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ISS Frequencies
Amateur Radio Frequencies – Please note: only one mode active at a time
*** Current Status of ISS Stations ***
​
FM VOICE for ITU Region 2&3: North and South America-Caribbean-Greenland-Australia-South Asia
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Downlink 145.800
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Uplink 144.490
FM V/u with PL VOICE Repeater, Worldwide
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Downlink 437.800MHz FM; Doppler +-10KHz
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Uplink 145.990MHz FM with 67.0 Hz PL
FM SSTV downlink, Worldwide
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Downlink 145.800, generally Pd 120 mode
UHF Simplex (rarely used)​
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Downlink 437.550
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Uplink 437.550
Borrowing from N2YO.com and NASA LIVE

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