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Back Cross-section of HIFI Focal Plane Unit

Cross-section of HIFI Focal Plane Unit


Date: 19 September 2007
Satellite: Herschel
Depicts: Cross-section of the HIFI focal plane unit
Copyright: SRON/Peter Prijs

Inside the Heterodyne Instrument for the Far Infrared (HIFI) the signal from the telescope (red) is mixed with the signal generated by the onboard local oscillator (yellow).
Last Update: 1 September 2019
23-Jan-2026 10:33 UT

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