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1. LF: Active_antennas (score: 1): Author: "Tracey Gardner" <[email protected]>; Date: Sun, 05 Feb 2006 11:44:56 +0100; The theory behind the "height gain" observed using small LF active antennas at different heights has to do with compression of the near-earth LF potential gradient caused by the grounded "mast" holdi; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-02/msg00390.html (11,177 bytes)
2. LF: Active_antennas (score: 1): Author: "Tracey Gardner" <[email protected]>; Date: Sun, 05 Feb 2006 12:02:43 +0100; Or any other battery rx for that matter if your binocs (and arms) are strong enough! The effect can be seen on MW b/c stations.Walter. How high would you need/want to go? An SPM-3 isn't too heavy. Tr; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-02/msg00393.html (10,366 bytes)

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