To: | [email protected] |
---|---|
Subject: | Re: VLF: 8819.9 Hz in Virginia? |
From: | Paul Nicholson <[email protected]> |
Date: | Fri, 12 Dec 2014 08:24:36 +0000 |
In-reply-to: | <[email protected]> |
References: | <[email protected]> <[email protected]> <[email protected]> |
Reply-to: | [email protected] |
Sender: | [email protected] |
User-agent: | Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130106 Thunderbird/17.0.2 |
Spectrogram covering 24 hours yesterday http://abelian.org/vlf/tmp/141211c.gif A wandering signal from a crystal source of average stability. These are fairly common when you dig deep enough into the noise. Fortunately easy to distinguish from a GPS locked amateur signal. Demonstrates how useless an undisciplined xtal osc is for VLF (tx and rx). -- Paul Nicholson -- |
<Prev in Thread] | Current Thread | [Next in Thread> |
---|---|---|
|
Previous by Date: | RE: LF: Re: DCF39 propagation, Laurence KL7 L |
---|---|
Next by Date: | Re: VLF: 8819.9 Hz in Virginia?, Markus Vester |
Previous by Thread: | Re: VLF: 8819.9 Hz in Virginia?, Paul Nicholson |
Next by Thread: | Re: VLF: 8819.9 Hz in Virginia?, Markus Vester |
Indexes: | [Date] [Thread] [Top] [All Lists] |