If you do have any issues or delay please first contact me. For transmission on a variety of hf bands 25, based on model and userchoice. The wspr desktop transmitter is a standalone multiband wspr transmitter with built in gps for the radio amateurexperimenter. Nov 26, 20 in this video i show how to get started using the wspr 2.
To provide opportunities for formal and informal interaction with other noncommercial public broadcast entities in the region. Written by admin posted in amateur radio, hf, rtlsdr tagged with. The data from wspr reception can be used to determine how good or bad hf propagation is. The nesdr smart hf bundle utilizes a welldesigned upconverterthe ham it upto receive hf, not direct sampling hacks. Jun 06, 2009 a video about a software tool for radio amateurs called wspr or weak signal propagation reporter which is commonly referred to as whisper. 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. Jt65 digital mode software category is a curation of 9 web resources on, wsjtx, jt65hfcomfort, jt65hf by w6cqz. Please read and make yourself familiar with the change logs and instructions before testing any new features. Most nights see activity from 80 or more stations, either transmitting or listening in wspr mode on 630m.
Support for software defined receivers and transceivers that use complex iq sampling, such as the popular softrock kits. Wsprs biggest selling point is you can do it on the cheap. Wspr pronounced whisper stands for weak signal propagation reporter. I always write item used, homemade or for repair amateur radio hobby for personal use. Software, gebruiksaanwijzing, manual en eigen ervaring. The wsjt project currently includes five programs designed for amateur radio communication using state of the art digital techniques.
Mt63 is a digital radio modulation mode for transmission in highnoise situations developed by pawel jalocha sp9vrc. Includes a description, demonstration and a look inside. The digital signal processing techniques in wsjt make it substantially easier for amateur radio operators to employ esoteric propagation modes, such as high speed meteor scatter. Other amateurs around the world have similar setups and use their rig and radio to listen for the wspr. Having looked through his github weve seen that he also has an a similar browser based server tool called webwspr for wspr decoding and visualization click with webwspr link which was released earlier this year wspr is an amateur radio digital hf mode designed to be decodable even if the signal is. Jt65 digital mode software category is a curation of 9 web resources on, wsjtx, jt65 hf comfort, jt65 hf by w6cqz. Buy wsprlite classic antenna performance analysis system. Youll also learn about other digital communication modes such as mfsk, olivia, pactor, and wspr. I believe this may be one of the first books to include discussions of ft8 and wspr operating for beginners, ford said. Apr 22, 2018 1 wspr requires precise frequency, the transmission must be within the 200hz wspr subband.
Wsprnet welcome to the weak signal propagation reporter. Wspr is a software application which was created by joe taylor, k1jt, a nobel prizewinning princeton physicist who also developed another digital mode for amateur radio called wsjt. Radio propagation studies using wspr use the weak signal propagation reporter network with my own receivers and transmitters to a study hf band radio propagation particularly to and from the. It can be used to help determine hf radio propagation conditions as wspr reception reports are typically automatically uploaded to wsprnet. Compatible with the original raspberry pi, the raspberry pi 23, and the pi zero.
The raspberry pi zero brings nearly off the shelf gear to the task of generating an rf test signal from a completely wireless, small, self. Sdrstyle hardware including the sdriq, perseus, softrock, and funcube dongle is supported by map65 and wspr. Makes a very simple wspr beacon from your rasberrypi by connecting gpio port to antenna and lpf, operates on lf, mf, hf and vhf bands from 0 to 250 mhz. This has brought forth a multitude of decoding software, some free, others not. Typical applications include meteor scatter, eme moonbounce, and qrp communication at hf.
My name is sergey, i was born in the 1963 year and live in moscow, russia. When everything is configured, youre ready to start receiving some wspr data. The software runs on a pc thats connected to your hf rig. Wsjtx quick start guide amateur radio tips and howto. An updated version of the controller used with the classie wspr transceiver is presented here. 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. Wspr is a piece of software that enables you to participate in a worldwide network of low power propagation beacons. Wsprnet welcome to the weak signal propagation reporter network. An updated version of the controller used with the classie wspr transceiver is presented here because of my location, amateur radio operations are limited to low power and disadvantaged antennas. The program is designed for sending and receiving low. Select the required frequency band, check that the wsjtx application has changed the radio frequency correctly. With these in your shack you can run wspr 247 without tying up your regular transceiver. The raspberry pi zero brings nearly off the shelf gear to the task of generating an rf test signal from a completely wireless, small, self powered device about the size of a d cell.
If the application is not able to control your radio, then there is a problem which needs to be fixed. The data from wspr reception can be used to determine how good or bad hf. Weak signal propagation reporting wspr with the limesdr mini i attached a cheap 1w highfrequency hf amplifier to the limesdr mini, explains system administrator and amateur radio enthusiast kiril miloshev, and with its help i was able to reach japan, the us, iceland, the canary islands and lots of europe countries from my home in. Welcome to western states public radio wspr our mission is. Radio propagation studies using wspr gwyn griffiths 6. The kit can transmit a variety of qrss and wspr modes on all amateur bands from 2200m to 2m. G4ilos distant whispers page an excellent introduction to wspr. Amateur radio software for receptiontransmission of jt65a protocol with an emphasis upon its usage in the high frequency amateur bands. K1jts wspr webpage k1jt wrote the software for wspr. Wspr pronounced whisper is short for weak signal propagation. This software program is designed for sending and receiving lowpower transmissions to test propagation paths on the mf and hf bands and forwarding the results to wsprnet.
Ham radio digital modes software list and descriptions. Once configured using a special windows or andriod app third party linux and mac support available at wsprlite facebook group, wsprlite only needs a usb power supply to operate no need to tie up your computer. Your paypal receipt is your confirmation that we have received your order. Digital modes are becoming more and more popular on the amateur bands. A classie wspr transceiver computerelectronics workbench. The program can decode signals with sn as low as 28 db in a 2500 hz bandwidth. Whisper wspr and other weak signal softwares gateway.
Several kits are now available that include the wspr generator with preprogrammed user callsign and qth locator together with a qrp transmitter. A video about a software tool for radio amateurs called wspr or weak signal propagation reporter which is commonly referred to as whisper. Normal usage requires a standard ssb transceiver and a personal computer with soundcard, or the equivalent. The raspberry pi generates the wspr signal in software and utilizes timing data from the internet to calibrate its internal clock and transmit frequency, so you dont have to do it. Stock availability and shipping volume can delay shipping. Wsjt is a computer program used for weaksignal radio communication between amateur radio operators. Although joe taylor launched wspr, it is now open source and is managed by a small team of radio amateurs. 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. The protocol was designed, and a program written initially, by joe taylor, k1jt. W3pm wspr transceiver gene marcus, w3pm gm4yre weak signal propagation reporter wspr is a program developed by joe taylor, k1jt that uses a computer sound card to generate audio tones to modulate an ssb transceiver operating on upper sideband. In receive mode the sound card digitizes audio from the transceiver. Wsjtx quick start guide amateur radio tips and howto guides. Wsprlite is a selfcontained propagation beacon transmitter.
A few days ago we posted about dj0abr radio electronics websdr software for qo100. Wspr is an amateur radio digital hf mode designed to be decodable even if the signal is transmitted with very low power and is very weak. I attempt to describe them as accurately as possible. Wspr is the weak signal propagation reporter beacononly mode being used by many of the stations presently transmitting on 630m, especially the u. 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. The software tunes your rig to the appropriate frequency, then puts out a wspr broadcast, which includes your callsign, location and power. An ordinary crystal or worse still, the ceramic resonator on some arduinos, will not provide sufficient timing accuracy to run wspr for long. Wsjtx, wsjt, map65, and wspr are opensource programs designed for weaksignal. Software for amateur radio weaksignal communication. The ultimate3s qrsswspr kit was launched in january 2015.
Documentation and software downloads of wspr programs and other wsjtrelated modes of joe taylor, k1jt, are available from the wsjt web site. Some of my more popular products are different models of wspr transmitters that is made for the radio amateur that wants a standalone transmitter for mobile or stationary use. So join the group of whispering raspberries on 30 and 40 meters by ordering a tapr 30m or 40m wsprpi today. The software to decode and the transmit software too is free and open source. 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. Wspr whisper or weak signal propagation reporter software. The weak signal propagation reporter network is a group of amateur radio operators. Wspr distant whispers stealth ham radio, qrp, aprs. In conjunction with the dxplorer website it forms a system useful for testing propagation and antennas. The text includes instructions for configuring software programs for popular modes such as psk31, rtty, ft8 and jt65. Comes with builtin gps module and includes external gps antenna with. It enables your radio transceiver to transmit beacon signals, and to receive beacon signals from similarlyequipped stations in the same amateur band.
In this video i show how to get started using the wspr 2. Weak signal propagation reporting wspr with the limesdr. Normal transmissions carry a stations callsign, maidenhead grid locator, and transmitter power in dbm. It uses an si5351a synthesiser kit instead of the earlier prebuilt ad9850 dds module used on the u2 and u3 kits. It is a protocol, implemented in a computer program, used for weak signal radio communication between amateur radio operators. The program was initially written by joe taylor, k1jt, but is now open source and is developed by a small team. A full, wideband rf solution for those interested in getting started with software defined radio and with a keen interest in hf bands. Weak signal communication software wsjtx, wsjt, map65, and wspr are opensource programs designed for weaksignal digital communication by amateur radio. Aug 08, 2011 the software runs on a pc thats connected to your hf rig.
The item qrp sdr 5w 20 m jt65 wsprssbcw hf transceiver kit is in sale since thursday, may 25, 2017. Because of my location, amateur radio operations are limited to low power and disadvantaged antennas. The program is designed for sending and receiving lowpower transmissions to test propagation paths on the mf and hf bands. Standalone operation, pc required for configuration but not for operation. Hf packet and uhfpacket ax25 are supported in kisstnc emulation mode. Reminds me of the raspberry pirate radio project as well. The software is open source, and the data collected are available to the.