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electronics:rx:techinfo:documentation_ku-band_rx_s20mm

Technical Documentation of the Ku-Band Receiver 12 - 18 GHz (S20mm)

TypeHEMT cooled
Channels8 (upper/lower band of 2 polarizations in 2 horns each)
Receiver Noise<15K
Frequency range12 GHz - 18 GHz
PolarizationLHC/RHC 2 horns
CalibrationNoise diode
1. IF5 - 10 GHz (Synthesizer 1 = 22 - 23 GHz)
2. IF0 - 4 GHz lower band (Synthesizer 21 = 10 GHz)
0 -2.5GHZ upper band (Synthesizer 22 = 5 GHz)
Synth.1 frequency for fsky at center of:4 GHz IF2.5 GHz IF300 MHz IF0.5-1 GHz IF
Highband (Ch.1, 3, 5, 7): fsynth.1 =fsky + 8.0GHzfsky + 8.75GHzfsky + 9.85GHzfsky + 9.25GHz
Lowband (Ch.2, 4, 6, 8): fsynth.1 = fsky + 6.25GHzfsky + 5.15GHzfsky + 5.75GHz

Simplified Block Diagram of the complete receiver, (RK on 19.3.2019)

Block Diagram of the 1st IF conversion, (CK on 8.3.2019)

Block Diagram of the 2nd IF conversion, (CK on 8.3.2019)

S20MM-KU Band Receiver Signal flow Diagram.

S20MM-Channel Exchange:The Channel connection in patchboard has been exchanged because of the lower power output from RCP of main horn. And therefore the channels arrangement are changed.Please open the link to see the arrangements.

electronics/rx/techinfo/documentation_ku-band_rx_s20mm.txt · Last modified: 2021/03/17 09:45 by rkeller