Re: LF: Results of optimising an active antenna

[Alberto di Bene <dibene@usa.net>]

Johan H. Bodin wrote:
> Yes, those Trappiste beers are quite interesting, Chimay for example 
> which is available in different signal strengths (QRP..QRO), but I don't 
> believe it is possible to get them in metal cans. As a compromise, you 
> can try to wrap the bottle in metal foil, or, avoid drinking it and 
> solder the FET gate directly to the bottle's cap. :-)
> 73
> Johan SM6LKM
Oh no.... avoiding drinking it would be asking too much.... :-)

And G4GVW says :

> We may, therefore, suppose that S/N ratios might depend on the number of
> samples, their frequency and relative signal strengths. The condition of
> the observer should,probably, also be taken into account!
Correct... so to reduce the variance, what would be needed is a much greater 
number
of samples so to average out the statistical fluctuations... hmmm, not too bad 
a task...  :-)

73  Alberto  I2PHD