AO51

Related Wiki pages: Satellites, ISS, VO52, SO50, FO29

AO51 is a modern satellite which is still functioning well.

See the main Satellites page for links to prediction websites/software

Analog Downlink

• 435.300 MHz FM
• 2401.200 MHz FM

Analog Uplink

• 145.920 MHz FM (CTCSS - 67Hz *)
• 145.880 MHz FM (QRP, No CTCSS)
• 1268.700 MHz FM (CTCSS - 67Hz *)

• It has been reported that it's not requiring the CTCSS tone to work through it currently.

• Lots more information
• Video of working stations with a 5W handheld, and a directional antenna
• A good article on how to operate it (and indeed other satellites)

Amateur radio satellites
Satellites	ISS * AO51 * FO29 * SO50 * VO52