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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+RE\:\s+Unwanted\s+LF\s+radiation\s*$/: 7 ]

Total 7 documents matching your query.

1. LF: RE: Unwanted LF radiation (score: 1)
Author: "Gary - G4WGT" <>
Date: Fri, 10 Jun 2005 14:01:10 +0100
Hi Howard, In response I can only say that I am Tiscali Broadband on a BT line whilst activly receiving signals mainly on 136KHz but often tuning 30 KHZ up to 500 KHz & I have not come accross anythi
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-06/msg00033.html (10,954 bytes)

2. LF: Re: Unwanted LF radiation (score: 1)
Author: "Alan Melia" <>
Date: Fri, 10 Jun 2005 15:19:09 +0100
Hi Howard, although an ex BT man I dont reckon to know anything about telephones really !! One thought occurs to me that in the past there have been problems due to faulty devices in terminals (instr
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-06/msg00034.html (13,864 bytes)

3. RE: LF: Re: Unwanted LF radiation (score: 1)
Author: "Laurence KL1X" <>
Date: Fri, 10 Jun 2005 06:50:33 -0800
Being another Ex BT man (!) and having wandered thru the streets tracking down a) pirate radio stations but less interesting and more often b) faulty switchmode PSU's Im wondering whether you have a
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-06/msg00035.html (13,345 bytes)

4. Re: LF: Re: Unwanted LF radiation (score: 1)
Author: Andre Kesteloot <>
Date: Fri, 10 Jun 2005 11:18:36 -0400
If that is not the problem the other area I have found with wideband noise are fluorescent light particularly when the starter is getting a bit old.....some still strike after the tube is lit. Anoth
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-06/msg00036.html (9,915 bytes)

5. LF: Re: Unwanted LF radiation (score: 1)
Author: "Howard Aspinall" <>
Date: Sun, 12 Jun 2005 13:27:17 +0100
Thanks to all who've taken the trouble to reply. I'm not aware of any water pumping stations in the area, and the LF signal remains when everything is disconnected from the line other than the analys
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-06/msg00039.html (11,485 bytes)

6. Re: LF: Re: Unwanted LF radiation (score: 1)
Author:
Date: Mon, 13 Jun 2005 19:55:28 EDT
AND to add to it all ! I am not an ex-BT man (but as Alan NYK will attest have worked within the system) It is not unknown for strange effects to be manifest at points where the copper network change
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-06/msg00044.html (8,630 bytes)

7. Re[2]: LF: Re: Unwanted LF radiation (score: 1)
Author: "John Rabson" <>
Date: Tue, 14 Jun 2005 16:41:37 +0100
In the 1970s, copper was so expensive that aluminium was used in telephone cables. Providing a reliable joint between the copper pair and an aluminium one was interesting. John G3PAI ** REPLY SEPARAT
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-06/msg00046.html (9,649 bytes)


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