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1. [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Mats Strandberg" <sm6lrr@gmail.com>; Date: Tue, 12 Sep 2006 15:27:57 +0200; Hello! I am the happy owner of a Ten-Tec 509 that according to the manual should be capable of delivering 3 Watts RF Output. In the Swedish Portable Contest, there is a Power Multiplier that demands; /archives//html/TenTec/2006-09/msg00314.html (7,509 bytes)
2. Re: [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Ed - K9EW" <k9ew57@gmail.com>; Date: Tue, 12 Sep 2006 08:50:34 -0500; Hello Mats, I just did a check on my 509, and I can adjust the RF Output power to all power levels you mention - by adjusting the Drive control. What you might need is a power meter that can measure; /archives//html/TenTec/2006-09/msg00316.html (8,504 bytes)
3. Re: [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Mats Strandberg" <sm6lrr@gmail.com>; Date: Tue, 12 Sep 2006 16:17:12 +0200; Dear Ed, Thanks for the quick answer and the suggestion to use sn accurate QRP Directional Wattmeter and then adjust with the Drive control. I am not sure if I have access to the 1990 QST issue. Do y; /archives//html/TenTec/2006-09/msg00319.html (9,656 bytes)
4. Re: [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Dr. Gerald N. Johnson" <geraldj@storm.weather.net>; Date: Tue, 12 Sep 2006 09:13:07 -0500; There are tables of attenuator resistor values in many radio handbooks, ARRL and some RSGB included and sometimes formulae for designing them. Use 2 watt metal film resistors and they will handle all; /archives//html/TenTec/2006-09/msg00322.html (8,945 bytes)
5. Re: [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Mats Strandberg" <sm6lrr@gmail.com>; Date: Tue, 12 Sep 2006 18:49:15 +0200; Hello Jerry, Thank you indeed for all useful information. I should remember all those things from physics classes, but I have been into sales of building materials all my life, so you needed to refre; /archives//html/TenTec/2006-09/msg00324.html (10,483 bytes)
6. Re: [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Ed - K9EW" <k9ew57@gmail.com>; Date: Tue, 12 Sep 2006 11:55:40 -0500; Don't forget that an attenuator will also be in the line for the Receive mode. A few db won't be noticeable, but 10db might be. 72/73, ed - k9ew _______________________________________________ TenTec; /archives//html/TenTec/2006-09/msg00325.html (11,099 bytes)
7. Re: [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Russel Behm" <russbehm@silcom.com>; Date: Tue, 12 Sep 2006 08:14:40 -0700; Mats, I am not aware of a commercially available attenuator that would meet your needs. I have been using a home made external attenuator with my Ten Tec 515 during Field Day Contests for 40M & 80M S; /archives//html/TenTec/2006-09/msg00326.html (10,757 bytes)
8. Re: [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Mats Strandberg" <sm6lrr@gmail.com>; Date: Tue, 12 Sep 2006 19:23:43 +0200; Hi Ed, You are right... I think the best solution is to get hold of this good accurate QRP Wattmeter :) It will also save my accumulator and make the portable operation longer and more pleasant! Why; /archives//html/TenTec/2006-09/msg00327.html (12,912 bytes)
9. Re: [TenTec] Power attenuation for Ten-Tec 509 (score: 1): Author: "Dr. Gerald N. Johnson" <geraldj@storm.weather.net>; Date: Tue, 12 Sep 2006 11:37:38 -0500; For sure! -- 73, Jerry, K0CQ, All content copyright Dr. Gerald N. Johnson, electrical engineer _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.c; /archives//html/TenTec/2006-09/msg00328.html (8,907 bytes)

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