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1. Re: LF: ERP calculation (revised) (score: 1): Author: Markus Vester <[email protected]>; Date: Thu, 02 Sep 2010 13:07:22 -0400; Dear Roger, thanks for sharing your results! The directional dependence should be a simple cosine law, so going from 45° to 0° would give you another 3 dB, or 3.8 uW ERP. Thus your total radiated pow; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-09/msg00289.html (12,520 bytes)
2. LF: ERP calculation (revised) (score: 1): Author: Roger Lapthorn <[email protected]>; Date: Wed, 1 Sep 2010 12:41:24 +0100; Today I managed, I believe, for the first time to accurately measure the ERP of my QRPp system on 137kHz. This is the method used: Using the E-field probe, FT817 (AGC off, gain backed off as far as p; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-09/msg00310.html (11,556 bytes)
3. Re: LF: ERP calculation (revised) (score: 1): Author: Stefan Schäfer <[email protected]>; Date: Thu, 02 Sep 2010 19:54:37 +0200; Hello Markus, Roger, LF, Am 02.09.2010 19:07, schrieb Markus Vester: Note this is using the radiation resistance for a loop in free space, as the effect of ground is already included in the earth ant; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-09/msg00447.html (9,944 bytes)

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