1. FYI - Advisory to HD Viewers: Recent heavy rains in NYC area have caused blockage of HD satellite transmissions to NBC affiliates resulting in intermittent interruptions for NBC HD viewers nationwide. When rain conditions are unfavorable, NBC messages their HD affiliates to switch to local upconversion to minimize.
2. Emergency Information for HD Viewers: FCC enforcement has been fining stations for not transmitting emergency messages and WNDU will do the best it can to adhere to all FCC regulations. When there is bad weather or school closing or other emergencies WNDU will squeeze-back programming and crawl this information across the bottom of the screen and the HD channel will be switched to upconversion to include the emergency information. WNDU apologizes for any inconvenience to high definition viewers.
3. WNDU Digital Upgrade Project: WNDU commenced Digital Transmissions in December, 1998 with 310-kilowatts (kW) of Effective Radiated Power (ERP) and antenna center of radiation Height Above Average Terrain (HAAT) of 178-meters (584-feet) and in June, 2006 upgraded to 560-kW ERP @ 282-meters HAAT (925-feet).
4. Live Super Doppler RADAR: has been discontinued from 16.3 due to ATSC Encoder issues. WNDU apologizes for any inconvenience to high definition viewers.
5. Surround Sound on HD channel: WNDU HD is operated in automatic mode so that local programming in stereo gets transmitted in 2.0 mode and when carrying high definition NBC network programs they have control over whether transmitting 5.1 surround sound or 2.0 stereo and there is no local intervention. Occasionally NBC will broadcast only left and right audio even though in 5.1 mode leaving center, right-rear, and left-rear channels silent, over which WNDU has no control. WNDU apologizes for any inconvenience to high definition viewers.
Find out more about HDTV by clicking here.