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1. [RTTY] FLDigi vs MMTTY? (score: 1): Author: "Bill, W6WRT" <dezrat1242@yahoo.com>; Date: Fri, 18 Jun 2010 12:00:08 -0700; Has anyone done a side-by-side comparison between FLDigi and MMTTY as to weak-signal decoding ability? I have been holding off from FLDigi due to lack of FSK keying ability but now I see there is a p; /archives//html/RTTY/2010-06/msg00354.html (7,153 bytes)
2. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: Kok Chen <chen@mac.com>; Date: Fri, 18 Jun 2010 12:53:49 -0700; The pseudo-FSK keying is a single tone on-off keying (like mark-only receiving, but in the transmit direction :-) which in fldigi is sent out on the right stereo channel of the output sound card. A s; /archives//html/RTTY/2010-06/msg00355.html (9,378 bytes)
3. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: Ed <w3nr@comcast.net>; Date: Fri, 18 Jun 2010 17:01:02 -0400; A couple of years ago a VE did some side by side and published the results on a web page somewhere. I think if you installed fldigi and did your own testing, you would have a better concept. The vast; /archives//html/RTTY/2010-06/msg00356.html (8,297 bytes)
4. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: Richard Ferch <ve3iay@storm.ca>; Date: Fri, 18 Jun 2010 17:08:17 -0400; Regarding Chen's comments about bit-banging and timing irregularities: When MMTTY is used for FSK in its "native" mode (without EXTFSK), it relies upon the UART to do the timing, so there should be n; /archives//html/RTTY/2010-06/msg00357.html (7,947 bytes)
5. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: Kok Chen <chen@mac.com>; Date: Fri, 18 Jun 2010 14:56:00 -0700; The Windows multimedia timer is specified with a granularity of 1 ms (http://msdn.microsoft.com/en-us/library/dd757633(v=VS.85).aspx). Isochronous transfers is something different. See for example he; /archives//html/RTTY/2010-06/msg00359.html (8,156 bytes)
6. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: Kok Chen <chen@mac.com>; Date: Fri, 18 Jun 2010 15:31:28 -0700; By the way, there is a potential of jitter even when you use on-off keyed tones, since the rising edge and trailing edge of a tone burst might not be aligned to the actual position of a Baudot bit. A; /archives//html/RTTY/2010-06/msg00360.html (8,982 bytes)
7. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: "Joe Subich, W4TV" <lists@subich.com>; Date: Fri, 18 Jun 2010 18:50:45 -0400; The manufacturer's hardware "Serial Converter" drivers are rarely preinstalled in an operating system. There is another issue that can cause jitter for EXTFSK and bit bang CW on USB ports. When more; /archives//html/RTTY/2010-06/msg00361.html (10,697 bytes)
8. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: "Joe Subich, W4TV" <lists@subich.com>; Date: Fri, 18 Jun 2010 19:26:44 -0400; microHAM will also implement tone decoder support for "p-FSK" in a product to replace DigiKeyer that will be announced next weekend in F'hafen. The same hardware can also convert "audio only" CW to; /archives//html/RTTY/2010-06/msg00362.html (12,949 bytes)
9. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: "Joe Subich, W4TV" <lists@subich.com>; Date: Fri, 18 Jun 2010 21:30:12 -0400; Ed, How's that? Fldig seems to be stuck with mono receive audio and will not take one rig on the left channel with a second one of the right channel as is don't with all the other SO2R software. The; /archives//html/RTTY/2010-06/msg00363.html (8,624 bytes)
10. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: "Joe Subich, W4TV" <lists@subich.com>; Date: Fri, 18 Jun 2010 22:27:39 -0400; 73, ... Joe, W4TV Doesn't work with interfaces that connect one receiver to each channel of a single soundcard. Also requires THREE soundcards if the user is to avoid the possibility of operating sys; /archives//html/RTTY/2010-06/msg00364.html (11,751 bytes)
11. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: Jim W7RY <jimw7ry@gmail.com>; Date: Fri, 18 Jun 2010 19:52:25 -0700; Also requires THREE soundcards if the user is to avoid the possibility of operating system sounds going to the transmitter. Simply set your computer sound settings to "no sounds". They you don't have; /archives//html/RTTY/2010-06/msg00365.html (13,851 bytes)
12. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: Kok Chen <chen@mac.com>; Date: Fri, 18 Jun 2010 20:38:59 -0700; AppleScripting is *not* needed to use 焙 Router. In addition to AppleScript, 焙 Router also has UDP and Unix FIFO support to do the same thing. For what its worth, fldigi on Mac OS X *does* use 焙 Ro; /archives//html/RTTY/2010-06/msg00366.html (9,310 bytes)
13. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: "Joe Subich, W4TV" <lists@subich.com>; Date: Fri, 18 Jun 2010 22:57:46 -0400; Only works if you are dedicating a computer to on the air functions. If you have a multi-purpose computer (and try to multi-task), you still get other application sounds over the radio (particularly; /archives//html/RTTY/2010-06/msg00367.html (14,770 bytes)
14. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: Kok Chen <chen@mac.com>; Date: Fri, 18 Jun 2010 20:49:23 -0700; As I mentioned earlier, you can use Unix named pipes or UDP packets (even from a machine on the internet) to achieve rig control through 焙 Router. AppleScripting is not neccessary. 73 Chen, W7AY ___; /archives//html/RTTY/2010-06/msg00368.html (8,232 bytes)
15. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: "Joe Subich, W4TV" <lists@subich.com>; Date: Sat, 19 Jun 2010 01:45:58 -0400; That's the point ... if the capability is already there to open the PTT interface (PTT service) what's the difference in opening the CAT interface (radio control service) as well? The data between t; /archives//html/RTTY/2010-06/msg00369.html (11,851 bytes)
16. Re: [RTTY] FLDigi vs MMTTY? (score: 1): Author: k3mm@verizon.net; Date: Sat, 19 Jun 2010 06:36:43 -0500 (CDT); I havent done anything scientific yet, but I like MMTTY better so far on RTTY. The AFC on Fldigi is way too slow for one thing. Fldigi is much better for PSK than MMVARI as it has much better paralle; /archives//html/RTTY/2010-06/msg00370.html (8,841 bytes)

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