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Old 26-Dec-2014, 3:47 AM   #4
jsc3iii
Junior Member
 
Join Date: Oct 2014
Location: Georgia
Posts: 3
I have a Clearstream4 and a CPA-19 amplifier, but I am pretty sure the CS4 isn't going to get it done (taking it up there this weekend to start finding out).

I was thinking of dual antennas.

The DB8e outperforms the 91XG in the lower part of the UHF band, according to the published TDS), but that is based on the additional assumptions of no loss in combiner and phasing harness for the DB8e - how far from reality is that assumption? Is there any other readily available antenna I should be considering besides these two? The Winegard
HD-9032 or HD9095P seem to claim higher published gain than either the DB8e or the 91XG, but the experts on the web seem to generally recommend the latter two most often.

Along with that, something like the Antennacraft Y10-7-13 for hi VHF, unless someone has a better suggestion - the 9.4 dB gain is going to be pretty marginal for the CBS station on channel 12. Is there anything out there VHF only with comparable gain to the Winegard HD7698P (11 dB for channel 11 and 12 dB for channel 13)?

I guess just looking at published data doesn't tell the whole story, because published comparisons of the Y10-7-13 and HD7698P seem to give the edge to the Y10-7-13, and similarly comparisons between the Winegard PR9032 (I presume similar to the HD-9032) and the 91XG give the edge to the 91XG.

I want to keep the height reasonable if possible, maybe a 10 foot tripod on the roof with a 15 foot mast, with the Y10-7-13 over the DB8e?

As for the rotor, I would probably try manually rotating the mast to see if there was any point in looking at Atlanta, Knoxville or Greenville stations instead of Chattanooga, though the TV Fool reports all seem to suggest that Chattanooga is the most likely candidate.

Any reason to consider maybe a PA-18 amplifier instead of the CPA-19 I already have? Is there a better recommendation for a low noise amplifier with independent UHF and VHF inputs?

Also, does it make any sense to use my Motorola BDA-100S4 as an amplified splitter to distribute the signal around a 4500 sq ft house?
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