> Speaking of basics- the following paragraph is from an Extra class, on
> another reflector:
>
>>Not So! And RF signal consists of an electric field and a magnetic
>>field. The magnetic field can be influenced by ferous materials
>>outside of the coax and can induce current in them. The copper or
He's been reading too much TV antenna literature. The last one I purchased
still said to run the *coax* down the side of the tower using "stand offs"
and to keep the coax well away from metal objects... It was the same speil
they used with twin lead.
Roger Halstead (K8RI and ARRL 40 year Life Member)
N833R - World's oldest Debonair CD-2
www.rogerhalstead.com
>>aluminum shield cannot contain the magnetic field. This is why it
>>is recommended to route coax AWAY from conduit and water pipes
>>through the house. This is also why coiling coax is a no-no. You
>>concentrate the magnetic field and the coil becomes a choke.
>>Especially in VHF and up.
>
> ??
> Bill
>
> Bill Aycock - W4BSG
> Woodville, Alabama
>
>
> _______________________________________________
>
> See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless
> Weather Stations", and lot's more. Call Toll Free, 1-800-333-9041 with
> any questions and ask for Sherman, W2FLA.
>
> _______________________________________________
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>
_______________________________________________
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather
Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
and ask for Sherman, W2FLA.
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