This will let the software run the k3 in split mode and optimize the transmit passband. N1mm logger also supports single operator 2 vfos, or so2v. Naqp rtty na sprint cw and rtty cqp s s cw nccc sprints. To decode it he uses digital master 780 which is a program included in the ham radio deluxe software. For some radios we have built more fullfeatured software front panels. Jan 05, 2014 here are a few details about how mmtty works for radioteletype. You will also need a 18 mm plug shielded stereo cable to connect the k3 receiver audio to your computer sound card input. The main category is rtty software that is about rtty programs, software for ham radio rtty emission mode. I started operating rtty in 1984 using a dragon 32 6800 cpu computer and g4bmk software and terminal unit. For the kx3 all you need to do is connect the kx3 iq output to the linein of your sound card. Additional applications for sat tracking, logging, locator. If a dx station is spotted on rtty on 14080 khz, for the mmtty program. Ng7ms 1 hour and 55 minute presentation on setting up fsk frequency shift keying with an elecraft k3k3s using mmtty as the decoding software.
We have compiled this list only to help you in locating programs that are known to work with sound card interfaces. To illustrate these differences, i made a few audio recordings of rtty signals, played them back via the vbaudio cable, and decoded them with gritty. Take into consideration that when you select rtty or amtor mode via the mode menu, speed and shift are reset to the default values 45 baud170 hz and 100 baud. If your radio simply has 2 vfos, vfo ab will be assigned to each of the two entry windows. Here is an exercise you can do on your shack computer to exercise writelog remote control and see how it works but without needing a second pc to do the control. Julius, it will be easiest to use mmtty in its afsk mode. You know you have the purest rtty signal on the band. My memory may be faulty, but thats what i recall of the full set up. I have a new k3s radio that uses the new usb for sound and radio control. About mmtty mm hamsoft the resource is currently listed in in a single category. K5po talks about some recent additions to his elecraft k3 for improved rtty performance. These programs are good for older, slower computers 486 processor for dos version. Win4k3suite overview win4k3suite for the elecraft k3 k3s. Switch the k3 to usb, and the same 3550 carrier now appears at 3556.
You may set any desirable mark frequency that is available in both the transceiver and mmtty or other external rtty software you are using. Connect a serial cable from the computer to the k3 rs232 connector and set the k3 for dtr ptt. All software on this page is free for use by elecraft operators. Hfpacket and uhfpacket ax25 are supported in kisstnc emulation mode. I built this 6 years ago and since have passed it on to the new owner of the k3. Just start the software and be in the proper data mode on the radio, then tune to a rtty signal. Realworld experience with the elecraft k3 rick tavan n6xi and ed muns w0yk northern california contest club november 12, 2007. Gritty demo gritty is a new generation rtty decoding software, it differs from the traditional decoders, such as mmtty, truetty, mixw, fldigi, 2tone and others in several important ways. The row called rtty is for rtty only, since rtty often uses a different mode in the radio from other digital modes. A dual receiver k3 can be used in all program modes, including so2v. If you have a radio with a subreceiver, each of the receivers gets assigned to each of the entry windows. Computer to rig interfacing you dont need to buy an.
The terminal tab functions in a manner similar to the k3 utility terminal tab. Macloggerdx from don agro, ve3vrw, a mac logging program that supports the elecraft k3 k2. The k30mini works very well for cwssb, and very well for digital modes operating. An rtty signal is a single carrier like cw, but instead of being modulated on and off like cw, the transmitted power is kept constant, and modulation is imposed by changing the frequency by a preset amount. Ill leave it as an exercise the reader to demonstrate that a turning the k3s bandwidth control does not move the blip but b turning the k3s if shift control does move the blip. Set the k3k3s mic sel to line and set the level to about 30 midrange. It offers complete control of the following elecraft components. Personally i wouldnt worry about fsk with proper settings in the rtty software, the k3k3ss afsk is cleaner fewer key clicks than its or other radios fsk. Setting up your k3 for psk and other audiobased digital modes the k3 is an outstanding platform for operating digital modes.
This set up allowed me to run so2v using n1mm and mmtty. Fsk rtty with the k30 mini and remote rig interface. Win4k3suite supports a software based panadapter that can be used with the kx3, k3 and k3s. Getting fsk rtty to work with the k30 mini and various logging software in either case can be a real challenge. Its output is audio frequency and connects to the line in of a windows sound recording device. Rtty programs, software for ham radio rtty emission mode category is a curation of 23 web resources on, extfsk by mm hamsoft, mmtty mm hamsoft, gmfsk. Click here for instructions on how to listen to fsk teletype signals news and features updated periodically 60 wpm 5unit code 2125 mark 2295 space the following two links introduce you to an online internet service provided by. I use mmtty software for everyday operation and n1mm software with mmtty in contests. In each rtty contest i operate, i find about 810% new calls that ive not seen before. Connect the soundcard linein and line out to the k3 lineout and linein jacks. There are several reasons for wanting to be a rtty op. They provide an input that can be keyed from the pc if you have the right interface. Also, instructions are included in how to use both 2tone and gritty as receiveonly decoders. This is not a skimmer, it decodes a single signal in the 3khz audio coming from the transceiver via a soundcard, just like any other rtty program.
Supports all options such as the internal antenna tuners, 2nd receiver, 100 watt amplifier modules, as well as software utilities such as the k3 kx3 frequency memory editor. Now in n1mm, in dx mode, in the call field if you type rtty the mmtty module is called into play for fsk and if you type cw n1mm does cw without mmtty. K3 terminal on comn is supported only for the configuration of a k3 at the remote site, and a k3 terminal mode device a k3 in terminal mode, or a k3 0 or k3 mini at the control site. Fsk rtty with the k30 mini and remote rig interface ron. Then use the k3k3skx3kx2 mic gain to refine the level to produce 4 bars.
For for a 3550 khz carrier, the k3 on lsb shows it at 3553. Remote control k3 exercise writelog remote control includes the ability to connect an elecraft k3 in terminal mode from writelogs control site to its remote site. Top 10 amateur radio uses for the raspberry pi software on the pi to decode a wide array of data modes including rtty, psk and cw to name a few. I focus on setting up fsk with mmtty along with the pttfsk keying interface with the k3 s.
First, you should be using data a mode afsk a for mmtty or other rtty. This page contains links to many different programs that can be used with the signalink interface. Its easy with most modern transceivers to operate fsk. My interest then waned until 2002 when i discovered mmtty and n1mm. Winwarbler allows you to conduct qsos in the psk31, psk63, psk125, and rtty modes using your soundcards analogtodigital and digitaltoanalog conversion functions. The mode menu selects a working mode rtty, ascii7, acsii8, amtorfec, bpsk31 etc. Further, the text displayed on the k3kx3 vfo b window is shown in a text window on the iphone. First, im unclear as to whether a keying interface simple npn 1k combo is needed for the fsk in and. Im running into problems interfacing my k3 with mmtty on transmit. Elecraft may elect to update them but makes no commitment to do so. Tigertronics in no way endorses or supports any of the programs listed here. And, when the k3 is set to decode rtty on its display, it generally does a. You can get started using rtty and psk31 without a computer by using the internal keyer in data modes. The hal p38 is the only thing so far that i have used that can decode better.
Rtty, navtex, and wefax hf software for sound analysis. Fsk and ptt adapter for rtty with the elecraft k3 and k3s ebay. The common internet advice and some software application instructions do not. Getting started on rtty introduction everyday more and more amateur radio operators are operating on the hf digital modes, in particular, rtty. With a computer and sound card, it can also send and receive other digital modes, such as amtor, pactor and wsjt, for which software to generate. Rtty software, digital mode ham radio ham radio software. So using the k3 utility software, available free from elecraft, is a natural. A 192 khz usb sound card such as the asus xonar u7 or the steinberg ur22 are good choices and allow you to see 192khz of the spectrum at once. For the kx2, kx3 you will be using the mic input rather than.
Unlike the dongles discussed in prior blog posts, the softrock requires no sdrspecific software. As a general chit chat program for rtty and psk31 it is excellent. Finally mmtty needs audio from the k3 to decode the rtty. If you leave split operation on none and try to transmit out of the transmit passband, the k3 wont transmit. Remote control k3 exercise writelog contesting software. The following video i created is very verbose and may not be for everyone. Rtty baudot code, ascii 7 or 8 bits, psk31 bpsk and qpsk,bpsk63, amtorfec sitorb, navtex, mfsk16, mfsk8. Panadapter support win4k3suite for the elecraft k3 k3s kx3. Getting fsk rtty to work with the k3 0 mini and various logging software in either case can be a real challenge.
Operating rtty and especially rtty contesting has quickly become my favourite facet of amateur radio. Afsk excitation afsk excitation was generated using these software configurations. Further, the text displayed on the k3 kx3 vfo b window is shown in a text window on the iphone. In his second video tech minds explains rtty and also shows how to decode it. Supported modes are rtty baudot code, ascii 7 or 8 bits,bpsk31,qpsk31,psk63,bpsk125,amtor sitor,navtex, mfsk16, mfsk8, hf and uhfpacket ax25, dtmf. Trx manager capable of remote control of your k3 k2 from a pc over your network. It is really a software dsp system that was written before the term really became well known or popular. I use the elecraft k3 0 mini1 and the remote rig rrc1258 mkiis2 interfaces to access my own k33 and also stations using the k3 on the remote ham radio4 service. Rtty is another much older mode that is used by the military as well as hams. All needed cables are included and strapping is done with small pcbs included, only ipconfigurations etc. But there is also an option to use dataa mode to operate psk or any other audio based digital mode in conjunction with soundcardbased digital mode.
A variable attenuator was placed in line to keep the signal strength constant at the receiver. Win4k3suite supports a software based panadapter that can be used with the kx3,k3 and k3s for the kx3 all you need to do is connect the kx3 iq output to the linein of your sound card. The dual peak filter is a software filter similar to a twin peak filter is some transceivers. Well, hopefully some of you will be inspired to check out maritime weathersafety information found on wlo using rttysitor bnavtex software. The k3 can send and receive radio teletype rtty, psk31, and amtorpactor. Panadapter support win4k3suite for the elecraft k3 k3s. P3 panadapter support and software based panadapter support for the kx3. There are other programs out there that do an acceptable job with rtty, but mmtty is still the best, in my books. This is probably the first project i would recommend to people dipping their toes in the world of pi, in. We offer internet teletype broadcast services which can be received using software on your computer. Demodulator tab screen the only thing you may consider changing here is to enable dual peak filter by clicking the check box as shown. Rtty decoder for windows xp7810, 3264bit freeware gritty is an rtty decoding program based on the technology developed for the rtty skimmer server project. Fsk d, afsk a and data a are displayed in n1mm as rtty, afsk and psk.
Kcomm a free gpl logging program developed specifically for elecraft k2, k3. Several rtty stations from germany are found on frequencies such as 11. Like heathkit years before, the elecraft kits are excellent, providing detailed stepbystep instructions, all hardware and electronic bits solderityourself components for the k2, premade modules for the k3, and if needed responsive online support from elecrafts chief engineers plus the community of builders and fans. Current k3, k30 mini and k3s production firmware all versions of the k3 transceivers use the same production firmware and utility for the operating system.
In the past with my older k3 which used a standard serial port connection, i did not have to do. Also check the link to the document on fsk interface settings for further background. Make sure the transceiver rtty menu items are set for normal polarity and 170hz shift. Personally i wouldnt worry about fsk with proper settings in the rtty software, the k3 k3ss afsk is cleaner fewer key clicks than its or other radios fsk. Add in a steppir controller at the k3 end and it gets even more complex. I use the elecraft k30 mini1 and the remote rig rrc1258 mkiis2 interfaces to access my own k33 and also stations using the k3 on the remote ham radio4 service. Mar 19, 2018 ng7ms 1 hour and 55 minute presentation on setting up fsk frequency shift keying with an elecraft k3k3s using mmtty as the decoding software. The user can send text to the k3 or kx3 to be transmitted in cw, rtty, or psk modes. The k3 must be switched to modeband in the usual way. The rtty decoding is the best of the soundcard software i have tried believe me, ive tried lots. That is, rtty is modulated using frequencyshift keying fsk.
Mar 20, 2018 there seems to be a disconnect on how you use serial lines for ptt and fsk keying from mmtty or other rtty software apps. Thus it is possible to carry on cw or some data mode qsos using your iphone. N1mm loggers so2v interface is essentially identical to the so2r interface, but. Kpa500 500 watt amplifier and kat500 antenna tuner. However, rtty can also be found on the ham bands and on shortwave frequencies. Fsk excitation was generated with the terminal function k3 utility software. It already has dedicated direct fsk and psk with your cw paddles.
Setting elecraft transceivers for soundcard digital. Set mmtty to use the com port that you have connected and you should be good to go with the k3 in data a or afsk mode. This software is helpful in using your k3s, k3, kpa1500, kpa500 or kat500 in a remote setup. This link is listed in our web site directory since thursday aug 23 2001, and till today mmtty mm hamsoft has been followed for a total of 87900 times. Win4k3suite is a comprehensive and easy to use control program for the elecraft k3 and kx3 and the entire kline. Rrc1258mkiis elecraft k3 twin is a complete package with hardware and software for the elecraft k3 twin concept. Elecraft k3 sdr setup writelog contesting software. In this mode, writelog puts no extra windows on the screen. Current k3, k3 0 mini and k3s production firmware all versions of the k3 transceivers use the same production firmware and utility for the operating system. The k3 transverter configuration was adjusted to transmit on 14 mhz which allowed bypassing the radios internal power amplifiers. Operating rtty since 2001 awardsdxccwaswaz rtty operationfsk typically so1v so2v software prejudicesd x4win for dxing n1mm logger for contesting mmtty and 2tone major rtty contest achievementsparticipated in many1st place in none station configuration one transceiver, one amplif ier, one tower a little pistol antennas.
Most people who have a k3 have a computer handy for updates and to do logging. The resource is currently listed in in a single category. Machamradio, programs for the mac, including many with k3 support. Donna, ag6v doing rtty on the elecraft k3 is quite simple. Power requirements for rtty are really not that much greater than they are for psk31. Deselectuncheck ptt control by radio command in your control program for rtty and use only the hardware control.
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