Silabs did create a new version of the si570 chip that can be ordered with a 7ppm temperature stability. May 20, 2014 the softrock lite ii is a now fairly old soundcard based software defined radio kitset that is capable of receiving on the hf bands. Dx engineering clifton laboratories z0 buffer amplifiers. I downloaded the sdr radio software that i stumbled on during my sdr research and fired it up. Quisk is a software defined radio sdr and is the software that controls my receiver and transmitter. The hdsdr programs is used to process the i and q af signals from the. About rocky software for softrock40 the resource is currently listed in in a single category. For details see the softrock lite ii home page, which documents the build of.
These are the very popular circuits, designed by jack smith, k8zoa sk, that are crucial for adding a sdr receiver and panadapter display capabilities to a receiver or transceiver which lacks that feature. Rocky documentation in german, with translators comments, is available here tnx eike dm3ml. Software defined radio kit tutorial build test softrock lite ii. Quisk rhymes with brisk, and is qsk plus a few letters to make it easier to pronounce. For more information on softrock softwaredefined ham radio, visit s. Bandpass filter schematic, bom, and bpf build instructions. This has been a work in progress, as the author moved through an actual build.
Initial testing of a new softrock lite ii built for 40 meters. This video shows the build and test of a softrock lite ii software defined radio sdr kit. By now you have either experimented with sdr yourself, or have readseen articles about the technology. One of the other considerations is that i am in the planing stages of building a scottys modular spectrum analyzer, which also has a 10. Software defined radio sdr is a radio communication system where components that have been typically implemented in hardware e. I am not talking about power sdr operating with an sdr, flex 5000, or a similar software defined radio.
The softrock duo is a motherboard that can have up to two softrock lite receivers plugged into it, allowing for push button selection between the two modules. This post takes a look at some of the software that can be used with the softrock sdr hardware that is designed for amateur radio use. Over on youtube user w2aew has uploaded a video showing the entire kitset build process for the softrock lite ii sdr radio. These kits are for working amateur radio hf receivers and transceivers. There are different software available to use with the softrock receiver and the sdr widget. Other interest are photography, computer programming, and design of electronic equipment. Jan 22, 2012 softrock lite ii combined sdr receiver 40m band kit. As the soft rock sdr radios were being developed there was a separate usb to i2c adapter kit being sold by tony parks. I have built a couple of softrock lite ii if frequency receivers, normally they would be used to view another receivers if on a bandscope, but popularly they are also used on low and medium frequencies as stand alone sdr receivers.
Dec 28, 2012 this post takes a look at some of the software that can be used with the softrock sdr hardware that is designed for amateur radio use. In very vague terms, a software defined radio mixes the incoming rf down to baseband phase and quadrature i and q signals, fed to a computer sound card and software does the rest of the demodulation. Softrock lite ii kit supplied by my first attempt at surface mount component soldering. There are two softrock receiver types in use on this websdr system. Currently supporting hpsdr, softrock, uhfsdr, microtelecom perseus, rfspace sdr iq, hiqsdr, ettus research usrp, and the rtl sdr dvbt dongle. Ive modified flexradios powersdr software to work with the soft rock 40. Welcome to the main soft rock software website, where you will find a variety of software mainly for computers running risc os, such as webchange, waituntil, quicksand, and more. Your source for softrock radio kits softrock lite ii combined receiver kit the softrock lite ii is a simple to build sdr receiver kit with a fixed. Because of the wide variety of soundcards, computers, operating systems and the way they are setup there can be no simple do it like this instructions.
My name is cecil bayona, my main hobby is ham radio. I am only talking about powersdr operating in soft rock mode. This is one way to use wspr and a softrock rxtx, it may help you but there are many variations. The softrock lite ii is a now fairly old soundcard based software defined radio kitset that is capable of receiving on the hf bands.
Softrock liteii 20,30,40,80,160m band sdr kit giga technology. Nov 09, 2011 i just couldnt wait to get my first sdr. We do not offer the case premilled, but we will make a drilling template available. Softrock lite ii if receiver ac74 divider problem qrz forums. Apr 03, 2011 there are different software available to use with the softrock receiver and the sdr widget. Qsk is a q signal meaning full breakin cw, and quisk has been designed for low latency cw operation. This site is devoted to the area of software defined radio sdr, more specifically, the softrock series of technology sampler kits and the genesisradio. This link is listed in our web site directory since saturday jan 7 2006, and till today rocky software for softrock40 has been followed for a total of 10574 times. Listed under the manufacturers software defined radio category that. Software defined radios, radio whose channel modulation waveforms are defined in software category is a curation of 72 web resources on, oh2nlt experimental digital hf receiver, yu1lm sdr radio, softrock sdr interest group. This site is now the officially maintained site for the softrock lite ii kit.
Jan 26, 2018 i have built a couple of softrock lite ii if frequency receivers, normally they would be used to view another receivers if on a bandscope, but popularly they are also used on low and medium frequencies as stand alone sdr receivers. Sofrock sales description, construction and setting up, note the link to for older softrocks g4zfqs pages covering most aspects of using softrocks. For the soft rock, i recommend the auto balance check box be. The kit itself was a pretty fun build, but when i was done, i couldnt get it working with either of the laptops that i had at the time.
All smt components are mounted on the bottom of the board. Completed softrock ensemble ii sdr receiver kit on air. Softrock is a term for a software defined radio sdr which consists of three major. I also wanted to add a sdr backend to my pcr this would allow me to use the front end of the pcr to tune anywhere in the band and use a soft rock 40 lite as the sdr backend for decoding. As the sdr widget is cable of running in different setups usb audio version 12 and hpsdr it was a great step forward when a unified firmware was released so that i can flip between them with just a reboot.
A short tutorial is given on each subcircuit as it is being. Softrock is a term for a software defined radio sdr which consists of three major building blocks. Ham radio kits built radios enclosures ham radio, electronics, kits, softrock radio. This firmware is the official supplied firmware in the softrock sdr kits of tony parks that are using a si570 chip from silicon laboratories silabs. If softrock is not available, rocky can be used to play back iq data recordings. Softwaredefined radio sdr is a radio communication system where components that have been typically implemented in hardware e.
When the powersdr application software works in conjunction with those radios, it implements the modified algroithm i described in my earlier post. Jan 09, 20 the softrock lite ii, the sequel to the sr lite v6. Th lf one was intermittent, then failed with high current draw. In particular the a software defined radio for the masses articles by gerald youngblood found. Sdr softrock lite pd2rps and i have ordered some sdr kits from softrock from the usa some weeks ago. I downloaded the sdrradio software that i stumbled on during my sdr research and fired it up. There are many many online tools and step by step instructions that can guide you in the software configuration process and several different software apps that will run this radio. Softrock, wspr, psdr, and vac this page shows how i run a thirdparty digital mode on a softrock sdr rxtx with power sdr. It is a very effective demonstration of the capabilities of the software defined radio approach. This receiver has a builtin local oscillator based on the silicon labs si570 the same chip used as the local oscillator in the elecraft kx3 and can be tuned anywhere from about 1. A previous post explored the steps involved in building a simple softrock receiver for the 40m amateur radio band 77.
A single rf connection, single audio connection and relays are used to connect to the selected module. Sdr basic literature a nice beginning are some of the articles is the link below. Jun 29, 2010 i am only talking about powersdr operating in soft rock mode. To use softrock hardware, choose setup and select as radio model the soft rock 40. This is an excellent video if you are interested in. Much of the software is available as a free download, and full details to be found in the products section of the site. Between tonys kit and wb5rvzs build notes it was a quick build even with the surface mount components. Oct 24, 2010 softrock lite ii kit supplied by my first attempt at surface mount component soldering. With tony parks kb9yig on softrock softwaredefined ham radio. Above all there seems to be a clarity to the signals and perhaps that is because the bandwidth may be a bit wider. This site has information concerning the softrock software defined radios created and kitted by tony parks kb9yig. Softrock rx receiving equipment northern utah websdr.
I can now set up the software on the client to use the input from the media server. The main category is software defined radios that is about sdr, software defined radios products. Oct 02, 2008 has anyone here been building those little softrock sdr radios. The softrock lite ii, the sequel to the sr lite v6.
It was designed by tony parks, kb9yig and bill tracey, kd5tfd as an sdr sampler project for hams everywhere to easily try out software defined radio. Please note the socket marked line in on a softrock refers to where it is connected on the computer. Softrock, ensemble, rxtx,softrock, lite ii, sdr,softrock, 6m, 4m, 2m, rx, ensemble,softrock, ensemble,ensemble rx ii, sdr 20m, 30m, 40m, 80m, ensemble, rxtx, sdr. Building the softrock sdr this is the first of two posts which take a look at the relatively simple and easy to construct softrock softwaredefined radio sdr. Your source for softrock radio kits softrock lite ii combined receiver kit the softrock lite ii is a simple to build sdr receiver kit with a fixed center frequency to be used with a sound card that can sample at 96 khz, providing band coverage from 48 khz below the center frequency to 48 khz above the center frequency. Clientserver networkenabled by design from the ground up 3.
Well, the filter video was using the softrock lite ii, but the concept is. Dx engineering clifton laboratories z0 buffer amplifiers may be the products most often requested by radio experimenters and electronics enthusiasts. Has anyone here been building those little softrock sdr radios. It is the magic of software that makes for the extraordinarily high selectivity in the. Other interest are photography, computer programming, and. It arrived shortly after the order and i began feverishly putting the receiver together. Softrock lite ii combined sdr receiver 40m band hf youtube. The width, in hz, of the sdr display will match the rate, in hz that the sdr operates. So i thought it was time to become familiar with the ham phenomenon known as software defined radio. I can leave the sdr plugged into the media server and antenna and go anywhere around the house with my laptop while listening to the sdr. For the soft rock, i recommend the auto balance check box be on, unless you are trying to make repeatable measurements. Notwithstanding i do have several sdr kit radios including several softrocks and the omnia based on the peaberry and even one that uses a softrock with a raspberry pi. These kits have provided an economical, relatively riskfree, and exciting entry into the sdr tent. So i am not brand new to sdr, but i am new to rolling my own.
1013 1396 171 1092 687 416 1528 1170 485 180 1183 924 324 1275 722 960 695 1479 417 561 291 387 731 1127 20 421 149 870 292 27 1070 1377 191 1442 1195