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1. [RTTY] New to list (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Sun, 03 Feb 2013 23:01:46 -0500; Hi guys...new to the list and thought I would introduce myself. I have not run RTTY since the old days with a model 15 and a homebrew TU. Running FSK with a Kenwood TS-570 and a homebrew interface to; /archives//html/RTTY/2013-02/msg00032.html (6,681 bytes)
2. Re: [RTTY] NAQP Names (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Mon, 25 Feb 2013 16:51:28 -0500; Maybe we should all just use 'Bob'... Just thinking outside the bun... I mean box... hmmm... my favorite quadratic equation always was... oh, never mind! 73 de Bob - KØRC in MN -- On 2/25/2013 3:05 P; /archives//html/RTTY/2013-02/msg00465.html (8,460 bytes)
3. Re: [RTTY] Newbie Question (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Fri, 08 Mar 2013 18:28:59 -0500; Steve, I was wondering the same last evening trying to work Clipperton on 30m. I could barely print TX5K above the noise and could not copy any stations calling him. Finally after about a half hour o; /archives//html/RTTY/2013-03/msg00052.html (8,126 bytes)
4. Re: [RTTY] NA RTTY Sprint Saturday (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Sat, 09 Mar 2013 23:23:13 -0500; WOW! My first time participating in the NA RTTY Sprint and it sure took me a while to get my act together tonight. The first thing I found out is that it's not real easy to rapidly QSY and tune in an; /archives//html/RTTY/2013-03/msg00062.html (11,028 bytes)
5. Re: [RTTY] 300hz or 500hz IF filter? (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Thu, 22 Aug 2013 17:44:14 -0400; I can't speak as to the Yaesu rig, but I have an INRAD 500 Hz filter in my Kenwood TS-570. During some RTTY contests I wish I had a narrower filter. Tim W4IOU On 8/22/2013 5:38 PM, David VE3VID wrote; /archives//html/RTTY/2013-08/msg00077.html (7,383 bytes)
6. Re: [RTTY] NA Sprint RTTY N6RO HP (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Sun, 09 Mar 2014 14:17:11 -0400; I spent most of my Saturday putting up a new dipole for 40 and an inverted vee for 80 meters. Had intended to work the NA Sprint for the first time but forgot all about it and had a nice dinner and w; /archives//html/RTTY/2014-03/msg00035.html (9,579 bytes)
7. Re: [RTTY] Secrets of RTTY Sprinting (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Tue, 11 Mar 2014 20:01:05 -0400; Thanks for the good information Ken for those of us new to the NA RTTY Sprint! Tim W4IOU First, thanks to all of you who participated in the NA RTTY Sprint this past weekend. Sprint format is the mos; /archives//html/RTTY/2014-03/msg00039.html (15,085 bytes)
8. Re: [RTTY] VK9MT - inexperienced op??? (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Mon, 31 Mar 2014 19:47:34 -0400; You copied his call and he copied your call. I consider that a contact, but it all depends on whether he logged it or not. I went up 2 and he came back to me first with: WA3FRP 599 WA3FRP and I repli; /archives//html/RTTY/2014-03/msg00366.html (7,353 bytes)
9. Re: [RTTY] Soundcard Interface shootout? (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Thu, 25 Aug 2016 20:37:15 -0400; Comparing sound card interfaces is sort of like taste testing the different varieties of apples. A great interface for one ham might be a piece of junk to another. I read all the reviews on eHam.net; /archives//html/RTTY/2016-08/msg00120.html (9,117 bytes)
10. Re: [RTTY] All set (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Fri, 14 Oct 2016 22:58:10 -0400; Glad to see you decided to stay. This is a good group and I have learned a lot here. Besides, it's nice to see some traffic about something other than how to shave 25 ms of time off each contact in a; /archives//html/RTTY/2016-10/msg00189.html (9,323 bytes)
11. Re: [RTTY] Question for old timers (score: 1): Author: Tim Richardson <groupsrichart@gmail.com>; Date: Sat, 26 Aug 2017 23:38:10 -0400; Hams were not allowed to transmit during WWII but the ARRL insisted that ham licensing continue and the FCC issued new licenses as well as renewed licenses. Here are some references from a Google sea; /archives//html/RTTY/2017-08/msg00026.html (8,160 bytes)
12. Re: [RTTY] Amp/Temp (score: 1): Author: groupsrichart@gmail.com; Date: Sat, 7 Oct 2017 15:11:09 -0400; The Alpha 86 is a real beast. According to the manual the manufacturer rated it for "continuous operation at a power output of 1500 watts PEP, keyed CW, SSTV, RTTY or AM, with no time limit (rated fo; /archives//html/RTTY/2017-10/msg00030.html (9,383 bytes)
13. [RTTY] FSK Keying of TS-590SG (score: 1): Author: groupsrichart@gmail.com; Date: Fri, 23 Feb 2018 14:49:18 -0500; I would like to hear from anyone who is successfully keying the FSK and PTT lines via the ACC2 connector on the rear panel of the TS-590SG. What serial adapter and what hardware interface are you usi; /archives//html/RTTY/2018-02/msg00138.html (8,657 bytes)
14. Re: [RTTY] FSK Keying of TS-590SG (score: 1): Author: groupsrichart@gmail.com; Date: Fri, 23 Feb 2018 17:18:16 -0500; Hi David, Thanks for the input. I am bound and determined to get FSK working and plan to try a switching transistor as you suggest. However, I was not aware that AFSK could provide a better and narro; /archives//html/RTTY/2018-02/msg00140.html (11,381 bytes)
15. Re: [RTTY] FSK Keying of TS-590SG (score: 1): Author: groupsrichart@gmail.com; Date: Fri, 23 Feb 2018 23:27:57 -0500; Jim, Thanks for the tip on the 4N33...I think I have a couple somewhere in my junk box! 73, Tim WS4V Have an LED and a 470 ohm all in series between the serial port and the optoisolator. 73 Jim W7RY; /archives//html/RTTY/2018-02/msg00145.html (9,735 bytes)
16. Re: [RTTY] FSK Keying of TS-590SG (score: 1): Author: groupsrichart@gmail.com; Date: Fri, 23 Feb 2018 23:33:32 -0500; Thanks for that info Bob! 73, Tim WS4V I used an interface very similar to this one (http://www.w3yy.com/fsk.htm) for a few years with my Icom IC-7600. It worked very well when driven by a real RS-23; /archives//html/RTTY/2018-02/msg00146.html (8,850 bytes)
17. Re: [RTTY] FSK Keying of TS-590SG (score: 1): Author: groupsrichart@gmail.com; Date: Fri, 23 Feb 2018 23:43:14 -0500; Thanks for the good information Joe. I hope to get some time this weekend to play around with some transistors and resistors on a breadboard and see how that works out. I'll put the serial card back; /archives//html/RTTY/2018-02/msg00147.html (15,346 bytes)
18. [RTTY] UPDATE Re: FSK Keying of TS-590SG (score: 1): Author: groupsrichart@gmail.com; Date: Sun, 25 Feb 2018 22:29:27 -0500; Just to give everyone who has commented a little update: 1. I located another serial card and installed it in my computer. It gives me a full -/+12VDC swing on the data lines. 2. The optoisolators in; /archives//html/RTTY/2018-02/msg00155.html (11,934 bytes)
19. Re: [RTTY] [TS-590] UPDATE Re: FSK Keying of TS-590SG (score: 1): Author: groupsrichart@gmail.com; Date: Tue, 27 Feb 2018 00:06:23 -0500; Well, tonight I tried Jim's suggestion of putting +12V directly on the input to the optoisolator through a 1k current limiting resistor. I was able to do this by unplugging the serial cable from my F; /archives//html/RTTY/2018-02/msg00181.html (16,624 bytes)
20. Re: [RTTY] [TS-590] UPDATE Re: FSK Keying of TS-590SG (score: 1): Author: groupsrichart@gmail.com; Date: Thu, 1 Mar 2018 22:55:16 -0500; As Ulf DK5TX wrote, "I like the KISS approach (keep it simple, stupid)". Based on the overwhelming advice received to use a simple one resistor, one transistor interface for FSK and PTT, I ordered so; /archives//html/RTTY/2018-03/msg00001.html (16,192 bytes)

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