Effelsberg 100m Teleskop

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===Technical Documentation of the C/X-Band Receiver 4 - 9.3 GHz (S45mm)===

||Type|HEMT cooled| ||
||Channels|8 |upper/lower broad- and narrowband of 2 polarizations||
||Receiver Noise|<10K | ||
||Frequency range|4 GHz - 9.3 GHz | 4 - 8 GHz (C-Band) / 5.3 - 9.3 GHz (X-Band)||
||Polarization|2x linear | single horn||
||Calibration|Noise diode|5 MHz phase cal  ||
||IF lower band|0 - 4 GHz |0 - 2.5 GHz| 1,8 - 2.0 GHz||
||IF upper band|   |0 -2.5 GHZ| 1,8 - 2.0 GHz||
||//Synthesizer frequency for fsky at center of://|//4 GHz IF//|//2.5 GHz IF//|//200 MHz IF//||
||Highband (Ch.1, 2, 5, 6): |fsynth.4 = 8.0/9.3GHz|fsynth.4 = 8.0/9.3GHz|fsynth.5 = fsky + 1.9GHz||
||Lowband (Ch.3, 4, 7, 8): | |fsynth.3 = 4.0/5.3GHz|fsynth.1/2 = fsky - 1.9GHz (1: fsky = 4 - 6 GHz / 2: fsky = 5.9 - 7.3 GHz||

{{:electronics:rx:techinfo:c-x_band_block_v001.jpg?1500|}}

Simplified {{:electronics:rx:techinfo:c-x_band_block_v100.pdf|Block Diagram}} of the complete receiver, (CK on 30.1.2018)

{{:electronics:rx:techinfo:c-x_band_rx_if-box.pdf|Block Diagram}} of the IF conversions, (CK on 30.1.2018)

{{:electronics:rx:techinfo:c-x_band_rx_rauschgenerator.pdf|Block Diagram}} of the calibration unit, (CK on 30.1.2018)

{{:electronics:rx:techinfo:c-x_band_rx_total_power_detector.pdf|Block Diagram}} of the total power detector unit, (CK on 30.1.2018)

Effelsberg 100m Teleskop

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