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LF: 60 Hz

from [Jean-L. RAULT] [Permanent Link][Original]
To: [email protected]
Subject: LF: 60 Hz
From: "Jean-L. RAULT" <[email protected]>
Date: Thu, 02 Jun 2011 09:51:47 +0200
Reply-to: [email protected]
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To whom it might concern ...

The  US power grid 60 Hz spectral line is also detectable in Europe.
See attached spectrogram I recorded with an e-field receiver (1m long vertical whip + FET/BJT cascode preamplifier). 

Jean-Louis  F6AGR

Attachment: 60Hz.jpg
Description: JPEG image

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