[Antennas] DC voltage on coax

Chris Boone CBoone at earthlink.net
Fri Nov 5 07:12:01 EST 2004


RFC, etc. is on the wrong side of the cap at the radio end  :)

Chris
WB5ITT


> -----Original Message-----
> From: antennas-bounces at mailman.qth.net 
> [mailto:antennas-bounces at mailman.qth.net] On Behalf Of William Lambing
> Sent: Wednesday, November 03, 2004 9:47 PM
> To: antennas at mailman.qth.net; Ray Brown
> Subject: Re: [Antennas] DC voltage on coax
> 
> 
> Use a series cap to isolate the DC from the radio and 
> antenna.  Then feed/extract the DC with a series 1mh RF Choke 
> that is applied after the cap to the radio.
> 
> ANT-----||----------------------||-------radio
>                  |                        |
>                  |                        |
>                RFC                     RFC 
>                  |                        |
>                  |                        |
>                Relay                   +Volts
>                 coil
> 



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