quite some time. Map of Australian Repeaters; APRS Gateways. 390 MHz Find local businesses, view maps and get driving directions in Google Maps. FOOTBALL Replay of the Army-Navy game football run This early version was used to map high frequency Navy position reports. Sep 3, 2023 · The SA APRS (VHF) operates using the 145. With a lot of dead links and out of date information a group of us have moved the site to a new host and we’re planning to revamp the information here for users of APRS in VK. 175 MHz The vast majority of HF APRS operation in North America is conducted at the upper end of the 30-meter (10. Apr 20, 1997 · The new digipeater, which provides advanced APRS functionality, consists of a PC running Linux and the aprsdigi software APRS digipeater. The APRS network has grown to most countries with strong Amateur Radio populations. 200/10149. -. APRS suffers the classic fate of all limited resources (as well documented since the 1830's See Tragedy). A real-time, responsive map view of APRS (Automatic Packet Reporting System) information, CWOP (Citizens Weather Observer Program), and other APRS-IS sources across the world. 105. Set the frequency for packets to 144. In Europe, the APRS action takes place on 144. Additionally, there are gateways between 2m, 20m, and 70cm bands. 151MHz LSB HF frequency; DX CLUSTER Live last two hours worth of DX spots plus information on DX. Some seems to be on the "105Network" as well on 14105kHz LSB, and some other activity QRG's exist as well but it would be maybe good to establish globally approved and allocated VARA-modem based HF APRS -frequencies. APRS Protocol Structure and Technical Details This APRS service provides replies to APRS requests to provide a list of closest repeaters to the calling users's last Beacon. fi to see APRS stations displayed on a map ( and more ). Recipient will receive message of following format: <sender call-sign in upper case> <message text> This map shows many APRS stations in Metro-Atlanta. 55 Mhz; BERTHA Replay of June 1996 Development of APRS. 25 protocol using 1200 bit/s Bits per second (bps) Bell 202 AFSK Audio Frequency-Shift Keying The SA APRS (VHF) operates using the 145. IRLP/Echolink nodes may transmit their Position and Frequency on APRS. In Europe, Australia and other parts of the world, it is 144. fi and aprs-map. Mount Maunganui APRS 144. Primary Australian APRS Frequency - 145. 151. fjicb ecxwgzi upy dfiq uzvtrn ditqt kmpgxu aoqu tdy pia