Space Frequency Listing, 170-350 MHz, Downlink

Sven Grahn


Radio amateur satellites and communication satellite transponders not included
Frequencies currently known, or believed to be in use or potential use marked red.


Frequency (MHz) Use
179.957 FSW-1 (China-8), 
179.985 FSW-1 (China-12, -13, -16, -17, -18, -19,- 20, -21, -23, -33, -38. -40), FSW-2
180.0 Meteor 1-16, 1-18, 1-19, 1-21, 1-26, 1-31 (PPM-AM), Salyut-5 (PPM-AM), China-10 (FM/FM), Kosmos-1870 (PCM-FM), Almaz-1 (PCM-FM)
180.005 FY-1 (F1, F2) Chinese polar orbiting weather satellite
180.008 FY-1 (F3) Chinese polar orbiting weather satellite
180.036 Intercosmos-12, -19 radio beacon
180.5 Interkosmos-16 (PPM-AM)
183.512 Luna-24
183.538 Luna-9, -13, Luna-20
183.6 Luna probes in E1, E2 and E6 series. Soviet early Mars Probes and Venus probes. Venus-9,-10
192.0 Salyut-4, -6, -7 (PPM-AM), Soyuz-16, -19, -22 (PCM-FM)
202 China-1, -2
204.56 CW beacon (<1 W) "Heavy ELINT" Soviet/Russian Kosmoses, e.g. -1975, -205
204.64 CW beacon (<1 W) "Heavy ELINT" Soviet/Russian Kosmoses, e.g. -1953, -2151
204.80 CW beacon (<1 W) "Store-dump" Kosmoses, -1570, -1937, -1954
204.88 CW beacon (<1 W) "Store-dump" Kosmoses, -1898, -2056, -2112
204.96 CW beacon (<1 W) "Store-dump" Kosmoses, -1992, -2050
212 Luna-1 last stage
216 Transit-1B, -2A, -3B, ANNA-1B, SURCAL
224 Transit-3B
224.5 SECOR-1, -2, -3, -4, -6, - 8, - 9, Explorer-29, -36, ERS-15,  EGRS-13
225.7 Atlas-Centaur-2, -4, -8
226.2 Mercury spacecraft telemetry
227.5 Apollo-6
228.2 MIDAS-4, STARAD, ANNA-1B, Discoverer-64
228.43 LES-5
230.4 Mercury spacecraft, Gemini spacecraft, Skylab-1(RA-file)
230.9 Apollo-5 
231.5 Foton-1, Resurs-F1, -F2 other Soviet recce-sats (PCM-FM)
231.9 Skylab-1
232.0 Zenit-4MK, -4MKM, -4MKT and Zenit-6 and Zenit-8, Resurs-F1 (PPM-AM)
232.4 MIDAS-4
232.9 LES-3
235 Tiros-1, -2, -3, -4, -5, -6, -7, -8, -9, -10, Atlas-Centaur 4, ESSA-1, -3, -5, -7, MIKA, Skylab-1
236.75 LES-5
236.755 LES-6 
237 LES-1, -2, -4, -8, Skylab-1
237.8 Tiros-2, -3, -4, STARAD, Discoverer-64, Apollo-5, -6
239.5 Kosmos-1514, -1667, -1887, Bion-11, Foton-8, -12
240 OV1-2, OV3-1, OV3-4, OV3-3, OV3-2, OV3-6
240.2 Biosatellite-2
240.5 Yantar-2K, -4K1, -4K2 satellites, PCM-FM telemetry
241.5 Apollo-5
242 Discoverer-65
243.0 Apollo recovery beacon, Space shuttle AM voice during landing
243.8 Atlas-Centaur 4
244.3 Gemini-6, -7
244.8 ANNA-1B
246.3 Mercury spacecraft, Gemini spacecraft, Skylab-1
247.3 Apollo-5 
247.475 Kosmos-1686 (PCM-FM)
247.5 Kosmos-929, -1443, Kvant Service Pod (PCM-FM)
248.0 Meteor 2-1, 2-2, 2-3, 2-11, Kosmos-1689 (PPM-AM)
248.86 LES-8
249.2 Gemini-6
249.3 Gemini-7
249.36 LES-9
250.7 Apollo-18 S4B-stage
251.5 Atlas-Centaur-4
254.1 TACSAT-1
254.14 LES-6
255.1 Apollo-18 S4B-stage
257.3 Apollo-5
259.7 Mercury, Gemini, Apollo, Space Shuttle infinitely-clipped AM voice, TETR-4, Skylab-1 tone ranging return link to Apollo CSM.
270 SAC-A
279.0 Space Shuttle EVA suit, infinitely-clipped AM voice, biomed TM
279.7 Space Shuttle EVA suit, infinitely-clipped AM voice, biomed TM
296.8 Mercury, Gemini, Apollo, Space Shuttle infinitely-clipped AM voice. Soyuz-19.
324.0 Transit-1B, -2A, -3B, Anna-1B, SN-41, Explorer-22, -27, -29, -36, GEOS-3 (0.4 Watt), Seasat-1, MAGSAT, Apollo-18
328.25 TEX-1
335.0 Timation-3 (74-54A)

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