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G0FTD > BEACON 21.01.06 00:20l 24 Lines 829 Bytes #999 (0) @ EU
BID : 473341G0FTD
Read: GUEST
Subj: Re: Accuracy of UK beacons
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DB0ACH<DB0ACC<DB0GOS<DB0RES<ON0AR<GB7CIP<GB7YFS<GB7MAX<GB7ESX<GB7NNA
Sent: 060120/1831z @:GB7NNA.#31.GBR.EU #:77797 $:473341G0FTD [Witham, Esx]NNA
G8MNY wrote:-
>To measure beacons etc, I just set the signal generator to be 1KHz off
>channel to produce a 1KHz audio beat note with my Rx in AM, then measure
>the AF on a counter, for very week signals I compare this note with an AF
>osc & counter by ear.
Similar to my method.
I just tune 1khz off the quoted frequncy and feed the beat note to a
spectrogram for audio on my PC.
Date measured
> Beacon Location Allocation 4/2000 6/2001 1/2006
> GB3VHF Wrotham beacon from Kent on 144.430 -800 -1033 -390 Hz.
Hmmm - I measured it yesterday and it appeared spot on and I've just
checked again and it still appears to be correct.
Of course being an FSK signal one always has to remember to measure the
correct side of it ;-)
- Andy -
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