Depends ... More testing need to be done.

Try independant AC.
Try no antenna,powersupply....
Move around with another APP, Blast his tower with RF.
see if interference is changing.
Make sure it is grounded, radio & antenna.




-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Sam
Sent: Friday, November 14, 2003 12:52 AM
To: [EMAIL PROTECTED]
Cc: Bonsalls TV
Subject: APPO Interfering with VHF TV?


Hi Everyone

Here's one I haven't seen here before.....

I am in the process of expanding into a new town. The company who's
tower 
I'm using for my APPO is telling me that when my APPO is powered on it 
interferes with their TV reception - specifically channel 7 (VHF).

I don't know how 2.4 GHz would bother channel 7 (which is what, 140
MHz?)  
but I know the guy who owns the tower, and he woudn't make this up. Plus
he is sharp with computers/electronics. If he unplugs the power to the
APPO the signal instantly clears up. Plug the APPO back in and channel 7
becomes unviewable.

This is important because his business is a TV store and he uses the 
off-air signal (channel 7) to demo new televisions to his customers.

The tower is set up like this:

|
My Omni Antenna
|
| 10 feet
|
------- His TV Antenna
|
|
| 60 feet
|
|
|
|
Building with TVs for sale in it
-------------------------------

My omni antenna is horizontally polorized, 12 dB. There are no amps on
my 
stuff.

Are there any filters I can get or anything I can do to help prevent
this?  
I can move my antenna to a different location in town as a last resort,
but I'd really like to keep it where it's at. But the guy's main
business where it's at now is selling televisions, and leaving it as-is
is not an option. Would putting the TV antenna above the omni make any
difference? Is there anything else I can to to prevent the interference?

Thanks Everyone!
Sam

Update: I also found out that I'm knocking out Channel 7 all over the 
town. (One of my APs is on the local television tower.....) If I can't
fux 
this I'll have to move that one too, and that would be devastating. :(





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