http://82.165.144.139/dtvkaku/launch_02.asp
about 3:25 in the video. 250 - 750 MHz 950 - 1450 MHz 1650 - 2150 MHz That's what travels over the wires. The BBC would only make a difference on the 3" cable from the BBC to the receiver. ---------- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com ----- Original Message ----- From: "Chuck McCown" <[EMAIL PROTECTED]> To: "WISPA General List" <wireless@wispa.org> Sent: Friday, July 25, 2008 10:13 AM Subject: Re: [WISPA] Direct TV interference from 802.11b client? >I think it does as far as the frequencies go. They have added a little > frequency convertor box to the receive end to allow the receiver to select > which block of IF frequencies it wants. Two inputs allows four blocks of > frequencies plus LNB switching would allow up to 8 different LNBs to be > used > with 2 coax' cables. > ----- Original Message ----- > From: "Mike Hammett" <[EMAIL PROTECTED]> > To: "WISPA General List" <wireless@wispa.org> > Sent: Friday, July 25, 2008 9:04 AM > Subject: Re: [WISPA] Direct TV interference from 802.11b client? > > >> That doesn't apply to the new 5 LNB systems, but I don't have the time to >> figure out what the new ones are. >> >> >> ---------- >> Mike Hammett >> Intelligent Computing Solutions >> http://www.ics-il.com >> >> >> ----- Original Message ----- >> From: "Chuck McCown" <[EMAIL PROTECTED]> >> To: "WISPA General List" <wireless@wispa.org> >> Sent: Friday, July 25, 2008 9:31 AM >> Subject: Re: [WISPA] Direct TV interference from 802.11b client? >> >> >>> Directv IF frequencies. >>> Lower IF 950-1450 MHZ >>> Upper IF 1650-2150 MHz >>> >>> So, we are not in the middle of either of those bands. >>> The IF signal should be stronger than any spur an SM or SU could >>> produce. >>> >>> ----- Original Message ----- >>> From: "Larry A Weidig" <[EMAIL PROTECTED]> >>> To: "WISPA General List" <wireless@wispa.org> >>> Sent: Friday, July 25, 2008 8:25 AM >>> Subject: Re: [WISPA] Direct TV interference from 802.11b client? >>> >>> >>>> We have seen this probably a couple of times ourselves. For us >>>> in every instance it was the power supply causing the interference. >>>> Easy enough to test, unplug the radio but leave the power adapter in >>>> the >>>> outlet connected to nothing. If still interference you can try >>>> swapping >>>> the power supply or move one of the two to a different circuit if >>>> possible. >>>> >>>> -----Original Message----- >>>> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On >>>> Behalf Of Jim Patient >>>> Sent: Friday, July 25, 2008 9:03 AM >>>> To: WISPA General List >>>> Subject: Re: [WISPA] Direct TV interference from 802.11b client? >>>> >>>> Are you using the satellite ground block? >>>> Is your ethernet cable running up with there cable? If so is it >>>> shielded? >>>> >>>> We have a number of installs literally on the same mast because they >>>> didn't want a second mast. We've never had an issue. We run our own >>>> ground from the radio to a ground rod and try to keep the cable away >>>> from the dish cable. >>>> >>>> Matt wrote: >>>>>> I had a customer call. She said she had some time so she was going >>>> to call >>>>>> before her satellite guy was going to. The customer has been >>>> installed for >>>>>> a couple years, but she swears that her 'pixelated' satellite >>>> reception on >>>>>> channels 3,5 and 9 are due to my system. The satellite folks >>>> replaced the >>>>>> dish, and head, and finally blamed my equipment mount a couple feet >>>> to the >>>>>> side of their dish. This customer claims that when pixelation >>>> occurs, she >>>>>> can unplug our equipment and the problems 'disappears'. Lets see, >>>> 2.4Ghz >>>>>> and what, 6 or 11G for the dish tv. don't see where on the RF front >>>> there >>>>>> is a remote possibility of interference. The coax goes around the >>>> house, >>>>>> our cat5 goes thru the crawlspace. Anyone ever have these kinds of >>>> issues? >>>>>> The customer expects me to re-install equipment on the other side of >>>> the >>>>>> house for free? Any suggestions? >>>>>> >>>>> >>>>> Can you lock the ethernet on a different rate and see if it makes a >>>> difference? >>>>> >>>>> Matt >>>>> >>>>> >>>>> >>>> ------------------------------------------------------------------------ >>>> -------- >>>>> WISPA Wants You! Join today! >>>>> http://signup.wispa.org/ >>>>> >>>> ------------------------------------------------------------------------ >>>> -------- >>>>> >>>>> WISPA Wireless List: wireless@wispa.org >>>>> >>>>> Subscribe/Unsubscribe: >>>>> http://lists.wispa.org/mailman/listinfo/wireless >>>>> >>>>> Archives: http://lists.wispa.org/pipermail/wireless/ >>>>> >>>> >>>> >>>> >>>> ------------------------------------------------------------------------ >>>> -------- >>>> WISPA Wants You! Join today! >>>> http://signup.wispa.org/ >>>> ------------------------------------------------------------------------ >>>> -------- >>>> >>>> WISPA Wireless List: wireless@wispa.org >>>> >>>> Subscribe/Unsubscribe: >>>> http://lists.wispa.org/mailman/listinfo/wireless >>>> >>>> Archives: http://lists.wispa.org/pipermail/wireless/ >>>> >>>> >>>> >>>> -------------------------------------------------------------------------------- >>>> WISPA Wants You! Join today! >>>> http://signup.wispa.org/ >>>> -------------------------------------------------------------------------------- >>>> >>>> WISPA Wireless List: wireless@wispa.org >>>> >>>> Subscribe/Unsubscribe: >>>> http://lists.wispa.org/mailman/listinfo/wireless >>>> >>>> Archives: http://lists.wispa.org/pipermail/wireless/ >>>> >>> >>> >>> >>> -------------------------------------------------------------------------------- >>> WISPA Wants You! Join today! >>> http://signup.wispa.org/ >>> -------------------------------------------------------------------------------- >>> >>> WISPA Wireless List: wireless@wispa.org >>> >>> Subscribe/Unsubscribe: >>> http://lists.wispa.org/mailman/listinfo/wireless >>> >>> Archives: http://lists.wispa.org/pipermail/wireless/ >>> >> >> >> >> -------------------------------------------------------------------------------- >> WISPA Wants You! Join today! >> http://signup.wispa.org/ >> -------------------------------------------------------------------------------- >> >> WISPA Wireless List: wireless@wispa.org >> >> Subscribe/Unsubscribe: >> http://lists.wispa.org/mailman/listinfo/wireless >> >> Archives: http://lists.wispa.org/pipermail/wireless/ >> > > > > -------------------------------------------------------------------------------- > WISPA Wants You! 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