> -----Original Message-----
> From: [email protected] [mailto:hum-
> [email protected]] On Behalf Of Trev
> Sent: Saturday, 4 April 2009 4:18 p.m.
> To: Hum Sufferers
> Subject: Re: Toxic Skies........
>
>
> Al is not magnetic L. It will screen radio waves though. The physics
> is complex but iron is a better screen all round.
> Unless it is solid it won't stop/trap specific freqs.
> Aerials are made fom Al.- as electically tuned pickups.
No. Antennas are made of aluminium because it is light and relatively
corrosion-resistant.
geoff
--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups "Hum
Sufferers" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to
[email protected]
For more options, visit this group at
http://groups.google.com/group/hum-sufferers?hl=en
-~----------~----~----~----~------~----~------~--~---
