TV Technical Issues

    TV Technical Issues
    • Tues 9/29: Planned outage for KQET DT25 Over the Air signal

      (DT25.1, 25.2 & 25.3) The Fremont Peak transmission tower will be undergoing one of its routine maintenance inspections Tuesday. We expect to shut down the KQET DT25 signal at approximately 2pm (along with other stations on the tower), and expect to return around 3pm. Most TVs will automatically recover the signals after an outage of […]

    • KQED DT9.1 ? 9.3, Sunday 9/20: Over the Air signal down

      UPDATE: KQED’s Sutro Tower signal was restored to full power shortly after 3pm on Monday. If your TV set has still not re-acquired the signal automatically, a rescan is probably in order. – – – – – – – – – UPDATE: Our over the air signal was restored at 50% power apx 4pm Sunday. […]

    • Mon 8/31: KQET Signal break-up (DT25.1, 25.2, 25.3)

      UPDATE: As of shortly after 7pm Monday evening, repairs were completed at the KQET transmitter, and the signal appears to be stable. Thanks for your patience. – – – – – – – – – – – – – – – – – – – Original post Monday 11am: We are aware of the break-up […]

To view previous issues and how they were resolved, go to our TV Technical Issues page.

KQED DTV Channels



Channels 9.1, 54.2, 25.1
XFINITY 9 and HD 709
Wave 9 and HD 164
DirecTV, Dish Network, AT&T U-verse: Channel # may vary, labeled as KQED, or as KQET in the 831 area code

All HD programs



Channels 54.1, 9.2, 25.2
XFINITY 10 and HD 710
Wave 10
DirecTV, Dish Network, AT&T U-verse: IF this channel provided to customer, channel # may vary, labeled as KQEH

KQED Plus, formerly KTEH



Channel 54.3
Wave 157

Arts, food, how-to, gardening, travel

KQED World

KQED World

Channel 9.3
Wave 156

History, world events, news, science, nature



Channel 54.5 & 25.3
XFINITY 191 & 621
Wave 154

24-hour national Spanish-language network



Channel 54.4
Wave 155

Quality children's programming parents love too

KQED Newsletters


Get regular updates on great programs and events

More from KQED

Digital TV Resources

KQED's Transmitter/Tower Location

Mt. Sutro Tower specs:
Latitude: 37.45.20 N (Decimal: 37.75556)
Longitude: 122.27.05 W (Decimal: -122.45139)
Site elevation at base: 834 feet AMSL
Height of DT-9 antenna on tower: apx 760 feet
DT-9 Effective Radiated Power (ERP): 777 Kw

Online Resources

Digital TV: A Cringely Crash Course
Good starting site for beginners. Robert X. Cringely offers a brief history of TV; basic illustrations of concepts like 4:3 vs. 16:9 aspect ratios, old vs. new pixels, and digital vs. analog TV; compressed bandwidth, Dolby Digital/AC-3 sound, multicasting vs. high-definition, and more. He wraps up with a look at the many faces of HDTV in the future.

AV Science Forum
Highly recommended by many of KQED's HDTV viewers as a friendly and informative place to both learn about and discuss "features, tricks, and problems with the high-tech toy of our interest in a relaxed, safe environment," including HDTV.

Yahoo's HDTV in SFBAY Group
A place to ask questions about the latest 8VSB HDTV equipment and stations.

PBS Digital Television
Discover how PBS is incorporating digital television technologies into everything from your computer to your child's favorite doll.

HDTV Headline News
Daily news source.

Advanced Television Systems Committee (ATSC)
An international organization that is establishing voluntary technical standards for advanced television systems, including digital HDTV, SDTV, data broadcasting, multichannel surround-sound audio, and Satellite direct-to-home broadcasting. Visitors can explore the history of the ATSC Digital Television Standards adopted by the FCC in December of 1996 for the nation's next generation of broadcast television.

CNET's HDTV Explained
Good general information source.

Consumer Electronics Association (CEA)
A trade association of US consumer electronics manufacturers. CEA shapes legislation, develops engineering standards for new technologies and sponsors trade shows for manufacturers, distributors, retailers, and the press.

Federal Communications Commission (FCC)
Independent US government agency, directly responsible to Congress, and charged with regulating interstate and international communications by radio, television, wire, satellite and cable. The FCC's jurisdiction covers the 50 states, the District of Columbia, and U.S. Possessions.

National Association of Broadcasters (NAB)
The NAB represents the radio and television industries before Congress, the FCC, federal agencies, the courts, and internationally. At the NAB site, learn about numerous issues facing the broadcast industry - including the implementation of digital TV.

Also on this week ...

KQED Summer Fun Adventures
Jacques Pépin Heart & Soul

Jacques Pépin Heart & Soul is chef Jacques Pépin's final television cooking series. Get recipes, view behind-the-scenes photos and more!

Latino Heritage Month - On Two Fronts
KQED Celebrates Latino Heritage Month

In September, KQED proudly celebrates the diversity of our community with special Latino Heritage Month programming. These programs are highlighted in a guide along with information about community events.

Sponsored by