[Antennas] matching question

Chris Boone Cboone at earthlink.net
Wed Feb 18 12:34:21 EST 2009


Not a problem.....I can sit at the base of the active tower with an AM radio
tuned to 1700 and no IMD, etc....
We plan to do a test with a radio hooked to the 500ft this weekend.....the
tuner will offer BP tuning and the AM is far enough away not to cause an
issue (at least at the 250watt level...if it were say 5KW, I'd be building a
notch filter!)

Chris
WB5ITT

-----Original Message-----
From: Deon Erwin ZS1ZL [mailto:zs1zl at telkomsa.net] 
Sent: Tuesday, February 17, 2009 10:36 PM
To: Chris Boone; ham-antennas at yahoogroups.com; 'Reflector Antennas Qth.net'
Subject: Re: [Antennas] matching question

Chris

How will you cope with a 250W broadcast signal on the same site?

Deon ZS1ZL

----- Original Message ----- 
From: Chris Boone
To: ham-antennas at yahoogroups.com ; 'Reflector Antennas Qth.net'
Sent: Monday, February 16, 2009 5:08 AM
Subject: [Antennas] matching question


Have a chance to use a 500ft tower (Broadcast) for the 160m CQ SSB contest
coming up..it does have the 120 radials under it and the station is
currently running on one tower at 250watts.They have no money to finish out
the matching to the new tower, etc so it is not used right now.I am curious
as to what this will present on 160mtrs?? Can someone model that for me and
let me know say 1800, 1900 and 2000kHz?? Plan is to put the tuner at the
base and run RG 8 back to the rig..

Thanks
Chris
WB5ITT



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