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Forum: Local HDTV Info and Reception   04-26-2003, 09:47 AM
Replies: 1,189
Views: 115,491
Posted By VP/Engineering
Sorry folks, I haven't been checking this board...

Sorry folks, I haven't been checking this board lately. I spoke to the Chief Engineer at WIFR yesterday to find out why the HD programming has not been available lately. As it turns out, they lost...
Forum: Local HDTV Info and Reception   12-14-2002, 11:54 AM
Replies: 1,189
Views: 115,491
Posted By VP/Engineering
WIFR is operating at 49.6kW which is the maximum...

WIFR is operating at 49.6kW which is the maximum allocated for it by the FCC. We are operating under a STA due to an antenna center of radiation which is slightly lower than our allocation (due to...
Forum: Local HDTV Info and Reception   12-14-2002, 10:15 AM
Replies: 1,189
Views: 115,491
Posted By VP/Engineering
For those of you monitoring DTV status in...

For those of you monitoring DTV status in Northern Illinois, WIFR-DT CBS in Rockford in now up for equipment testing. It may be on and off over the next couple of weeks but should generally be...
Forum: Local HDTV Info and Reception   12-05-2002, 07:10 PM
Replies: 2,384
Views: 241,975
Posted By VP/Engineering
Timmy, Just talked to Jeff from the...

Timmy,

Just talked to Jeff from the transmitter site. WIBW-DT is now running at 95kW as of 8:05 PM. Good luck with your reception and let us know if you have any better luck now.

Again, thanks...
Forum: Local HDTV Info and Reception   12-05-2002, 04:33 PM
Replies: 2,384
Views: 241,975
Posted By VP/Engineering
Hi Guys, if all goes according to plan, the DTV...

Hi Guys, if all goes according to plan, the DTV should be up at 95kW tomorrow morning.

Thanks for your support
Forum: Local HDTV Info and Reception   12-05-2002, 01:53 PM
Replies: 6
Views: 202
Posted By VP/Engineering
Hi, while I'm not in Freeport I am in Rockford...

Hi, while I'm not in Freeport I am in Rockford (NE side). I am able to get WREX-DT OTA using a small set-top antenna (Silver Sensor by Zenith/Antiference bought at Circuit City) and a Samsung...
Forum: Local HDTV Info and Reception   12-04-2002, 02:54 PM
Replies: 2,384
Views: 241,975
Posted By VP/Engineering
Hi guys, Here's where WIBW stands as of 3:30...

Hi guys,
Here's where WIBW stands as of 3:30 today...we took the DTV off air so that we could run the main (analog) signal on the temporary line that was being used to feed the DTV. We have...
Forum: Local HDTV Info and Reception   12-02-2002, 04:28 PM
Replies: 6
Views: 245
Posted By VP/Engineering
Actually, to determine ERP in a given direction...

Actually, to determine ERP in a given direction the formula is:
MAX ERP * relative field squared.
So if the relative field at a particular azimuth is .6 and the MAX ERP for the station is 1MW, the...
Forum: Local HDTV Info and Reception   10-12-2002, 07:20 AM
Replies: 2,384
Views: 241,975
Posted By VP/Engineering
Tim, I should have mentioned that WIBW is using...

Tim, I should have mentioned that WIBW is using a temporary transmission line at the moment. It is very lossy and consequently we are operating at only abour 25kW. We are waiting on a component that...
Forum: Local HDTV Info and Reception   10-11-2002, 07:08 PM
Replies: 2,384
Views: 241,975
Posted By VP/Engineering
Tim, We have found that intermittent...

Tim,

We have found that intermittent reception as you described is most commonly as a result of multipath interference ('ghosting' in the analog world). Multipath is caused by the signal being...
Forum: Local HDTV Info and Reception   10-11-2002, 03:37 PM
Replies: 2,384
Views: 241,975
Posted By VP/Engineering
Hi Tim, I am the corporate VP of Engineering for...

Hi Tim, I am the corporate VP of Engineering for the company that owns WIBW as well as KAKE, Wichita and WOWT, Omaha (and 24 others). I just wanted you and the other active participants in this...
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