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References: [ +from:[email protected]: 226 ]

Total 226 documents matching your query.

101. Re: LF: RE: 8,97 kHz active antenna circuit and pictures (score: 1)
Author: "Ken" <[email protected]>
Date: Tue, 11 May 2010 20:05:07 +0100
Hello Horst. Just clicked to open your pictures, but no pictures appeared. 73 Ken M0KHW -- Original Message -- From: [email protected] Horst Stöcker To: [email protected] rsgb_lf_group
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-05/msg00286.html (20,298 bytes)

102. LF: 500Khz (score: 1)
Author: "Ken" <[email protected]>
Date: Sun, 25 Jul 2010 18:41:08 +0100
I will be listening on 502.000 until 18.15 UTC 73. Ken M0KHW IO91TV
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-07/msg00365.html (9,072 bytes)

103. LF: G3XPU QSO on 500kHz (score: 1)
Author: "Ken" <[email protected]>
Date: Mon, 26 Jul 2010 22:55:46 +0100
Thankyou for the QSO on 502.00kHz on Sunday evening. 73 Ken. M0KHW IO91TV
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-07/msg00472.html (9,150 bytes)

104. Re: LF: Simple, low cost, 8.970kHz stable source? (score: 1)
Author: KEN WRIGHT <[email protected]>
Date: Tue, 26 Oct 2010 18:28:32 +0100 (BST)
73 Roger G3XBM -- http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk http://www.youtube.com/user/g3xbm G3XBM GQRP 1678 ISWL G11088
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-10/msg00637.html (11,614 bytes)

105. Re: LF: Any ADSL2 BBand router / RF proof ? (score: 1)
Author: "Ken" <[email protected]>
Date: Sun, 28 Nov 2010 21:14:27 +0100
Hello Everyone. I think you will find that with your line length from the serving exchange (7km)? the S/N ratio will be poor, a minimum of 10dB is required, my copper connection is about 2.7km which
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00019.html (26,557 bytes)

106. LF: LF Coils (score: 1)
Author: "Ken" <[email protected]>
Date: Fri, 12 Nov 2010 20:28:40 +0100
Hello Hans. These bins are almost 1m in height, and at least 50cm in diameter. Regards Ken M0KHW
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00365.html (9,747 bytes)

107. Re: LF: LF Coils calculation (score: 1)
Author: "Ken" <[email protected]>
Date: Sat, 13 Nov 2010 11:30:53 +0100
Dear Hans and everyone who has sent me info on LF coil calculations. Thank you, this has greatly increased my knowlege on the subject. It shows that the LF community are a very knowlegable and kind p
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00547.html (14,087 bytes)

108. LF: LF Coils (score: 1)
Author: "Ken" <[email protected]>
Date: Thu, 11 Nov 2010 21:31:03 +0100
Hello Everyone. I went into a branch of Wilkinsons (Watford), today, and saw some straight sided cylindrical dust bins about 0.5m diameter, useful for large coils? 73 Ken M0KHW IO91TV
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00588.html (10,042 bytes)

109. LF: DK7FC's VLF Active Antenna (score: 1)
Author: "Ken" <[email protected]>
Date: Wed, 29 Dec 2010 17:59:40 +0100
Stefan. Could you please recommend an equivalent to to BF862 which is not Surface Mount for use in this circuit. 73s Ken M0KHW
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00003.html (10,305 bytes)

110. LF: Re: Re: Sound Card mic Impedance (score: 1)
Author: "Ken" <[email protected]>
Date: Thu, 16 Dec 2010 22:05:14 +0100
Hi Clements. Are you sure, shunting a 50 ohm resistor with 4k ohms reduces it down to 49.38 ohms or am I missing something?. 73. Ken M0KHW -- Original Message -- From: [email protected] Clemens Paul To:
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00059.html (15,203 bytes)

111. LF: Sound Card Impedance (score: 1)
Author: "Ken" <[email protected]>
Date: Wed, 15 Dec 2010 21:11:24 +0100
Hello all. Does anyone know the approximate impedance of the mic input jack on a pc sound card. 73. Ken M0KHW
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00095.html (10,189 bytes)

112. LF: Re: Re: Re: Re: Sound Card mic Impedance (score: 1)
Author: "Ken" <[email protected]>
Date: Thu, 16 Dec 2010 22:41:29 +0100
Hi Clemens. Dont forget I am trying to attenuate an unwanted incoming antenna rf voltage. 73. Ken. M0KHW -- Original Message -- From: [email protected] Clemens Paul To: [email protected] rsgb_
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00128.html (18,303 bytes)

113. Re: LF: 160 to 190 KHz a real magic band ? (score: 1)
Author: "Ken" <[email protected]>
Date: Tue, 28 Dec 2010 21:59:29 +0100
Hi. I also had a message rejected as spam on the 27th. 73s. Ken M0KHW -- Original Message -- From: [email protected] Alberto di Bene To: [email protected] [email protected] Sent: T
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00189.html (13,328 bytes)

114. LF: VLF Test (score: 1)
Author: "Ken" <[email protected]>
Date: Mon, 27 Dec 2010 13:28:16 +0100
Chris. about 12.25 UTC Ken
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00309.html (8,840 bytes)

115. LF: Seasons Greetings (score: 1)
Author: "Ken" <[email protected]>
Date: Sat, 25 Dec 2010 13:15:22 +0100
To All LF People Wishing every one the Seasons Greetings and good DX in 2011, especially Stefan and his German colleagues. 73s. Ken. M0KHW. IO91TV
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00357.html (9,178 bytes)

116. LF: Sound Card mic Impedance (score: 1)
Author: "Ken" <[email protected]>
Date: Thu, 16 Dec 2010 21:07:14 +0100
Thank you all LFs. Thank you for all the info that you sent me, it looks they can be anything from 4k ohms upwards, this is ok for me, I am doing a Low Pass Filter to use with Winrad, F1, 20kHz, F2,
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00462.html (10,805 bytes)

117. LF: Re: Re: Re: Re: Sound Card mic Impedance (score: 1)
Author: "Ken" <[email protected]>
Date: Thu, 16 Dec 2010 22:38:15 +0100
Hi Clemens. How about a 50 ohms in 4k out filter with the knowlege that the sound card input Z can be anything from 4k upwards. 73. Ken M0KHW -- Original Message -- From: [email protected] Clemens Paul T
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00538.html (18,718 bytes)

118. Re: LF: Sound Card mic Impedance (score: 1)
Author: "Ken" <[email protected]>
Date: Thu, 16 Dec 2010 21:59:13 +0100
Hello Andy. I must admit I had not thought of that, so used to using equal impedances, I did use AADE for this and the component values came almost as standard values, I used the tolerance option of
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00603.html (14,416 bytes)

119. LF: Re: VLF Tests - G3XIZ (score: 1)
Author: "Ken" <[email protected]>
Date: Sat, 25 Dec 2010 13:10:12 +0100
Hello Chris. When you publish the times I will see what I can do in Luton. 73. Ken M0KHW IO91TV -- Original Message -- From: [email protected] Chris Osborn To: [email protected] LF Group S
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00617.html (12,861 bytes)

120. LF: Re: Re: Re: VLF Test Transmission - Monday (score: 1)
Author: "Ken" <[email protected]>
Date: Mon, 13 Dec 2010 14:05:12 +0100
Mal. Not sure if I was using Winrad correctly had problems in setting the receive bandwidth, commoned both legs of my doublet feeder and connected them into the soundcard mic input. There was a small
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-12/msg00726.html (15,639 bytes)

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