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| To: | [email protected] |
|---|---|
| Subject: | Re: LF: noise on VK and earth dipole tests |
| From: | John Rabson <[email protected]> |
| Date: | Sat, 15 Oct 2011 18:43:46 +0200 |
| In-reply-to: | <[email protected]> |
| References: | <CAKvcm2d-GA=EajQfQCS54WncqBsFwA5GjpgQpuPcjrtP_rePag@mail.gmail.com> <[email protected]> <CAKvcm2dLYx4_raGoTnAJL-xxLZEEmGStcJHhv8QduMxkxShD1Q@mail.gmail.com> <[email protected]> <CAKvcm2fe9sMFhQb30jigmzi+_Cw8k31iSDLOFY7n2x3J0a9ODg@mail.gmail.com> <[email protected]> |
| Reply-to: | [email protected] |
| Sender: | [email protected] |
On 15 Oct 2011, at 14:14CEST, Stefan Schäfer wrote: > Hello Dimitris, > > I think the 450 Ohm you get is mostly caused by the earth electrode > resistance. So if you spend e.g. 2 instead of one earth rod, maybe you can > get a 3 dB improvement? The more the better up to 6 or 7 rods. From cave radio tests we find that the earth rods need to be spaced by 2 or more times their depth. John F5VLF |
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