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Total 13 documents matching your query.

1. Topband: rx preamp (score: 1)
Author: Jose Orellana <ea7bj@hotmail.com>
Date: Thu, 2 Sep 2010 16:25:54 +0000
hello to all .... just a question ... This preamp is good for 160m? http://partsandkits.com/rfamp1.1.php The specification say,,,, Greater than 20 dBm power gain from 2 to 30 MHz I need a good preamp
/archives//html/Topband/2010-09/msg00008.html (7,508 bytes)

2. Re: Topband: Preamp (score: 1)
Author: Jose Orellana <ea7bj@hotmail.com>
Date: Sat, 4 Sep 2010 07:45:49 +0000
thank you all, my first option will assemble and test a W7IUV 73, EA7BJ, Jose. _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
/archives//html/Topband/2010-09/msg00014.html (6,259 bytes)

3. Topband: rx loop (score: 1)
Author: Jose Orellana <ea7bj@hotmail.com>
Date: Tue, 11 Oct 2011 10:33:31 +0000
Hi all. One question.... The typical (20ft) loop to receive (160m) is omnidirectional or need a rotor ???? I have seen many have fixed and others have a rotor. 73, EA7BJ, Jose. ______________________
/archives//html/Topband/2011-10/msg00064.html (7,737 bytes)

4. Re: Topband: E51M (score: 1)
Author: Jose Orellana <ea7bj@hotmail.com>
Date: Thu, 5 Apr 2012 06:09:46 +0000
EA ???? hi hi _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
/archives//html/Topband/2012-04/msg00025.html (8,367 bytes)

5. Re: Topband: TX/ RX Antenna Switching (score: 1)
Author: Jose Orellana <ea7bj@hotmail.com>
Date: Tue, 13 Nov 2012 16:50:45 +0000
I use http://www.ok1rr.com/index.php/technical-topics/39-yet-another-front-end-saver _______________________________________________ Topband reflector - topband@contesting.com
/archives//html/Topband/2012-11/msg00178.html (10,992 bytes)

6. Re: Topband: 80m carrier (score: 1)
Author: Jose Orellana <ea7bj@hotmail.com>
Date: Thu, 28 Feb 2013 18:41:51 +0000
In Malaga, south of SPAIN 9+40 now 18:40z _________________ Topband Reflector
/archives//html/Topband/2013-02/msg00188.html (6,974 bytes)

7. Re: Topband: Beverage over Inverted L (score: 1)
Author: Jose Orellana <ea7bj@hotmail.com>
Date: Tue, 13 Aug 2013 03:54:48 +0000
http://www.ok1rr.com/index.php/technical-topics/39-yet-another-front-end-saver _________________ Topband Reflector
/archives//html/Topband/2013-08/msg00166.html (7,543 bytes)

8. Topband: For K3 users (score: 1)
Author: Jose Orellana - EA7BJ <ea7bj@hotmail.com>
Date: Sat, 5 Oct 2013 17:44:29 +0200
Hi all. I currently live in a city of average size but quite industrialized. Also very close, about 1km (3 miles), a AM broadcast station 882khz with 10kw. My currently rig is an IC-756PRO3, and nois
/archives//html/Topband/2013-10/msg00040.html (6,693 bytes)

9. Re: Topband: topband for k3 users (score: 1)
Author: Jose Orellana - EA7BJ <ea7bj@hotmail.com>
Date: Sat, 5 Oct 2013 21:54:49 +0200
Thank you all for the answers .. for a while I will have to test and compare a K3, a good friend will be traveling and not going to use.I leave a link to youtube in 2009, only had to receive a half-w
/archives//html/Topband/2013-10/msg00047.html (7,662 bytes)

10. Re: Topband: Passive Receive Antenna Splitter (score: 1)
Author: Jose Orellana - EA7BJ <ea7bj@hotmail.com>
Date: Sun, 16 Mar 2014 21:42:58 +0100
I use this http://f6aoj.ao-journal.com/crbst_136.html _________________ Topband Reflector Archives - http://www.contesting.com/_topband
/archives//html/Topband/2014-03/msg00123.html (10,862 bytes)

11. Re: Topband: Beverage (score: 1)
Author: Jose Orellana - EA7BJ <ea7bj@hotmail.com>
Date: Tue, 5 May 2015 18:44:49 +0200
Hola Marco, si la beverage va a estar cerca de la antena TX, es conveniente poner un protector para que la RF no entre por el coaxial y pueda romper el equipo... por ejemplo mira este... http://www.a
/archives//html/Topband/2015-05/msg00005.html (8,985 bytes)

12. Re: Topband: Beverage F/B using oscillator (score: 1)
Author: Jose Orellana - EA7BJ <ea7bj@hotmail.com>
Date: Wed, 10 Oct 2018 13:03:21 +0000
Hi, Rash. You can look in the links that I put. IV3PRK explains how to adjust (gain and F/B) in a BOG and an RBOG. These explanations were very useful for me to improve my RX antennas. Hope this can
/archives//html/Topband/2018-10/msg00033.html (10,830 bytes)

13. Re: Topband: Rx splinter (score: 1)
Author: Jose Orellana - EA7BJ <ea7bj@hotmail.com>
Date: Sun, 3 Feb 2019 20:38:51 +0000
More info http://f6aoj.ao-journal.com/crbst_136.html Splitter 2x Rx / AO-Journal p136<http://f6aoj.ao-journal.com/crbst_136.html> AO-Journal p136 : Splitter 160m to 6m 1x ant to 2x Rx. À cause du Mu
/archives//html/Topband/2019-02/msg00048.html (10,034 bytes)

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