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NASA TV

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    NASA Television Is On Satellite AMC-18C*

    NASA TV (Public, HD, Media, and Education     channels) is now available in continental North America, Alaska and Hawaii on AMC-18C. A Digital Video Broadcast (DVB) compliant Integrated Receiver Decoder (IRD) is needed for reception. NASA Television's Public, HD, Media and Education channels are available at these parameters:

    Uplink provider = AMC 18 C
    Transponder = 3 C
    105 degrees W
    C-Band
    Downlink Frequency: 3760 MHz
    Downlink Polarity: Vertical
    Transmission Format = DVB-S, 4:2:0
    FEC = ¾
    Data Rate = 38.80 Mbps
    Symbol Rate = 28.0681
    Modulation: QPSK/DVB-S
    MPEG-2 encoding

    *Does not affect NASA TV viewers at home or on nasa.gov.

    "Public Channel" Programming:

    SD Program = 101 (HQ1)
    Compression Format = MPEG-2
    Video PID = 0x111 hex / 273 decimal
    AC-3 PID = 0x115 hex / 277 decimal
    MPEG I Layer II Audio PID = 0x114 hex / 276decimal

    "HD Channel" Programming:

    HD Program = 105
    Compression Format = MPEG-2
    Video PID = 0x52 hex / 82 decimal
    AC-3 Audio PID = 0xEE hex / 238 decimal
    MPEG-1 Layer II Audio PID= 0x53 hex / 83 decimal

    "Media Channel" Programming:

    SD Program = 103 (HQ3)
    Compression Format = MPEG-2
    Video PID = 0x1031 hex / 4145 decimal
    AC-3 Audio PID = 0x1035 hex /4149 decimal
    MPEG I Layer II Audio PID = 0x1034 hex /4148 decimal

    "Education Channel" Programming:

    SD Program = 102 (HQ2)
    Compression Format = MPEG-2
    Video PID = 0x121 hex / 289 decimal
    AC-3 Audio PID = 0x124 hex /292 decimal
    MPEG I Layer II Audio PID = 0x125 /293 decimal


    NASA LIMS (Live Satellite Interviews) Now KU-Band*

    NASA’s Live Interactive Media Service (LIMS)     has moved to KU-Band service. KU-Band parameters are provided prior to each event. NASA will schedule each LIMS event on a satellite in proximity of AMC18 whenever possible.

    Uplink provider = TBD
    Transponder = TBD
    KU-Band

    Bandwidth = 18 MHz
    Transmission Format = DVB-S, 4:2:0
    Data Rate = 12 Mbps
    Modulation: QPSK/DVB-S
    MPEG-4 encoding (MPEG-2 available upon request)
    HD 16x9
    *C-Band LIMS service is not available.

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