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Total 27 documents matching your query.

1. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: cyr999@extremezone.com (Tim and Nancy Logan); Date: Thu, 14 Mar 2002 06:54:08 -0700; Hi folks - I'm aiming this comment/question to Carl, but would like to share it with all. Carl has the benefit of owning a truly great TenTec DSP rig which he commented about yesterday as being the b; /archives//html/TenTec/2002-03/msg00590.html (9,831 bytes)
2. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: n4lq@iglou.com (n4lq@iglou.com); Date: Thu, 14 Mar 2002 09:53:09 -0500; filters which caused a rather unpleasant sound. The filter's can be modified in the menu. The Pro II comes with a menu choice of either soft or hard filtering giving the user an easy way to choose b; /archives//html/TenTec/2002-03/msg00593.html (12,950 bytes)
3. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: Carl Moreschi" <n4py@earthlink.net (Carl Moreschi); Date: Thu, 14 Mar 2002 21:20:57 -0000; First let me say no all DSP implementations are alike. If DSP is done properly, DSP is no different than any other type of filtering. It is just much more flexible. The CW signals through my rx340 so; /archives//html/TenTec/2002-03/msg00600.html (11,981 bytes)
4. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Thu, 14 Mar 2002 22:02:50 -0500; Except we probably need at least 12 bits of digitized information and a very good low-noise fast A-D convertor to have dynamic range that equals that of a conventional crystal filter. Right now that; /archives//html/TenTec/2002-03/msg00608.html (9,055 bytes)
5. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: Carl Moreschi" <n4py@earthlink.net (Carl Moreschi); Date: Fri, 15 Mar 2002 13:47:16 -0000; Tom, Let me describe the main receive characteristics of the rx340. I do not consider the 10 khz dynamic range specs to be meaningless. If you have ever run in field day with lots of transmitters in; /archives//html/TenTec/2002-03/msg00622.html (11,975 bytes)
6. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: n1eu@yahoo.com (N1EU); Date: Fri, 15 Mar 2002 07:28:00 -0800 (PST); Appreciate Carl's good words on the RX-340, but do we really know enough yet to make assumptions/conclusions on how the front end and DSP filtering will work on the Orion based on the performance of; /archives//html/TenTec/2002-03/msg00623.html (8,623 bytes)
7. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: w5yr@att.net (George, W5YR); Date: Fri, 15 Mar 2002 10:48:08 -0600; Carl, just one question: Does the 340 have a DSP dynamic range of only 40 db? Or is that a typo? The PRO uses 24-bit AD/DA data which yields a theoretical 6*24 = 144 db overall range. Toss out the LS; /archives//html/TenTec/2002-03/msg00626.html (9,320 bytes)
8. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: Carl Moreschi" <n4py@earthlink.net (Carl Moreschi); Date: Fri, 15 Mar 2002 19:47:58 -0000; George, Yes, the DSP dynamic range of the RX340 is 40 DB. The listing I saw recently on this reflector for a lot of different radios, indictated that the PRO had a close in dynamic rane of 60 DB. The; /archives//html/TenTec/2002-03/msg00631.html (11,217 bytes)
9. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: jimr.reid@verizon.net (Jim Reid); Date: Fri, 15 Mar 2002 13:18:26 -1000; Let's see. Most manufacturers today say they have set up their S meters to read S9 when 50 microvolts appears at the rigs input antenna terminal. Add 40 dB to that voltage, and you find that 5 milli; /archives//html/TenTec/2002-03/msg00638.html (10,745 bytes)
10. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Sat, 16 Mar 2002 06:22:17 -0500; I haven't seen an S-meter yet that tracks below S-8 or conforms to any standard, although many or most are OK above S-9. I have heard some new software based S-meters are OK. I would never depend on; /archives//html/TenTec/2002-03/msg00646.html (10,819 bytes)
11. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: w4wbt@fmci.net (Bill Taylor(W4WBT)); Date: Sat, 16 Mar 2002 06:42:14 -0500; This is exactly why the new radio should have a signal meter like the one on the RX340. It reads actual DB, It is not affected by ATT: or pre-amps in the radio or any gain setting. It is the one thin; /archives//html/TenTec/2002-03/msg00647.html (12,204 bytes)
12. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Sat, 16 Mar 2002 21:06:11 -0500; Hi Carl, That actually is one of the least challenging applications, and has little to do with how the receiver works with close signal spacing. Only the stages in front of the roofing filter are inv; /archives//html/TenTec/2002-03/msg00676.html (10,765 bytes)
13. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: N4LQ@igLou.com (Steve Ellington); Date: Sun, 17 Mar 2002 03:40:26 -0000; The PSK crowd really gets upset when I tell them I'm using a 500hz filter. They say stuff like...."You need to keep the filters open wide so you can see all the stations on your waterfall." Weird Sci; /archives//html/TenTec/2002-03/msg00679.html (12,057 bytes)
14. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: Carl Moreschi" <n4py@earthlink.net (Carl Moreschi); Date: Sun, 17 Mar 2002 03:57:37 -0000; So therefore, all the weak signal DX I've worked with the RX340 on 160 and 80 meters is just a figment of my imagination. Carl Moreschi N4PY Franklinton, North Carolina n4py@earthlink.net -- Original; /archives//html/TenTec/2002-03/msg00680.html (11,821 bytes)
15. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: RMcGraw@Blomand.Net (Robert & Linda McGraw K4TAX); Date: Sun, 17 Mar 2002 21:14:44 -0600; With a 500 Hz filter, one could / should be able to " see" up to 15+ PSK signals (31.5Hz) within the passband. I do it this way all the time and there's no problem. 73 Bob K4TAX wide-split; /archives//html/TenTec/2002-03/msg00692.html (13,376 bytes)
16. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: w5yr@att.net (George, W5YR); Date: Mon, 18 Mar 2002 22:01:15 -0600; Steve, you should see the remarks I get when I tell them I am using a 50-Hz filter with the AGC action confined to that passband! I go from 3600 Hz bandwidth for signal searching to 50-Hz centered ov; /archives//html/TenTec/2002-03/msg00736.html (9,508 bytes)
17. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: w5yr@att.net (George, W5YR); Date: Mon, 18 Mar 2002 22:02:09 -0600; Think back to the waterfall on Peter's first program . . . 73/72/oo, George W5YR - the Yellow Rose of Texas Fairview, TX 30 mi NE of Dallas in Collin county EM13qe Amateur Radio W5YR, in the 56th yea; /archives//html/TenTec/2002-03/msg00737.html (9,284 bytes)
18. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Tue, 19 Mar 2002 06:05:25 -0500; What does that have to do with anything? I can work "weak signal DX" on 160 and 80 using a S-38 Hallicrafters. As a matter of fact, the S-38 makes all the DX "weak signal DX". Even the strong ones.; /archives//html/TenTec/2002-03/msg00743.html (8,855 bytes)
19. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: n4py@earthlink.net (Carl Moreschi); Date: Tue, 19 Mar 2002 12:41:24 -0000; What it has to do with anything is there are also very strong nearby stateside signals at the same time. Carl Moreschi N4PY Franklinton, NC -- Original Message -- From: "Tom Rauch" <w8ji@contesting.c; /archives//html/TenTec/2002-03/msg00748.html (9,328 bytes)
20. [TenTec] Carl, Pmni, 756 etc (score: 1): Author: reid.w.simmons@intel.com (Simmons, Reid W); Date: Tue, 19 Mar 2002 10:36:11 -0800; Tom; Now that's funny. :-) Reid, K7YX As a matter of fact, the S-38 makes all the DX "weak signal DX". Even the strong ones. 73, Tom W8JI W8JI@contesting.com _________________________________________; /archives//html/TenTec/2002-03/msg00755.html (8,445 bytes)

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