seantorbett.com

Broadcast television engineering topics and rants.

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Date: September 1st, 2002

KHOG RF Combiner

1 September, 2002 (17:00) | DTV, HDTV, Projects | No comments

Since a new tower had been erected in 1997 with HDTV in mind, it already featured a broadband RFS panel antenna used to broadcast the analog channel 29 and was capable of accommodating the future DTV channel on UHF 15. The trick after expanding the building and installing the HDTV transmitter was to combine the [...]

HDTV Transmitter Installation

1 September, 2002 (17:00) | DTV, HDTV, Projects | No comments

For this facility (KHOG) the gain of the antenna was considerable so that only about 10kW TPO would be needed to meet the maximized ERP level, so the choice of a solid-state Diamond transmitter from Harris was made. The benefits of this choice were that the multiple modules and power supplies allowed for considerable [...]