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Forum: HDTV Technical   02-28-2015, 04:36 PM
Replies: 15
Views: 255
Posted By holl_ands
It's unclear as to which approach you...

It's unclear as to which approach you chose.....removing DB4e reflector or just the M4 Bowtie Kit???
Forum: HDTV Technical   02-28-2015, 04:26 PM
Replies: 23
Views: 611
Posted By holl_ands
"Free-To-View" still costs 145.5 pounds (US $225)...

"Free-To-View" still costs 145.5 pounds (US $225) per year per TV household in the U.K. for a TV License, presumably to pay for the BBC Empire.....and perhaps also part of BBC America (thanks for...
Forum: HDTV Technical   02-25-2015, 11:20 AM
Replies: 23
Views: 611
Posted By holl_ands
Clearly you don't understand the Basic Economics...

Clearly you don't understand the Basic Economics of Television. DirecTV collected about $32 Billion in 2014 to support not just their infrastructure...a BIG part of that was transferred to the...
Forum: HDTV Technical   02-24-2015, 11:15 AM
Replies: 23
Views: 611
Posted By holl_ands
FREE????? That's why most C-Band channels are...

FREE????? That's why most C-Band channels are ENCRYPTED.....and whatever is UNencrypted now may not be in the near future....

You must want everything to be FREE.....FREE Music....FREE BD...
Forum: HDTV Technical   02-24-2015, 10:47 AM
Replies: 23
Views: 611
Posted By holl_ands
It's called ATSC 3.0 Yet another variation...

It's called ATSC 3.0

Yet another variation on COFDM (used EVERYWHERE except in North America) with a 25% improvement in Total Data Rate (incl. 4K), the ATSC 3.0 Candidate Standard is scheduled for...
Forum: Local HDTV Info and Reception   02-23-2015, 06:28 PM
Replies: 3,405
Views: 334,711
Posted By holl_ands
I believe that a TWO Antenna solution is...

I believe that a TWO Antenna solution is possible.

Use a Hi-Gain Hi-VHF + UHF Combo with a Mast Mounted Preamp (such as inexpensive RCA TVPRAMP1) and point it toward 168-deg (re True North) to...
Forum: HDTV Technical   02-20-2015, 07:50 PM
Replies: 18
Views: 282
Posted By holl_ands
ADTECH measured high Noise Figure in Hi-VHF Band...

ADTECH measured high Noise Figure in Hi-VHF Band and significantly higher UHF NF than W-G's claim. I recommend inexpensive RCA TVPRAMP1:...
Forum: HDTV Technical   02-18-2015, 05:47 PM
Replies: 18
Views: 282
Posted By holl_ands
A bit further away, but you still have three...

A bit further away, but you still have three Extremely Strong Signals and a bunch of others.....so for sure you should use the R-S FM Trap....or the Antennas Direct FM Filter.
Forum: HDTV Technical   02-18-2015, 12:32 PM
Replies: 12
Views: 169
Posted By holl_ands
I would recommend inexpensive RCA TVPRAMP1 which...

I would recommend inexpensive RCA TVPRAMP1 which has a PROVEN high Overload resistance and Low Noise Figure. UHF NF measurements are about 2.0 to 2.6, including those by ADTECH. Pete Higgins found...
Forum: HDTV Technical   02-18-2015, 12:03 PM
Replies: 18
Views: 282
Posted By holl_ands
FMFool doesn't allow you to post the Results URL...

FMFool doesn't allow you to post the Results URL like TVFool does. You have to copy/paste a *.jpg file.

OUTDOORS, on as HIGH a mast as you feel comfortable using. Try to avoid trying to receive...
Forum: HDTV Technical   02-18-2015, 12:26 AM
Replies: 56
Views: 1,796
Posted By holl_ands
NONE of the Major Cable Box Mfrs have made ANY...

NONE of the Major Cable Box Mfrs have made ANY such claim of processing the incoming MPEG2 Datastream to a lower-rez format.....although it MIGHT be POSSIBLE in whatever signal processing time is...
Forum: HDTV Technical   02-17-2015, 11:33 PM
Replies: 18
Views: 282
Posted By holl_ands
To get all four Major Networks, you need to...

To get all four Major Networks, you need to receive from TWO different directions (68-deg & 341-deg re True North) that are at about 90-degress difference, which makes it difficult to receive with a...
Forum: HDTV Technical   02-17-2015, 01:02 PM
Replies: 54
Views: 843
Posted By holl_ands
CALAVERAS: I owe you an apology....the dimensions...

CALAVERAS: I owe you an apology....the dimensions of the M4 you built ARE Correct.

To convince my gut feeling that it might be wrong, I did a calculation of how much Parallax error there would be...
Forum: HDTV Technical   02-17-2015, 12:07 PM
Replies: 4
Views: 110
Posted By holl_ands
Use SEPARATE Digital Audio (Optical plus perhaps...

Use SEPARATE Digital Audio (Optical plus perhaps also Coax/SPDIF) connections to the AVR (and if required, a Separate Switch).
Forum: HDTV Technical   02-16-2015, 01:12 PM
Replies: 54
Views: 843
Posted By holl_ands
I've found that there is only a few tenths of a...

I've found that there is only a few tenths of a dB Raw Gain....or SWR difference between a Multi-Bowtie Antenna using AWG8 or AWG12 or AWG10 (which would be impossible for a user to notice the...
Forum: HDTV Technical   02-16-2015, 10:33 AM
Replies: 54
Views: 843
Posted By holl_ands
I used your fol. pretty much FACE-ON photo, so...

I used your fol. pretty much FACE-ON photo, so Parallax error should be quite small:
http://www.avsforum.com/forum/attachment.php?attachmentid=546321&d=1423956704
Since you confirmed that it is...
Forum: HDTV Technical   02-15-2015, 10:07 PM
Replies: 56
Views: 1,796
Posted By holl_ands
Although AT&T Uverse and Verizon FIOS have...

Although AT&T Uverse and Verizon FIOS have partially implemented MPEG4, until the MAJOR NETWORKS starting broadcasting MPEG4 OTA, the situation can only improve if/when they allocate MORE BANDWIDTH...
Forum: HDTV Technical   02-15-2015, 09:15 PM
Replies: 100
Views: 17,215
Posted By holl_ands
Perhaps you could mount a (non-metallic) hanging...

Perhaps you could mount a (non-metallic) hanging basket of (fake, non-metallic) Flowers or a Fern from the ceiling and use that to hide the Rabbit-Ears/Loop....and BTW, you only need to extend each...
Forum: HDTV Technical   02-15-2015, 04:29 PM
Replies: 54
Views: 843
Posted By holl_ands
FF4 with FLAT Bowties and DOUBLE ANGLED...

FF4 with FLAT Bowties and DOUBLE ANGLED (20-degree) 48x48-in Screen Reflector with 1"Hx2"W Grid:
NOTE: Since NOT Optimized, I will NOT be uploading this version to my website.
...
Forum: HDTV Technical   02-15-2015, 04:25 PM
Replies: 54
Views: 843
Posted By holl_ands
FF4 with FLAT Bowties and FLAT 48x48-in Screen...

FF4 with FLAT Bowties and FLAT 48x48-in Screen Reflector with 1"Hx2"W Grid:
NOTE: Since NOT Optimized, I will not be uploading this version to my website.
...
Forum: HDTV Technical   02-15-2015, 03:54 PM
Replies: 54
Views: 843
Posted By holl_ands
Back to Calaveras's 4-Bay Build: In looking...

Back to Calaveras's 4-Bay Build:

In looking at your pictures, if I presume you are using standard 1"Hx2"W Grid Size and hence a 48"Hx48"W Screen Grid Reflector, I estimate that you have about...
Forum: HDTV Technical   02-14-2015, 08:46 AM
Replies: 54
Views: 843
Posted By holl_ands
ATech has conducted extensive tests, incl. Horiz....

ATech has conducted extensive tests, incl. Horiz. Stacked Antenna.....but unfortunately only ONE Horiz. vs Vertical Stack using Blake JBX21WB, a very long Corner Reflector Yagi with Bowtie...
Forum: HDTV Technical   02-13-2015, 06:35 PM
Replies: 8
Views: 262
Posted By holl_ands
I'm happy if you're happy. When you say you...

I'm happy if you're happy. When you say you received 39 channels, do you really mean SUB-Channels, i.e. 39 different programs. How many different REAL RF Channels did you receive (one line each in...
Forum: HDTV Technical   02-13-2015, 06:29 PM
Replies: 54
Views: 843
Posted By holl_ands
BTW: nhcordcut is very happy with his FF4,...

BTW: nhcordcut is very happy with his FF4, despite TWO FEET of Snow on the Roof:
http://www.avsforum.com/forum/25-hdtv-technical/1839185-what-hdtv-antenna-will-work-me-southern-nh.html#post30650377...
Forum: HDTV Technical   02-13-2015, 05:25 PM
Replies: 54
Views: 843
Posted By holl_ands
Although this article discusses Amplitude and...

Although this article discusses Amplitude and Phase Mismatch at IF Frequencies, the argument is independent of frequency and pertains equally to RF Combiners:...
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