Click on the image in the upper right hand corner of this page to learn more. Its ideal if the radio is flexible about the channel size. A lot of these videos are showmanship and less about sharing useful knowledge. That franken quantar currently has its predecessors receiver and power supply in it but its still chugging a long. Ive stared at the webpages enough but it looks like the right information is scattered all over the web. Restarted and checked the dstar thanks for your help horst now on air. I used an icom pcr2500 receiver equipped with a ut121 dstar unit.
As soon as the club took ownership, one particular ol bastard started complaining that he could not hear any ids from the p25 users. Tx will sag with temperature, set it 2300 hz above. While the quantar will make a nice single site repeater, im surprised your group didnt implement a digital voice system with builtin networking capability such as dstar, dmr or possibly system fusion. Set aband or bband to 9600 baud external yaesu model rx tx notes dr1x txrx audio is excellent, dmrdstar tested w2gld ft7900 checkfine tune frequency for dmr use. Power outputs range from 25 watts to 350 watts in the similar quantro. If you dont want to help, i hope you will still use it and talk to the one guy in town with a dstar. However, again i would check with the p25nx group to see if they would even allow such linking to take place. The other way i figured it out is that the audio coming through my d. Repeater is capable of both analog and p25 digital operation mixed mode. The mtr2000 is up there with the quantar as one of my favorites. Wia australian repeater directory updated 12122019 page 3 146. The multimode digital voice modem is a combined hardware and software development of a modem to handle all amateur digital voice modes. Dstar uses advanced multiband excitation ambe from dvsi.
The kenwood thd74a also does dstar, as do several other devices, such as the dvdongle and the openspot. Prior to making the troubleshooting trip to your repeater site, its a good idea to. By dan smith, kk7ds by dan smith, kk7ds bruce, kg7wi has a nice perl routine for to get and put data fromto an ic91ad using the civ interface that can be adapted for the ic92ad as well. This software has to be installed and configured on site as it needs to see both the dstar repeater controller and the respective ethernet ports during the final configuration. The repeater was sold to a local club yes, stupid on my part. I have recently obtained a uhf quantar, and was wondering if it is humanly possible to run it both analog fm and in digital modesi know its already p25 capable, but thinking more along the lines of dstar, fusion, etc. Permanent gekoppeld op ts1 204 en ts2 20421 en 20411. The applicable compliance standards are en 300 1 and en 300 390. If the kc group got the enhanced wildcard so much for the better. It allows easy programming of the bcr40u22050v repeater including courtesy tone.
Instead, it uses cables to wire directly into the io pins of the radios you choose. So sorry folks, the dstar gateway system will be down until the new computer has been installed, over the next couple of weeks, pending time available. Poormans p25 dstar repeater using maxtracs blogger. Don is a 16year veteran of the telecommunications industry and a licensed canadian ham radio operator since 1988. He is passionate about vhfuhf repeater communications, especially using digital modes and he has owned and operated a number of ham radio repeater installations over the years, including ones in both the provinces of ontario ve3va3 and new brunswick ve9. In the ic91, the repeater list was essentially a shortcut way of programming in the repeaters. David krauss nx4y has developed software and created the quantar connect network allowing appropriately configured repeaters to network via his server. The worlds first dstar message from space was recieved on 29. Converting a tkr820 to use with dstar 414 kb pdf by john d. Thanks to dave cz and lewis vk2gzz in the morning and tim bt in the afternoon. This p25 repeater has been history for over 2 years now.
Repeater update the wireless institute of australia. A complete, homemade solution for c4fm, dmr and dstar. Im building a homebrew system like this, but using my own dr1x and dstar stack so its pure hardware implementation and will use multiple duplexersfrequency pairs. Address to send imbe tlv frames to export txport 34103. There needs to be a dstar manual for repeater owners, really badly. The chirp repeater tool provides a way to read and write the frequency setting of icom dstar repeater modules from a linux machine with the command line.
Icom is just using mobles in there dstar repeaters. With on board voting you could perform multi antenna diversity reception and accommodate p25 rf links from other similarly equipped sites. Updates of the repeater directory occur quarterly in march, june, september and december. The official place to go for discussionsupport for dmrlink, hblink, dvswitch, quantar bridge and coming real soon.
The header code word and link control word ldu1 contain the 8 bit mfid field. Icom was simply the first of the big 3 to implement it. First, stating that dstar is dead assumes perfect knowledge of the entire market and various manufacturers sales. Had to jump the fence because the lock on the gate was froze. When the manufacturer uses nonstandard data only features, the mfid is asserted.
This person can offer valuable advice to help interpret your findings on site and. Echolink for information, station listings and software downloads, visit. For reflector administrators, one of the major benefits of xlxd 2. With a computer connected to the data port and a terminal program minicom with 9. Replaced the power supply on the quantar 70cm fm p25 repeater now. It contains the ability to process ambe full duplex. Ive got two dead ones at the house that im going to try and piece back together into one working one as an amateur repeater since most of my itinerant use is p25. It was generally considered a little more advanced in operation and wasnt used significantly. Motorola quantar compact micro controller northcomm. It would be nice to have one for p25 that has utility to be used with various radios. I worked on a dstar repeater all day, your turn to fix it. I was using the hotspot is half duplex on p25 to link a quantar and that works. Onderstaand een lijst van alle digitale dstar repeaters en accesspoints.
Dstar for information about dstar voice and data repeaters. The aarc radio equipment and duplexer was put in storage and ross provided a vhf duplexer and motorola quantar p25 repeater. A p25 radio must, as a minimum, transmit or receive messages using the the standard values. The group is dedicated to discussing and sharing information about implementing dstar systems using non icom dstar hardware, this includes end user and repeater systems, hardware and software.
Motorola quantarquantro index page repeater builder. Quantar eliminates need for a central site controller 12525 watt or 256 watt variable power models standard eia 19. Using a motorola quantar it comes a standard wildcard for software programming for interfacing to other boxes. Im waiting for some company to develop a multidigital mode format that can do dstar, astro fusion, mototrbo and cdma, i think its just a matter software and time to develop such a transceiver. Repeater list downloads for dr mode radios dstar info. This is perfect if you dont have the 3 grand to put up a dstar repeater or cant find a good deal on a motorola quantar for. Figure 1 the quantar is a workhorse repeater, available in vhf, uhf, and 900 mhz versions usable on the amateur bands. This download updates your icom id31, id51 all versions, id5100, id7100, and kenwood thd74 list of repeaters used by the near repeater function new support for kenwood thd74. Jp, the quantar is a great repeater for analog and p25. Pi1dsa nu mee, ingebouwd in een omgebouwde tripple p repeater. Discuss dmrlink, hblink, dvswitch, quantar bridge and.
This powerful little device provides a rich series of features for well less than the price of a traditional controller. In the id31 and newer radios, the repeater list is a marvelous thing. The kit includes the programming software and cable. I would like to see a generic p25 controller based upon the cmx7041 c4fm chip. Went to the site and reprogrammed the repeater with the correct call sign. This is the largest repeater information site in the world. Connecting an arcom rc210 to a tkr750 tkr850 repeater 62 kb pdf courtesy of ken arck the rc210 uses a simple enough interface that the information will be of value with any repeater controller. The mmdvmraspberrypi combo will turn a single analog radio into a high powered hotspot or 2. Introduction to dmr digital mobile radio dmr is an open digital radio standard for professional mobile radio pmr users by the european telecommunications standards institute etsi standards ts 102 361 parts 1 to 4 and used in products sold in all regions of the world. Not positive but, the other modes should work because they dont require a handshake from the repeater. Een repeater is een zendontvanger welke onbemand het ontvangen radiosignaal op een andere frequentie heruitzendt. There are many aftermarket dstar and dmr controller boards being developed. I saw a post in the repeater builder group about problems using the quantar as a digital repeater. For all modes other than dmr and fm,the modem can be used in simplex or duplex.
Dstar for information about dstar voice and data repeaters, visit. Fusion is nothing more than the fdma digital format. Here is an image of my latest mmdvm repeater build, using the rb stm32mmdvm modem and two fc301d data radios. The new brandmeister master server version 20180116121244 brings the ability for a master server to establish an interlink with xlxd 2. Id in order to utilise the internationally linked quantar site connect system. For research purposes i tried to look a bit deeper into the digital dstar stream sent out by my handheld radio. For those installing these repeaters at remote locations, a must have upgrade is the ip remote programming option for the customer programming software cps. In our area most p25 repeaters now get a lot less use when a digital voice system like dstar or dmr comes on the air. These units have the upgraded station control module, firmware version 20. P25 p25 and dmr users can register for a dmrmarc radio id in order to utilise the internationally linked quantar site connect system. You could program up a portable or mobile p25 radio on your repeater pair and link it to your own reflector. Motorola quantar vhf range 1 repeater, model number t5365a this is a 110 watt repeater with a band split of 2154 mhz.
New vhf multimode p25fm repeater in richmond, va qrz. These work great on all the digital voice modes and the tx is 15w output, so perfect for a portable repeater or it can drive an external pa. Poormans p25 dstar repeater using maxtracs this diagram on how to use two motorola maxtracs is from tim warth, aa2rs. Initially it will support dstar and dmr,with system fusion and p. The mra is not a club, rather, its an association of people interested in ensuring the repeater remains maintained, supported and most importantly, used. Key features include dtmf decoding, channel steering, curiosity tone and tx inhibit. My view would be a board with 5 cmx7041 chips, 1 for tx since these are not duplex, and 4 chips for signal quality voted receiver inputs.
Dmr needs a handshake from the repeater so that will not work. The work david and others did to extract the data from the quantar really helped everybody move thing along with networking quantars. Port to send imbe tlv frames to export rxport 34100. The udrc ii was designed to provide the hardware to support software defined. The first contact was confirmed by k4kdr and eu1sat. The original thread asked for way to build a portable p25 repeater. How to make a mmdvm digital repeater n5amds digital. As i recall the repeater can be set up for either digital or analog priority. Wia australian repeater directory updated 2122016 page 3 147. Posts to this group do not require approval from the moderators. Hard to believe this guy is an educated person, actually an. The metropolitan repeater association, mra, is a group of amateur radio operators dedicated to providing a high quality, wide coverage area two meter repeater for the richmond virginia metro area and surrounding counties.
Northcomm technologies newest product is the compact micro controller for motorola quantar repeaters. The mmdvmrepeater board is a lot like a hotspot, except it doesnt have a radio built onboard. The main features of motorola quantar base station repeater delivering clear and continuous highquality communications and having top quality rf parameters, quantar is the mission critical radio choice, combining cuttingedge technology with exceptional reliability. The shopping list for your homebrew mmdvm repeater project using motorola cdm 1250 uhf radios before we attempt getting started on this project, you will first need go shopping for a few essentials before beginning. This inturn allows us to not only link the repeaters together but also dial into the repeater network via a hotspot. My other repeater scans for dstar, dmr, and fusion and decodes very quickly and reliably. The shopping list for your homebrew mmdvm repeater. This system is now operating under the callsign of n0gsz and is using the aarc antenna and transmission line vacated by. Products built to the dmr standard also comply with the.
1373 1017 1468 1044 468 961 1407 179 678 529 100 1475 42 739 677 1076 505 1253 743 851 790 1107 247 237 155 707 329