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| To: | rsgb_lf_group <[email protected]> |
|---|---|
| Subject: | Re: LF: A transductor instead of a traditional variometer on VLF/LF/MF? |
| From: | Warren Ziegler <[email protected]> |
| Date: | Sat, 14 May 2016 10:58:35 -0400 |
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| In-reply-to: | <[email protected]> |
| References: | <[email protected]> <[email protected]> |
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| Sender: | [email protected] |
Yes NAA uses a saturated core reactor: http://coldwar-c4i.net/VLF/design.html On Sat, May 14, 2016 at 9:33 AM, John Bruce McCreath <[email protected]> wrote: > I think they use something like that at the USN's big VLF transmitter NAA in > Cutler, Maine, to keep > the giant antenna in tune with the FSK transmissions. The same with SAQ in > Grimeton, Sweden. > > 73, J.B., VE3EAR > > LowFER Beacon "EAR" > 188.830 kHz. QRSS30 > EN93dr > > > > > > -- 73 Warren K2ORS WD2XGJ WD2XSH/23 WE2XEB/2 WE2XGR/1 |
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