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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Protecting\s+E\s+probe\s+antennas\s+in\s+near\s+field\s+of\s+LF\s+TX\s+antennas\s*$/: 3 ]

Total 3 documents matching your query.

1. Re: LF: Protecting E probe antennas in near field of LF TX antennas (score: 1)
Author: "Roelof Bakker" <>
Date: Wed, 28 Feb 2007 15:10:17 +0100
Hello Johan, Have you tried it without a changeover relay? The J310 input device is pretty sturdy and it won't break the bank when you blow it up. So far I have not have reports of a blown J310 due t
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-02/msg00004.html (11,971 bytes)

2. Re: LF: Protecting E probe antennas in near field of LF TX antennas (score: 1)
Author: Johan Bodin <>
Date: Wed, 28 Feb 2007 13:32:20 +0100
Yes, I am using a small relay in my E-probe antenna. It connects the whip to ground when power is removed. I did not notice any change in sensitivity after adding the relay (although I did not measur
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-02/msg00005.html (12,193 bytes)

3. LF: Protecting E probe antennas in near field of LF TX antennas (score: 1)
Author: "Dave Brown" <>
Date: Thu, 1 Mar 2007 00:51:35 +1300
Has anyone done anything along the lines of the subject line using a mechanical switch/relay arrangement? I expect that any electronic method would add considerably to the capacitance from the probe
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-02/msg00006.html (12,243 bytes)


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