How much existing equipment is in these bands on what polarities? I'm assuming TV broadcast on V and H and then mics on random linear polarities.
----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com -------------------------------------------------- From: "Cameron Crum" <[email protected]> Sent: Monday, April 05, 2010 4:54 PM To: "WISPA General List" <[email protected]> Subject: Re: [WISPA] WISPA TV Whitespaces Meeting with the FCC > Well it will still see the H and V pol but at reduced gain. The main > advantage would be to use as you suggest...opposite pols for greater > frequency reuse. > > Cameron > > On 4/5/2010 4:41 PM, Matt Liotta wrote: >> Doesn't a circularly polarized antenna actually accept more noise? I mean >> if you have a vertically polarized antenna than horizontal noise is >> reduced by 20db and vice versa. Whereas, there is no such penalty for a >> circularly polarized antenna regarding vertically and horizontally >> polarized noise. In fact, only the opposite circularly polarized patten >> has a penalty. >> >> -Matt >> >> On Apr 5, 2010, at 5:32 PM, Cameron Crum wrote: >> >> >>> Actually, Mike I like your original idea about circularly polarized >>> antennas for these bands. They are by nature, very broadband, and don't >>> need to be extremely big. At these frequencies, propagation is so much >>> better, that you wouldn't super high gain...and probably wouldn't want >>> it. Besides that, the circ. pol will help filter out a lot of the >>> unwanted noise. >>> >>> Cameron >>> >>> On 4/5/2010 12:27 PM, Mike wrote: >>> >>>> Think innovation. Remove or move a segment of a certain element design >>>> and >>>> you've modified the resonant frequency. With things I have in my barn >>>> I >>>> could design and build a turnstile with tunable elements. Think >>>> trombone >>>> with specific markings. Broadband antennas by design need be larger >>>> than an >>>> antenna designed for a specific segment. From everything I know about >>>> antenna design, this is NOT a deal breaker. >>>> >>>> Friendly Regards, >>>> >>>> Mike >>>> >>>> Mike Gilchrist >>>> Disruptive Technologist >>>> Advanced Wireless Express >>>> P.O. Box 255 >>>> Toledo, IA 52342 >>>> 239.770.6203 >>>> [email protected] >>>> >>>> >>>> -----Original Message----- >>>> From: [email protected] [mailto:[email protected]] On >>>> Behalf Of Mike Hammett >>>> Sent: Monday, April 05, 2010 12:10 PM >>>> To: WISPA General List >>>> Subject: Re: [WISPA] WISPA TV Whitespaces Meeting with the FCC >>>> >>>> While it wouldn't need to cover the entire range, I'd expect at a most >>>> separate UHF and VHF antenna... otherwise you're way too specific and >>>> would >>>> >>>> need to stock too many different antenna models. >>>> >>>> >>>> ----- >>>> Mike Hammett >>>> Intelligent Computing Solutions >>>> http://www.ics-il.com >>>> >>>> >>>> >>>> -------------------------------------------------- >>>> From: "Mike"<[email protected]> >>>> Sent: Monday, April 05, 2010 8:23 AM >>>> To: "'WISPA General List'"<[email protected]> >>>> Subject: Re: [WISPA] WISPA TV Whitespaces Meeting with the FCC >>>> >>>> >>>> >>>>> Awesome report! Thanks. >>>>> Give me equipment capable of 20 watts, circularly polarized sectors, a >>>>> turnstile antenna on the CPE, and it would be a perfect fit for THIS >>>>> rural >>>>> market. At that power level, and circular polarization, I could reuse >>>>> any >>>>> channel on the same tower using opposite circular sense. I know some >>>>> of >>>>> the >>>>> discussion in the past on this list led some to believe an antenna >>>>> would >>>>> look like a big TV log periodic, but it just isn't so. A TV antenna >>>>> is by >>>>> necessity a broadband device, and as such is BIG to handle a RANGE of >>>>> frequencies. A turnstile or other narrow band antenna could be built >>>>> to >>>>> blend with the aesthetics of a home or business. Heck, if this comes >>>>> to >>>>> pass, I may go into the antenna building business just for this usage. >>>>> >>>>> Friendly Regards, >>>>> >>>>> Mike >>>>> >>>>> Mike Gilchrist >>>>> Disruptive Technologist >>>>> Advanced Wireless Express >>>>> P.O. Box 255 >>>>> Toledo, IA 52342 >>>>> 239.770.6203 >>>>> [email protected] >>>>> >>>>> -----Original Message----- >>>>> From: [email protected] [mailto:[email protected]] >>>>> On >>>>> Behalf Of Steve Barnes >>>>> Sent: Monday, April 05, 2010 7:41 AM >>>>> To: WISPA General List >>>>> Subject: Re: [WISPA] WISPA TV Whitespaces Meeting with the FCC >>>>> >>>>> This is a great report good job guys and thank you. >>>>> >>>>> Next question. I don't know any of the team personally just from your >>>>> posts. The picture in the report, can you give us a who's who left to >>>>> right. >>>>> >>>>> Steve Barnes >>>>> RC-WiFi Wireless Internet Service >>>>> >>>>> -----Original Message----- >>>>> From: [email protected] [mailto:[email protected]] >>>>> On >>>>> Behalf Of Jack Unger >>>>> Sent: Saturday, April 03, 2010 7:17 PM >>>>> To: [email protected]; WISPA General List >>>>> Subject: [WISPA] WISPA TV Whitespaces Meeting with the FCC >>>>> >>>>> Last Wednesday, March 31, the WISPA FCC Committee assisted by the >>>>> WISPA >>>>> Promotions Committee met with top managers of the FCC Office of >>>>> Engineering >>>>> and Technology (OET) at FCC Headquarters in Washington D.C. >>>>> to discuss the status of WISPA's TV Whitespaces filings. >>>>> >>>>> The following Members represented WISPA. Ryan Spott, Alex Phillips, >>>>> John >>>>> Scriver, and Jack Unger. The WISPA Team was assisted by Steve Coran of >>>>> Rini/Coran LLC in Washington. >>>>> >>>>> All Team Members made valuable contributions to the effort and we all >>>>> feel >>>>> that the meeting went well. Our goal was to ask the FCC take favorable >>>>> action soon on WISPA's Petitions to adjust the TV Whitespace rules by >>>>> making >>>>> corrections to several problem areas, thereby making WISP use of the >>>>> Whitespaces more practical and more successful. >>>>> >>>>> I'm attaching a more detailed report (.doc file) and also the official >>>>> written filing (PDF) that WISPA is required to make after every >>>>> meeting >>>>> with >>>>> the FCC. A copy of our FCC PowerPoint presentation is also required to >>>>> be >>>>> part of our written filing. To easily view our presentation, please >>>>> rotate >>>>> the attached PDF clockwise 90 degrees in your Adobe Reader viewer. >>>>> >>>>> Your questions and constructive suggestions are always welcome. >>>>> >>>>> Respectfully Submitted, >>>>> >>>>> Jack Unger >>>>> WISPA FCC Committee Chair >>>>> 818-227-4220 >>>>> >>>>> -- >>>>> Jack Unger - President, Ask-Wi.Com, Inc. >>>>> Network Design - Technical Training - Technical Writing Serving the >>>>> Broadband Wireless, Networking and Telecom Communities since 1993 >>>>> www.ask-wi.com 818-227-4220 [email protected] >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>> ---------------------------------------------------------------------------- >>>> >>>> >>>>> ---- >>>>> WISPA Wants You! Join today! >>>>> http://signup.wispa.org/ >>>>> >>>>> >>>>> >>>> ---------------------------------------------------------------------------- >>>> >>>> >>>>> ---- >>>>> >>>>> WISPA Wireless List: [email protected] >>>>> >>>>> 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: [email protected] >>>>> >>>>> 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: [email protected] >>>> >>>> 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: [email protected] >>>> >>>> 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: [email protected] >>> >>> 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: [email protected] >> >> 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: [email protected] > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ > -------------------------------------------------------------------------------- WISPA Wants You! 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