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G0FTD > VHFUHF 14.02.06 00:24l 27 Lines 699 Bytes #999 (0) @ WW
BID : 0E3469G0FTD
Read: GUEST
Subj: Re: Frequency selective propogatio
Path: ON0AR<ON0AR<IK1ZNW<IW8PGT<CX2SA<GB7YFS<GB7LGS<GB7ESX<GB7NNA
Sent: 060213/2226z 79578@GB7NNA.#31.GBR.EU $:0E3469G0FTD [Witham, Esx]NNA V3.1
G6KUI wrote:-
>
> The differences occur over a much smaller frequency shift than what Andy
> suggests.
> It talks about the variations WITHIN a 6-8MHz TV channel bandwidth.
Wow! What an eye opener.
> - large-scale multipath effects (reflections from nearby house walls,
> etc. attenuate certain frequencies)
Aha - so it does come down to multipath.
I could never have imagined that you could get such chaotic and large
scale scattering effects. Hence my initial disbelief.
> I hope the above info is of use/interest.
It sure has.
Thanks to G8MNY,G0SYR,VK3ABK and yourself for taking part in a useful
discussion - we've certainly had a bit of selftraining for the last
couple of days.
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