You may use the transceiver audio, just using skimmer to find the signal. Buffered if output to drive other equipment cw skimmer etc. Elecraft p3k display adds a visual dimension to signal. For these reasons, i beleive the best implementation of a skimmer server is a combination of the qs1r and the cw skimmer server software hosted by a modest dedicated computer. That is, split windows are available when the k3 is in cw mode only. How to use waterfall displays while contesting and dxing.
Keying cw on an elecraft k3 using the fldigi rt qsk. The main category is ham radio contest software that is about contest program for ham radio contesting events, list of contest software. I started on 15m it really did not seem all that busy but i was hearing some german stations so the band was open. Cw skimmer is the name of clever software from alex ve3nea that automatically decodes cw signals from a broadband sampled data stream from, in the simplest instance, a sound card attached to your radios audio output. Nap3 is a panadapter display program from pete, f5vnb. First off, i found out that cw skimmer wants to connect directly to and control the sdriq using sdriq mode. Lane ve7ihl has provided instructions how to set up cw skimmer with the elecraft kx3 radio using its wideband iq output. Cw skimmer integration win4k3suite for the elecraft k3. Kcomm is an amateur radio communication and logging program that has been designed specifically for elecraft k2 and k3 transceivers. Win4k3suite has built in cw skimmer integration automatically translating vfoa qsys to vfob qsys.
Configuring hdsdr and cw skimmer with a transceiver and. The rtlsdr can receive hf frequencies and morse code with an upconverter or direct sampling modification. Fortunately, the p3 has an if splitter which allows me to daisychain the lppan on the back of the p3 and run both at the same time although it does have a 3db signal hit for splitting the. My elecraft p3 is great as i was able to get a snapshot of the cw portion of 15m. Windows emulations today are pretty good, but occasionally do cause problems. Here is the display, shown in cw split window form, showing rise and fall time of a single element. Contest software loses focus when you click on waterfall. Nap3 connected to cw skimmer nap3 getting spots from cw skimmer. Transparent operation to external logging and control programs. Multiple connections made possible to ftdx3000 made possible by lpbridge 2. It cannot be done without the addition of some other sdr hardware, such as an lppan or sdriq or softrock. Cw skimmer is a multichannel morse code decoder and analyzer program for microsoft windows. This past friday i gave a presentation on sdr technology to fair lawn nj amateur radio club. Lately he has become very interested in cw skimmer because of 3c0l.
For a display of stations outside that passband you need an additional piece of hardware that takes the if out from the k3 and processes it so that it can be handled by your sound. I have been experimenting with using a k3, p3, sdriq, cw skimmer and hrd for logging purposes with some pretty good results. Radios are available that will digitize much more bandwidth than is available from a sound card, and a special version of. Radi f6gnz has provided instructions how to use cw skimmer with other software. Most radios dont automatically tune from signaltosignal like cw skimmer. Instructions for setting up cw skimmer with elecraft kx3. It uses iq data streams for the decoding of multiple cw qsos. Trying out sdrplay rsp as elecraft k3s panadapter post by jon. Waterfall display disadvantages most radios dont automatically tune from signaltosignal like cw skimmer exception. Using cat control it allows you to point to a cw station with your mouse and bring the radio up on freq. I had some down time over the weekend and felt it was time to spin the k3s vfo and see what was out there. Commonly, this programs installer has the following filename. Second hand elecraft p3 panadapter for elecraft k3. P3 panadapter display adds a visual dimension to signal hunting.
Apr 09, 2015 cwskimmer is regarded as one of the best pieces of software that can be used to decode cw a. Skimmer is pool service software that makes it easier to run your pool business. I am using this in conjunction with the elecraft k3s, their latest 100w transceiver. If you have an elecraft p3 panadapter and wish to use it with win4k3suite, you.
The advantages of waterfall displays for contesting and dxing. Dec 16, 2016 using an oscilloscope you can dial in the fldigi rt qsk control so you can get better cw keying on an elecraft k3 by activating the ptt on the k3 just before until just after the cw jack is keyed. These instructions are for setting up cw skimmer with an elecraft kx3 radio, and using the kx3s rx iq output into an asus xonar u5 usb sound card. As regular readers know, im not a fan of cw skimmer. Now, you can finally ditch that old paperbased system and run your business the modern way. The p3 clearly illustrates the value of elecrafts modular approach.
This could be fed into a computer sound card and used to run software like cw skimmer. However, if you want to go beyond that, the majority of good software is windows based, like cw skimmer. The display can also be set up to display a longer scale and monitoring highspeed cw elements. I have also established a way to use the sdriq, ts2000, cw skimmer, commander, and n1mm for contesting applications. It was created by alex shovkoplyas, ve3nea, and is marketed by afreet software, inc. I publicly, privately, and unsuccessfully lobbied for well over six months prior to the introduction of the p3 for elecraft to include buffered iq outputs in it so that it could be used with third party sdr software like cw skimmer. How will the meter readings be presented on the p3 display for cw modes. One could end up concluding the band is dead and move on when in fact they just missed a station or stations calling cq and. As noted previously, cwskimmer is a program that decodes multiple cw signals all at the same time. Cw skimmer is indeed a pretty cool piece of software, but it doesnt work like that.
The skimmer software is very simple to operate and seems quite able to copy cw at or near the noise floor, though not quite as well as a good cw operator. Finally, since i mostly work cw, i have occasionally used cw skimmer and. Always have uptodate contact information, wherever you go. Anyone who wants to run cw skimmer or any other third party sdr software will have to buy another piece of hardware to. Over on youtube user brent crier has uploaded a tutorial video showing how to set up cwskimmer with an rtlsdr and hdsdr. Sdr receiver with hdsdr and cw skimmer to search and pounce with a conventional transceiver. The frequency scale of cwskimmer is accurate with the signals being received as long as it is tuned to the exact same frequency as the left hand limit of the sdrc band. The suite supports the elecraft k3 and kx3 transceivers, the kpa500 amplifier, the kxpa100, the kat500 antenna tuner, the p3 panadapter and external logging programs and third party hardware. The simplest and most effective means of using a panadapter with a k3s is to get the p3 from elecraft. But note, any sdr which hdsdr can control may be used with this same technique. I think putting the usb port in the k3 would open a pandoras box re. If youre asking to do away with serial port comms entirely and go to usb only. This gives a wider spectrum display than using the default 3 khz wide speaker output audio signal. Nap3 is a new panadapter display program from pete, f5vnb.
It covers all hf bands plus 50 mhz and 144 mhz vhf bands with a general coverage receiver. Allows visual id of cw, communication with dx cluster. Unless you also have some sort of sdr front end, all youll be able to get with cw skimmer is a display of the audio passband. Elecraft provides a free utility for the p3 panadapter, which can be used for downloading future free p3. If youre asking to just move the serial to usb adapter into the rig, there is no gain. Configure cwskimmer with powersdr for wide band operation. Hdsdrcwskimmer and other digimodes using iq output or. He was never able to get it to work right using his k3s. And, you do want to use skimmer as it can see all the cw signals in that part of the. Kh6lc reverse beacon network rbn receiver cw skimmer is the name of clever software from alex ve3nea that automatically decodes cw signals from a broadband sampled data stream from, in the simplest instance, a sound card attached to your radios audio output. The frequency scale of cw skimmer is accurate with the signals being received as long as it is tuned to the exact same frequency as the left hand limit of the sdrc band. Configuring hdsdr and cw skimmer with a transceiver and sdr hardware. Cw skimmer uses a sensitive cw decoding algorithm based on the methods of bayesian statistics, which allows simultaneous decoding of all cw signals in the receiver passband. That meant i could not use the k3 if link, rather i had to have the sdriq share the antenna with the k3.
Both lppan and p3 are excellent products which provide similar yet very different. Using an oscilloscope you can dial in the fldigi rt qsk control so you can get better cw keying on an elecraft k3 by activating the ptt on the k3 just before until just after the. Program decodes cw signals in a given band of signals and lists call signs, cq, qrl, 599 and raw text. For technical support relating to sdrplay hardware or software. The file size of the latest installation package available for download is 3.
This website uses cookies to improve your user experience. I guess i would stay with a pc for overall simplicity. User calibration of the display to show absolute signal level in dbm buffered if output to drive other equipment cw skimmer etc. Ease of installation, requires installation of nap3 software and usually an. Win4k3suite is a windows control program for the elecraft k3 transceiver supporting all options such as the secondary receiver, antenna tuner, and others, as well as the kpa500 amplifier, the kat500 antenna tuner and the p3 panadapter. The resource is currently listed in in 2 categories. P3 utility can upload the current p3 sweep screen to a. Rather than \ having to wait until development of all the options is done, we get to use the \ basic p3 now, and it does its job very well. Nap3 doesnt tie up an entire monitor, sothe user can run cw skimmer on the. Nov 27, 2012 cw skimmer is indeed a pretty cool piece of software, but it doesnt work like that. Fortunately, the p3 has an if splitter which allows me to daisychain the lppan on the back of the p3 and run both at the same time although it does have a 3db signal hit for splitting the signal. It combines high performance in a small package and has a lan interface for maximum flexibility. The p3 has a faster sweep rate and better sensitivity than most builtin panadapters.
I also have a local friend who shall remain nameless who is a very hard core dxer. Win4k3suite for the k3, k3s, kx3 and k2 user manual. Waterfall display disadvantages radios dont automatically jump from signalto signal like cw skimmer yet clicking on a signal with the mouse not as precise as tuning with vfo, must still fine tune, contest software loses focus can be visually distracting to some but, if youre not using a waterfall display in a contest, youre really operating blind. Elecraft p3 panadapter the p3 is visual display of the rf spectrum, it is what the high end radio have been using for the past 20 years ic9000. About cw skimmer the resource is currently listed in in 2 categories. Elecraft provides a free utility for the p3 panadapter, which can be used for downloading future free p3 firmware updates from the elecraft website. Sunsdr2 pro is a direct sampling sdr transceiver developed for serious dxing and contesting. This link is listed in our web site directory since monday aug 17 2009, and till today cw skimmer has been followed for a total of 6721 times. Instructions for setting up cw skimmer with elecraft kx3, iq output and asus xonar u5 sound card. Build it yourself option you can purchase this item as a kit or factory assembled. Im not sure how you envision moving the audio to usb. Along with the builtin display, there s the option for a svga video out that allows you to. The software automatically adjusts the number of decoders available, to keep your cpu utilization below 100 percent, so it resumes skimming as soon as it can.
The advantages of waterfall displays for contesting and. Mar 03, 2018 using cw skimmer, sdrbridge, and the flex 6700 to click tune a pileup duration. Clicking on a signal with the mouse not as precise as tuning with vfo, must still fine tune. The software which runs on a pc is effectively a cw morse code decoder which is capable of simultaneously decoding many hundreds of cw signals in real time. Waterfall display advantages click to tune direct access using a mouse ic7800 v3. Cw skimmer is the name of a software package written by alex shovkoplyas, ve3nea. This allows me to not spend time moving up and down the band blindly and maybe just missing some stations as they end their transmission. Elecraft 1 family and friends 8 field day 1 football 2 ft2000rc 6 ftdx3000 1 golf 1. Introduction the p3s bright, fullcolor lcd has both spectral and waterfall displays, and new optional tx metering and signal envelope monitoring. It also offers some of the features of trxpan, and adds a feature similar to the fixed mode of the elecraft p3. Cwskimmer is regarded as one of the best pieces of software that can be used to decode cw a.
Cw skimmer integration win4k3suite for the elecraft k3 k3s. Unless the author of cw skimmer is willing to support the k3s fi if offset command as the authors of the powersdr and nap3 have done, the dsp shift problem has to be lived with. Cw skimmer conventional vs flex flexradio community. After a while you will find cw skimmer works so well for cw rag chews, cw dxing or cw contesting, that you begin to wish cw skimmer had some magical way of detecting digital signals across an entire band or even phone cqs. Configuring hdsdr and cw skimmer with a transceiver and sdr. As a side note, its my understanding that the limitation of 7 virtual skimmer sessions is a. Supports cw skimmer with the lppan panadapter or sound card. Track all your customers, each with the ability to have multiple locations and bodies of water. We may add a workaround to lpbridge in the future, but it would by definition cause the cw skimmer frequency window readout to show a value that is off by. And, you do want to use skimmer as it can see all the cw signals in that part of the band and spot them to the clublog window in win4k3. Transparent operation to external logging and control programs programmable function keys for both p3 and k3 commands programmable if input 455 khz to 21. Dec 09, 2016 win4k3suite has built in cw skimmer integration automatically translating vfoa qsys to vfob qsys. I am a big fan of elecrafts p3 panadapter, but the win4k3 panadapter via the. It is an open source program running under the gnu general public license v2 and is based on a combination of powersdrif from wu2x and powersdr v2.
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