top | item 17695442 (no title) senatorobama | 7 years ago Wonder what the noise floor is at those receivers ;) discuss order hn newest pgorczak|7 years ago I found [1] which reports noise temperatures around 20–30 K for the 34 m antenna that receives Voyager data [2].The equivalent noise spectral density is around -215 dB/Hz![1] https://descanso.jpl.nasa.gov/monograph/series13/DeepCommo_C...[2] https://voyager.jpl.nasa.gov/mission/science/ senatorobama|7 years ago Is it possible to keep cooling so we can keep receiving data? load replies (1)
pgorczak|7 years ago I found [1] which reports noise temperatures around 20–30 K for the 34 m antenna that receives Voyager data [2].The equivalent noise spectral density is around -215 dB/Hz![1] https://descanso.jpl.nasa.gov/monograph/series13/DeepCommo_C...[2] https://voyager.jpl.nasa.gov/mission/science/ senatorobama|7 years ago Is it possible to keep cooling so we can keep receiving data? load replies (1)
senatorobama|7 years ago Is it possible to keep cooling so we can keep receiving data? load replies (1)
pgorczak|7 years ago
The equivalent noise spectral density is around -215 dB/Hz!
[1] https://descanso.jpl.nasa.gov/monograph/series13/DeepCommo_C...
[2] https://voyager.jpl.nasa.gov/mission/science/
senatorobama|7 years ago