Decoding dstar voice audio with rtl sdr rtl2832 and dsd 1. As of today, the pi star software does not know how to do crossmode between dmr and d star 1, but you can connect to a service that knows how to do that reencoding. However is does have a wide bandwidth from 2 to 300 hz. Some software programs your decoders, which can be either mobile decoders or stationary decoders. Search this database for your own or any other callsign to see if it is registered. Recorded files can be searched according to video type or selected within the user interface for playback, editing, or avi asf file conversion.
Most people relate icom with d star as they have been the primary manufacturer of d star equipment, however, they are just a manufacturer. Some of you may be familiar with the multi mode decoder package known as multipsk. We expect all of our installations to fit your dealership like a custom made glove. This program when used with either an icom idrp2c based repeater stack or one or more homebrew repeaters sound card, gmsk modem, dvrptr modem, and dvap, allows them to connect to the ircddb system. Ambe voice encoding scheme currently used by the dstar protocol is not open, rather it is patented by dvsi, inc. Dcs digital call server dcs is the most modern d star reflector system and in worldwide use. D star radio main settings below is an overview of the d star main settings, all fields can contain up to 8 characters. Ic7100, ic80, ic9100, ic92, id31, id51, id880h and the ic5100 if you dont use the memory card method.
The second plugin is a digital code squelch dcs decoder plugin. Was able to decode some dstar voice conversations using the new dsd version 1. Gnuradio has a bit of a learning curve, you should checkout this video series using the hackrf you can use a fcd or regular rtlsdr, youll just need to update. Software decoding of yaesu system fusion using dudestar. Pcs pcs reflectors are also similar to dcs reflectors but used by the p25 system. The addmf can also display kenwoods nxdn ani and eni when ordered with the add option d and specified for use with kenwoods nxdn. Dv4mini ham radio digital hotspot c4fm, dmr and dstar. Hence the reason d star is a loooooooser and will never be successful. D star open source dextra project by scott lawson, ki4lkf.
Some radios do not remove this energy before transmission and can cause voice blocking of the decoder. Each dcs server offers 26 rooms az that are set up for different regions, interests, activities, or other criteria. Global maritime distress and safety systems digital selective calling system is a maritime communication protocol using fsk frequencyshift keying, quite similar to sitor and used on vhf very high frequency 30300 mhz, mf medium frequency 3003000 khz and hf high frequency 330 mhz marine bands. Just uploaded new version of d star decoder to files section. Digital coded squelch dcs is digital data or code word that is transmitted with the voice audio. Wingate 2m vhf dv 70cm uhf dv 70cm uhf dv 23cm uhf dv 70cm uhf dv frequency. Dcs is a squelching system similar to ctcss which allows for radio user sharing by ensuring that radio users are not bothered by communications not intended for them. Simple point and click programs channels without having to count spaces for extensions. Scanscope and dcs decoder are free programs that can be used to decode dcs codes using a pc and receiver with discriminator output. It responds with the mycall, rpt1, rpt2, and urcall fields. Here are the specifications of the radio from kenwood uks website. Dstar programs category is a curation of 12 web resources on, peanut ham radio digital voice client, dstar tv, nj6ns dstar chat. It is open, and currently i know that digital signal decoder dsd can actually decode some data and textual frames.
Rt systems programmers for icom d star radios the rt systems programmers make it so easy to set up details for d star operations with your icom radio. This data is subaudible with most of its energy below 300hz. If you have a 64 bit based computer and a 64 bit based operating system, this tutorial about the sdrangel software will be of interest. If you tune to a d star or dmr signal then all you will hear is the same digital noise that you would hear if you used a conventional fm receiver, as this is yet to be decoded. This page shows how to install and configure the stardv software on windows. Dcs software, inc 9120 double diamond pkwy, ste 3 d reno, nv 89521 live chat. This program is a sound card decoder that will display received digital coded squelch dcs codes and continuous tone. It is important to note that is was created for amateur radio.
Features include reverse burst squelch tail elimination, timeout timer, penalty timer, and more. The plugin will display the dcs codes that are transmitted with the signal and will display all possible compatible codes. It was created by the japan amateur radio league jarl and is an open standard. There are two basic methods of digital repeater connections with d star. This allows him to decode dstar audio on a single windows pc.
The dstar hot point software converts your radio station to a dstar rf gateway. Dcs is a squelching system similar to ctcss which allows for radio user sharing by ensuring that radio users are not bothered by communications not intended. The software can optionally work with a gmsk modem to create a d star compatible hotspot that also supports inshack qsos using a speakermike rather than a d star ht. The generic name is cdcss continuous digitalcoded squelch system. Oct 12, 2016 hamradioconcepts uploaded a video on their channel on the kenwood thd74 handheld radio. Dcs originating in germany, it was ran by german amateur operators. The kenwood thd74 is the latest handheld radio from kenwood with dstar, builtin aprs, bluetooth, gps and many more features. Decodes and displays dtmf, 5tone, harris gstar aka gestar, motorolas mdc1200 and kenwoods fleetsync ani and emergency ani on a large character led display. The codec that dstar users is the only proprietary portion of the dstar design. These include the 38 ctcss tones plus splits and 106 dcs codes, as well as custom tones. The radios that will allow you to import if you have the software and lead are. This link is listed in our web site directory since thursday oct 9 2008, and till today dscdecoder has been followed for a total of 5598 times.
Hardwaresoftware for use with dstar hardware dv dongle blue box the dv dongle is a small plastic blue box containing electronic components that allow a user via an internet connected windows, apple mac or linux based pclaptopnetbooks to access the dstar network repeaters and reflectors. Amateur radio notes about dstar, digital voice, and personal lowpower. This article will help on how to set it up under windows and to decode digital voice modes with an inexpensive sdr dongle. Legacy sends commands via the outside rails and the electrical wiring the legacy base is plugged into, locos pick up commands via the handrails that are the antenna on a steamer or a seperate antenna wire under the shell of a diesel. Download sdv for windows if sdv has previously been installed, go to control panel, programs, and uninstall the star dv controller download the sdv install file note. D rats has been called the swiss army knife of d stat data communications. D star repeaters in the future, dmr and other systems, hotspots, and dongles can be connected to one of these rooms and talk to users of all the connected repeaters. D star programs category is a curation of 12 web resources on, peanut ham radio digital voice client, dstar tv, nj6ns d star chat.
Nothing is preventing an sdr from transmitting the d star protocol, other than the need to implement it as such. Listed under the software navtex category that is about navtex software. Of the 3 modes we are going to discuss, d star is the oldest. If you have a icom id5100 radio you can import the csv file from the memory card. The d star hot point software converts your radio station to a dstar rf gateway.
Digital speech decoder dsd an open source software package that. Was able to decode some d star voice conversations using the new dsd version 1. The dcs decoders can be effected by voice energy that falls below 300 hz. The software is still based on parts of the old dmrreporting clients, dmrbridges, xreflector software and libraries from early days which we have got under nda. It uses your d star dongle, an analog base radio and a radio interface like a rigblaster, va3to, or uli, signallink or wb2rem or any usb interface board or rascal. It runs as a d star g2 gwyrptr not like a fake like dplus hotspot.
Dlink ip camera software compatibility 0 0 add attribute download ip camera software, free. Dcs software, inc 9120 double diamond pkwy, ste 3 d reno, nv 89521 live chat remote demonstration. Up until recently it was possible to decode d star headers using either dsd 1. Well, first make sure you really arent trying to link to dsc006b theres no such thing.
Just uploaded new version of dstar decoder to files section. About dscdecoder the resource is currently listed in in a single category. I happened to catch a local boy w8mjc on america link by coincidence while testing. The dv4mini is a tiny but powerful usb stick that can change any pc into a hotspot for the all amateur digital modes, c4fm, d star and dmr. D star or digital smart technologies for amateur radio is a frequency division multiple access fdma gaussian minimum shift keying gmsk digital voice and data protocol used in amateur radio. Apr 21, 2012 i d seen a comment about dcs reflectors when i had installed the new version of windv, but hadnt had a chance to investigate. As well as first open source gmsk node adapter repeater hotspot software. In fact, the udr56k is an sdr and transmits d star. It contains a powerful 32bit micro controller as well as a complete 70cm transceiver and modulatordemodulator for gmsk and 4fsk including raised cosine as well as a usb interface.
Dcs the digital call server reflector system, a closed system developed by. What prohibits transmission of dstar digital voice is the codec used to encode the voice its ambe2000, which is patented and proprietary. I cant help via team viewer or skype, but there is a gnuradio oot called grdsd that has a d star decoder, i havent used it so ymmw. A new version has just been announced that includes a d star decoder you need to use a discriminator tapped radio or a sdr for this. May 30, 2015 if you tune to a d star or dmr signal then all you will hear is the same digital noise that you would hear if you used a conventional fm receiver, as this is yet to be decoded. Hardwaresoftware for use with d star hardware dv dongle blue box the dv dongle is a small plastic blue box containing electronic components that allow a user via an internet connected windows, apple mac or linux based pclaptopnetbooks to access the d star network repeaters and reflectors. Upscale scanners can be optioned with a subaudible tone decoding squelch circuit. The d star calculator assists users with the information to program into their radios. It uses your dstar dongle, an analog base radio and a radio interface like a rigblaster, va3to, or uli, signallink or wb2rem or any usb interface.
The dcs 100 d viewcam video management software offers scheduled, motion and manual recording options to meet specific user demands. It is open, and currently i know that digital signal decoder dsd can actually decode some data and textual frames what prohibits transmission of d star digital voice is the codec used to encode the voice its ambe2000, which is patented and proprietary. Decoding d star voice audio with rtl sdr rtl2832 and dsd 1. Emcomm software suite for data communications using dstar radios. A softwareonly dstar application that implement codec 2based.
More technical information on dcs can be found at these links. I d seen a comment about dcs reflectors when i had installed the new version of windv, but hadnt had a chance to investigate. Jul 28, 2019 this is a small sample yaesu system fusion decoding using my dude star formerly called dstar monitor software. Arvn programimg d star radios pt 1 id2820 arvn programimg d star radios pt 2 ic9192 id800. This surface mount chip can be aquired standalone for a relatively high price or all of the required encode decode electronics can be preinstalled in the form of various boards such as the dv mega. The built in d star calculator gives you repeater and reflector information worldwide. Please see the software page for other software relating to trains at a more general level. Other software, allows for train control and acts like a cab. Sep 05, 2014 the second plugin is a digital code squelch dcs decoder plugin. Midians tds1 is an encoder and decoder of ctcss and dcs tones.
Xlx is a d star reflector system for ham radio operators. Digital d star opens up a new technology for amateur radio in the treasure valley and beyond. Description midians tds1 is an encoder and decoder of ctcss and dcs tones. Dlink ip camera software compatibility community platform. Dcs software has the ability to be customized to each dealerships needs. The large vhf uhf digital voice communication modes all require the same ambe vocoder chip from dvsinc. It allows you to choose the source repeater, destination system and the function that you desire to use. Dcscompatible reflector, using ref, xrf, or dcs callsign prefixes respectively.
October 6, 2017 the latest version of the software used in the dcs system is now available for download. Dstar digital smart technology for amateur radio malabar. The open source software, stardv, was written by rick kd0oss of matrix circuits. Our charlotte area d star repeaters and how you should program them into your radios ur, rpt1 and rpt2. A sub audio filter that removes this low frequency energy before the audio is retransmitted is necessary for reliable dcs operation. The pi star dmrgateway service can connect to a reflector that knows how to translate from one mode to another. The use of digital squelch on a channel that has existing tone squelch users precludes the use of the 1. The spaces a and b for all dcs server are networked world. The main category is navtex software that is about navtex decoding software. Added differential demodulator that can decode output even from badly filtered receivers. The dstar calculator assists users with the information to program into their radios. Dstar or digital smart technologies for amateur radio is a frequency division multiple access fdma gaussian minimum shift keying gmsk digital voice and data protocol used in amateur radio. You could theoretically run codec 2 over dstar, though id guess dstars data rate is well in excess of whats required by codec 2.
This document is a brief introduction to d star linking. Dstar digital smart technologies for amateur radio ist ein digitaler ubertragungsstandard. His d star work spawned from his rtpdir bridge project of 2007 and at some point in 20 he discontinued his work and was no longer answering emails while scott may be gone from the development scene, fortunately a lot of his software has been archived and mirrored. Our charlotte area dstar repeaters and how you should program them into your radios ur, rpt1 and rpt2. One can safely assume that any licensing agreement would forbid any free. The dstar modem isnt patented and has opensource implementations, and also a dataonly mode. Decoding dstar voice audio with rtl sdr rtl2832 and dsd. If you want d star digital voice, you do need to purchase an addon card which contains an asic from dvsi implementing the propritary ambe codec, or pay a substantial but undisclosed publicly licensing fee. Gmdss digital selective calling signal identification wiki. We offer professional consulting to help dealers determine which modules best meet their needs. This old software is based on a very early structure, requires irc, smaster and bmaster and it is hard to maintain. Up until recently it was possible to decode dstar headers using either dsd 1. Virtual audio cable the next stage is to get the received digital signal into a decoding software.