Astronomy:Deep space bands

From HandWiki

Deep space bands and near space bands are frequency bands that have been allocated to space research services by the International Telecommunication Union for use in deep space and near space research.[1]

Frequency allocations in MHz
Band designation Deep space bands (for space stations more than 2,000,000 km from Earth) Near space bands (for space stations less than 2,000,000 km from Earth)
Up-link (Earth to space) Down-link (Space to Earth) Up-link (Earth to space) Down-link (Space to Earth)
S band 2110–2120 2290–2300 2025–2110 2200–2290
X band 7 145–7 190 8 400–8 450 7 190–7 235 8 450–8 500
K band * * * 25 500–27 000
Ka band 34 200–34 700 31 800–32 300 * *

* = No assignment or not supported by the DSN

References