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Re: LF: Original 73kHz first.

from [Graham] [Permanent Link][Original]
To: <[email protected]>
Subject: Re: LF: Original 73kHz first.
From: "Graham" <[email protected]>
Date: Sat, 20 Feb 2016 00:37:29 -0000
Importance: Normal
In-reply-to: <CAA8k23RkOq8u68Lp=64L1DWLcSSbk3aN3a-NwcOW36wpxp2v0g@mail.gmail.com>
References: <CAA8k23RkOq8u68Lp=64L1DWLcSSbk3aN3a-NwcOW36wpxp2v0g@mail.gmail.com>
Reply-to: [email protected]
Sender: [email protected]
First true free running  single pass  data  TA  decode  on 73 K 

-43 , right on the  lower limit, but 9% fade [data loss] very stable path 

02:25 73 WG2XRS de DL-SWL Op65 -43 dB F:9% in nr Wolfsburg

More local USA  decodes 

-23dB s/n OPERA 0.073 08/12/2013 23:07 WG2XRS W3NF
-20dBs/n OPERA 0.073 08/12/2013 23:07 WG2XRS K3SIW
-9dBs/n OPERA 0.073 08/12/2013 23:07 WG2XRS W1VD
-18dBs/n OPERA 0.073 08/12/2013 23:07 WG2XRS KB4OER

73-G,

Sent: Friday, February 19, 2016 10:40 PM
Subject: LF: Original 73kHz first.

Can anyone remember what the first claimed 73kHz QSO  was .  I seem to remember it was a few tens of metres across a car park, probably in 1996
(Strictly, that was a capacitor not radiation, but...)

I'm giving a talk on LF/MF in a couple of weeks, and want to get the timeline right.

Andy  G4JNT
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