However, when there are a large number of web services available and no single web. Making a raspberry pibased amateur radio wspr gokit. Welcome to the weak signal propagation reporter network. Wspr pronounced whisper is short for weak signal propagation reporting, and is a hf ham mode typically run on very low power levels such as 1w. Wspr signals convey a callsign, maidenhead grid locator, and power level using a compressed data format with strong forward error correction and narrowband 4fsk modulation. Although its twenty years old, i still occasionally hear from pe. Oct 31, 2014 this is a beta release of wspr version 4. Probe potential propagation paths using lowpower transmissions. I am developing an automated raspberry pi zero based transceiver for the wspr amateur mode. If you are wondering what amateur radio is about, its basically a two way radio service where licensed operators throughout the world experiment and communicate with each other on frequencies reserved for license holders. Wsjt multi tone frequency shift keying for meteorscatter, jt65 and jt6m. Wspr whisper or weak signal propagation reporter software. While those items are still useful, today there is one more item required.
Since i had a good multiband wire antenna restrung, some reasonable receivers and low power transmitters setup, and a new version of wsjtx installed, i decided id i dig out a raspberry pi that i had setup for 40 and 20 meter wspr operation about 2 years ago. The software is open source, and the data collected are available to the public through. Basically if you havent a way of being tx then the wsprnet site is only good for receiving signals and giving reports to other whisperers. There is a newer version, wsprx, and this appears to be even more flaky according to various forums. The weaksignal propagation reporter software or wspr pronounced whisper is one such advancedmethodology.
Aug 27, 2017 dont let your memory get the best of you. Wspr4 is a bit flaky, particularly in uploading to the database and maps, in both linux and windows. Various notes about wspr frequencies changing in wsjtx, fiq, bfo and dial frequencies in older wspr versions. Research in magnetic levitation and vibration control. Weak signal communication software wsjt, map65, wspr, and wsjtx are opensource programs designed for weaksignal digital communication by amateur radio. As we talked, i hit the web to see what it was all about and whether there was software available for linux. For installable enduser packages please go to the wsjt web site at the link below. Normal usage requires a standard ssb transceiver and a personal computer with soundcard. Most distributions delivery old versions which may cause the wspr program crashing. The program is designed for sending and receiving low. Initial software setup the arduino nano and arduino uno use the same serial port for gps data input and programming.
In the old days, tocommunicate via radio one needed a good antenna, a selective receiver, and a powerful transmitter. As for the rig, again, just about anything will work as long as its frequency stability is good. Wspr software reports the centre frequency which is 2. We also share information about the use of our site never private information with our social media, advertising and analytics partners who may combine it with other information that you have provided to them or that they. Actually there are nearly one million spots in the database for the last 24 hours. The wspr software is designed for the investigation of possible radio propagation paths with use of low power beacon transmissions. Unfortunately, it does not have the realtime waterfall. If you are not sure what wspr is all about, have a look at the activity, mapping and database pages on the official wspr page here. Like its sister programs wsjt, map65, wsjtx, and wspr x, wspr is part of an opensource project released under the gnu general public license gpl v3. It is a software program designed to probe potential radio propagation paths, in contrast to most other digital modes which enable messaging between stations. I recently put a few hf things together to play during the recent eclipse. The wsprnet web site provides a simple user interface for querying the database, a mapping facility, and many other features.
So far no one has rated yet, so be the first to rate this link. Wspr can be run in rx only mode, which is still very helpful as the wspr software will log all received signals to the online database, for everyone to see. Most solutions operate by screen scraping the site either the old or the new database and are listed. Wspr is an acronym for weak signal propagation reporter and is a software program and rf protocol designed for very weak signal radio communications between ham radio users. This link is listed in our web site directory since monday mar 23 2015, and till today wsprnet has been followed for a total of 265 times. Step one is to make sure the pc recognizes the ic7600 usb hardware in device manager.
Now ill take a look at my favourite amateur radio uses for the raspberry pi, these are listed in order of my priority order. Skywave linux is a 64 bit live system providing installed and configured software for accessing software defined radio servers locally and on the internet. Wspr pronounced whisper stands for weak signal propagation reporter. This file is a complete log of all wspr activity rx and tx. When you configure your 6character maidenhead locator here, it is sent to wsprnet when your. The raspberry pi can use the audio input from an external usb sound card to decode digital modes.
It stands for weak signal communications, by k1jt, and includes more than one communication mode. Weak signal communication software by k1jt qrz now. The protocol was designed, and a program written initially, by joe taylor, k1jt. Just as qrss beacons, it is a mode that is intended to work with weak signals. Each file contains the data for one calendar month of spots. For wspr on shortwave i am using my ft847 or my sdr with the wspr software. The gui version described here does not run under wine, although the older. This note is mostly for me to refer back to the next time i try to set up my raspberry pi wspr beacon. I see remarks on wsprnet chat or forum that users claim their rig power will not go below 5 watts. Other wspr viewing, mapping, and analysis tools available. Hi, my name is dan and my ham radio callsign is m0wut. The night map overlay position can be set to the time of any spot.
Audio both ways over the usb is straightforward and ptt over usb is easy if youre willing to use cat. The wspr software is designed for probing potential radio propagation paths using lowpower beaconlike transmissions. Very important for wspr to have a very accurate clock. Top 10 amateur radio uses for the raspberry pi oct 12, 2016 top 10 amateur radio uses. The rtlsdr can be used as a wide band radio scanner.
Although it can be used on fm and uhf, its primarily a tool thats used for hf, with most of. Wspr stands for weak signal propagation reporter, but its pronounced whisper quite an appropriate name as it is all about sending and receiving signals that are barely audible. It is a protocol, implemented in a computer program, used for weaksignal radio communication between amateur radio operators. Recently reader de8msh wrote in to let us know about his experiments with receiving wspr with his rtlsdr.
You can plug your rig into your pc soundcard and use the wspr software by k1jt to decode spots. Im actually using an old toshiba satellite pro laptop that has a celeron processor running linux and it works a treat. This is a typical page on the wsprnet internet page. This website uses cookies to personalise content and ads, to provide social media features and to analyse our traffic. The occupied bandwidth of a wspr signal is about 6 hz, about 60 times smaller than the jt65b bandwidth. Experimental version of wspr, including the slow mode wspr15. Also, per recommendations for the wsprrypi software, ensure you are using appropriate low passband pass. Date call frequency snr grid power reporter distance miles per watt upload order reverse order find unique calls find unique reporters. The uploaded spots are collected in the database of the wsprnet site. Whisper wspr and other weak signal softwares gateway. The weak signal propagation reporter software or wspr pronounced whisper is. On the wspr spots database is more useful online data showing all received logs and these can be filtered by callsign, band, etc. In my own case with an old laptop, i update the pc clock every few minutes, but this may be far too frequent in most cases.
The data begins with the initial release of wspr in march, 2008. The weak signal propagation reporter software or wspr pronounced whisper is one such advanced methodology. Some of the blogs discuss the challenge of configuring the ic7600 and wsjtx for operation using a usb cable. You see the action only after a 2 minute tx period and not during the transmission as was the case for wsprx. Making a raspberry pibased amateur radio wspr gokit dzone. Introduction this is a question which arises quite frequently. Wspr the abbreviation wspr say whisper means weak signal propagation reporter. Wspr amateur radio software wspr pronounced whisper stands for weak signal propagation reporter.
Normal transmissions carry a stations callsign, grid locator, and transmitter power in dbm. Jan 12, 2015 weak signal communication software wsjt, map65, wspr, and wsjtx are opensource programs designed for weaksignal digital communication by amateur radio. The rtlsdr is an ultra cheap software defined radio based on dvbt tv tuners with rtl2832u chips. The entire database of millions of wspr spots is available for public download in commaseparated value csv format compressed with the gzip and zip utilities. Use this software to experiment with week audio signals.
Wspr 29 wspr 32 avg of 3 transmissions it should be noted that jt65 uses 1minute tr sequences while wspr uses 2minute sequences. Using wspr on microsoft windows xp, vista, or windows 7. My qth is many km wrong in the wspr map how to fix it. Adjust slider to hide spot lines based on tx power. Wsprnet welcome to the weak signal propagation reporter. With all transmitters when using ssb the rf power out is a reflection of the level of audio that is applied to the input, the microphone or data port. Wspr implements a protocol designed for probing potential propagation paths with lowpower transmissions. About wsprnet the resource is currently listed in in 2 categories. Configuring the ic7600 and wsjtx for operation using a. Jan 27, 2017 over on youtube user veryokay has uploaded a video that shows how he uses the hf direct sampling mode on one of our v3 rtlsdrs to receive wspr signals. This program implements transmitting and receiving for a digital.
Had an old pi so gave it a try with a simple 40 meter filter. It may interest ham radio enthusiasts, hardware hackers, tinkerers and anyone interested in rf. Software is now open source and is developed by a small team. The main category is weak signal operating mode that is about weak signal operations. Meteorscatter database is the normal known textfile to find partners and search for some call in ordenary text. The program can decode signals with sn as low as 28 db in a 2500 hz bandwidth. You may watch the wspr results in real time at wsprnet. Dec 11, 2014 recently reader de8msh wrote in to let us know about his experiments with receiving wspr with his rtlsdr. Nothing is wrong with wsprrypi its an issue with the wspr database itself. However when he looks at the wsprnet map, he is concerned to note that the map places his station very inaccurately. Weak signal communication software wsjtx, wsjt, map65, and wspr are opensource programs designed for weaksignal digital communication by amateur radio.
The software is open source, and the data collected are available to the public through this site. There is, and this page is a guide of my experiences interfacing wsjtx running on fedora as a virtual machine to my yaesu ft991a. Wspr implements a protocol designed for probing potential propagation paths using lowpower transmissions. Aug 24, 2016 wspr allows configuration of this if offset, it defaults to 12khz and i have found that works well.
Although it can be used on fm and uhf, its primarily a tool thats used for hf, with most of the activity on the 40 metre and 20 metre hf bands. Wspring with raspberry pi, step by step raspberry pi 3 and filter boad shield from tapr. Wspr is a piece of software that enables you to participate in a worldwide. Therefore i created the dj2ls rfmap, which combines the data of wspr, dxcluster and pskreporter on one map. Oct 27, 2008 use this software to experiment with week audio signals. Wspr will run on a fairly low spec computer, and most shack computers will run it fine. Wspr allows configuration of this if offset, it defaults to 12khz and i have found that works well. In the old days, to communicate via radio one needed a good antenna, a selective receiver, and a powerful transmitter. Annoying delays accessing the database are caused by lockups at. Ive tried to contact the wspr site maintainers without any luck so far. A newcomer to wspr constructs an ultimate3s perfectly, configures it correctly, and operates it faultlessly. Normal usage requires a standard ssb transceiver and a personal computer with soundcard, or the equivalent.
This is a great piece of software that can be used to check how far out your signal can carry. Wspr is a software application written by joe taylor, k1jt, a nobel prizewinning princeton physicist. Normal transmissions carry a stations callsign, maidenhead grid locator, and transmitter power in dbm. I cant find the link to the old database, is it gone. The wspr software is designed for probing potential radio propagation paths using low. Software for amateur radio weaksignal communication. It may be especially desirable if you need a lightweight program that runs on older computers. If you have programming or documentation skills or would like to contribute to the project in other ways, please make your interests known to the development team.