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DTV Question?


Helpful Links:
RadioShack DTV Site

DTV Transition FAQ

Where to Point Your Antenna

Digital TV Transition And Technical FAQ

Looking for our Digital TV section?
Click here!

Are you ready for the digital TV transition?

On June 12, 2009, all full-power stations will stop broadcasting in analog and switch to 100 percent digital broadcasting.

Older television sets that do not have digital tuners, and that are not connected to cable, satellite or another pay TV service, will need a simple converter box in order to continue to receive free antenna television.

There are three ways to upgrade the sets in time:
  • Purchase a new television set with a digital tuner.
  • Purchase a converter box.
  • Subscribe to a pay television service like cable or satellite.


  • The government is providing coupons to be used toward the purchase of converter boxes.

    For more information on the digital television transition, and to apply for a TV converter box coupon, click here.

    Our viewers e-mail and call regarding reception problems, waivers and HDTV. Take a moment to check the list below of Frequently Asked Questions to see if your question or problem has already been answered.

    Are you having problems receiving PDX TV digitally?
    If you're having problems receiving PDX TV digitally or having audio problems, try re-scanning your channels. This simple solution often fixes the problem.

    After the digital TV transition, will PDX TV still be Channel 13?

    KPDX is currently broadcasting its digital channel KPDX-DT 49.1 on UHF channel 48, but is moving it to UHF channel 30. We have chosen this for various reasons but the consumer will just need to have their DTV's and Digital tuners rescan and search the broadcast spectrum to find the location of KPDX-DT.

    KPTV has chosen to do so. During the transition period, KPTV will cease transmitting the Analog broadcast signal, perform transmitter modifications and then begin transmitting the Digital Stream on VHF 12. The channel will be KPTV-DT as it is now. People will need to have their DTV's and Digital tuners rescan and search the broadcast spectrum to find the location of KPTV-DT. Our call sign will be KPTV-DT (as it currently is for the digital channel).


    KPTV/KPDX Reception FAQ
    A list of frequently asked questions regarding DTV, HDTV and other general issues:

    OK, I've heard about it and everyone's talking about it, but just what is HDTV anyway?
    High Definition Television is a digital transmission format that is defined as any picture of greater than 700 lines. When we speak of formats like 720p and 1080i, the number represents the number of lines that make up the picture. If you think about a computer monitor or a digital photograph, the number of lines stated for HDTV (1080, 720, etc.) is similar to the height of a digital photo. If you take a digital photo that's 640x480 the second number is the picture's height --in this case 480 pixels, or lines. A 1080 line HDTV picture has a similar resolution to a 1080x1920 digital photo. Interestingly, the aspect ratio (ratio of picture width to height) has no bearing on whether a picture is considered HD. A 1080i 4:3 picture is considered high definition, just as a 1080i 16:9 image is.

    Is FOX 12 broadcasting in HD?
    Yes! FOX 12 began transmitting HDTV on October 15, 2004. The HD signal replaced the standard definition (SD) digital signals that we had been transmitting from summer 2000 to fall 2004. Fox 12 digital can be found on your Digital Television or Digital Tuner on channel 12.1.

    What is PSIP?
    PSIP stands for Program Stream Information Protocol. It comprises a large amount of data that your Digital TV receivers use to tune and properly format the pictures and sound we transmit digitally. Among the information that is transmitted within the PSIP data is channel number, call letters and program guide information for the next 13 days.

    What's the difference between DTV and HDTV?
    DTV simply stands for Digital Television. It's the overall blanket term we use for everything that's being transmitted from our digital stations. HDTV stands for High Definition Television and is also known simply as HD. All HDTV is DTV, but not all DTV is HDTV, since it's possible to transmit standard definition programs and other kinds of data within the DTV data stream.

    I'm trying to point my antenna to pick up your digital broadcasts. Where is the tower located?
    The digital and analog signals come from the same place. It's our broadcast Super Tower located in the west hills of Portland -- up on the Sylvan Ridge. Ours is one of a number of broadcast towers in that area, all of which carry various Portland TV and radio stations.

    Can I get the HDTV signal on the coast or in LaGrande?
    At this time, FOX 12 and PDX TV, like most other Portland stations, has a license to transmit Digital Television only from the main station transmitter location in Portland. The Federal Communications Commission is currently working on rules and procedures to allow Digital Television broadcasting to be brought to rural areas via supplementary transmitters. Also, many cable television operators outside the Portland metro area are working on plans to bring the HDTV signal to their distant systems.

    Helpful links: RadioShack DTV Site

    DTV Transition FAQ

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