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Old 07-12-2009, 09:50 AM   #11 (permalink)
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One is an driven angled VHF dipole on the CM 2016.

The other is an undriven VHF reflector on the Digitenna Fringe.
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Old 07-12-2009, 06:08 PM   #12 (permalink)
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Quote:
Originally Posted by EscapeVelocity View Post
One is an driven angled VHF dipole on the CM 2016.

The other is an undriven VHF reflector on the Digitenna Fringe.
Hey, Welcome to this forum!

Interesting you mentioned the CM2016 in the U-75R thread. Because I was looking at it just a couple of days ago. I had tried for a long time to figure who make the U-75R, and if you rip off the VHF dipole from a CM2016, it's either a U-75R or a clone. My bets are now that Channel Master makes the U-75R only for Radio Shack and by adding the Vee VHF dipole it got Channel Master around some exclusive private branding with Radio Shack.

Is this the Digitenna Fringe you are talking about? I wasn't familiar with that antenna until I read this post and looked it up.
Digitenna Fringe DIGI1003.pdf

This I found very interesting on the PDF
"This antenna was measured in Georgia Tech. Research Institute’s Anechoic Chamber using standard antenna measurement techniques in IEEE Standard Test Procedures (IEEE Std 149-1979)"

Just looking at it I would swear it didn't have that much VHF gain, but if the above is true, I believe them.
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Old 07-12-2009, 06:18 PM   #13 (permalink)
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Oops the Deep Fringe is 54 inches. The Fringe is 38".

Digitenna is a new company producing a line of antennas made in the USA. (North of Milwaukee.

DigiTenna™ :: The new standard in reception.™
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Old 07-12-2009, 06:25 PM   #14 (permalink)
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I have the Suburban on the way, (which also gives me a Metro because of its modular design).

May have a Fringe, City, and Indoor to check out within 2 weeks as well.

PS- Id appreciate your comments on the Lava thread, with regards to the 2 antennas.
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Old 10-10-2009, 12:30 PM   #15 (permalink)
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Bumping this because I have some information on Corner Reflector Bowties and Yagis coming soon.
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Old 10-30-2009, 06:45 AM   #16 (permalink)
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I bought this antenna last year before the Transition. At the time Radio Shack was marketing it a DTV Ready Antenna. However I finally, a year later, have it installed. While I get the UHF Channels in very well, I don't get the two local Football channels that are still broadcasting in VHF. channel 19 CBS, is now on RF Channel 10, and Channel 8 Fox is still broadcasting on RF channel 8. If I added a 15.5" (Rough length for channel 9) long element to the back of the antenna do you think I'd be able to pick up these two VHF stations? I'm about 20 miles from the stations.
The length calc is 984/Freq(Mhz) = Wave length in Feet then a quarter of that for the antenna.

Will
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Old 10-30-2009, 06:52 AM   #17 (permalink)
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Yeah, a lot of people ended up with UHF only antennas (nearly all of the digital and HD stuff was on UHF when everyone was dual broadcasting analog and digital pre analog shutdown)...so that was all you needed then.

Maybe, I would do something similar to the Digitennas. Put a 28" metal rod about 15" directly behind the active UHF element.

But you are probably MUCH better off making a VHF folded dipole and adding it to the signal of the RS U75 via a UVSJ seperator/combiner. Can be mounted on the same mast as the U75.

Last edited by EscapeVelocity; 10-30-2009 at 06:55 AM.
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