ISS Frecuencias

 Amateur Radio Frequencies (Note: Only one mode active at a time)

FM VOICE for ITU Region 1: Europe-Middle East-Africa-North Asia

  • Downlink 145.800
  • Uplink 145.200


FM VOICE for ITU Region 2&3: North and South America-Caribbean-Greenland-Australia-South Asia

  • Downlink 145.800
  • Uplink 144.490


FM U/v VOICE Repeater (Worldwide)

  • Downlink 145.800
  • Uplink 437.800


FM V/u with PL VOICE Repeater (Worldwide)

  • Downlink 437.800
  • Uplink 145.990 with 67.0 PL


FM L/v VOICE Repeater (Worldwide)

  • Downlink 145.800
  • Uplink 1269.650


AX.25 1200 Bd AFSK Packet Radio (Worldwide)

  • Downlink 145.825
  • Uplink 145.825


FM SSTV downlink (Worldwide)

  • Downlink 145.800



UHF Simplex (rarely used)

  • Downlink 437.550
  • Uplink 437.550



Other Frequencies


121.125 FM

RS EVA from Orlan suit [Credit N5VHO]


121.75 FM

Downlink from Soyuz-TM (voice). RS EVA from Orlan suit. Soyuz VHF-2. Progress Telemetry. [Credit N5VHO]


130.167 AM

VHF-2 Downlink from Zarya (Service Module). RS EVA to Orlan suits [Credit N5VHO]


143.625 FM

VHF-1 downlink. Main Russian communications channel. Often active over Moskow. You can hear air to ground conversations in Russian. Sometimes English when US crews talk to their NASA representative in Star City. [Credit IZ6BYY]


166.000 AM

Soyuz-TM and Progress M-1 telemetry This Frequency has not been confirmed yet. Please contribute and post your report as comment


632.000 634.000 AM

Zarya telemetry This Frequency has not been confirmed yet. Please contribute and post your report as comment


628.000 630.000 AM

Zvezda telemetry This Frequency has not been confirmed yet. Please contribute and post your report as comment


922.76 CW

Soyuz-TM and Progress M1 beacon This Frequency has not been confirmed yet. Please contribute and post your report as comment


2265.0 Digital

Telementry Downlink This Frequency has not been confirmed yet. Please contribute and post your report as comment


15003.4 Digital

Data downlink This Frequency has not been confirmed yet. Please contribute and post your report as comment

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ESTAS SON LAS FRECUENCIAS QUE UTILIZA LA ISS.73´s de LW8EXS.-