Differences

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--- information_for_astronomers:rx:s45mm [2016/11/29 21:06]
akraus
+++ information_for_astronomers:rx:s45mm [2019/10/09 11:01]
akraus
@@ Line 1: / Line 1: @@
 ====== 4.5cm broad band C/X secondary focus receiver (4000-9300 MHz) ======
-This is a broad-band receiver with two linear polarizations. The system is
+This is a broad-band receiver with two orthogonal linear polarizations (at a 45°-angle with the horizon). The receiver delivers 4 basebands (each with two polarizations):
-still under test, but could be used on a "shared-risk" basis.
+^Baseband^Center Frequency^Bandwidth^
+|1|5.250 GHz| 2500 MHz|
+|2|6.750 GHz| 2500 MHz|
+|3|6.668 GHz| 200 MHz|
+|4|4.829 GHz| 200 MHz|
 ==== Calibration Information ====
 ^ Frequency [GHz] ^ Channel ^ Polarisation ^ Tcal [K] ^ Tsys [K] ^ Sensitivity [K/Jy] ^ SEFD [Jy] ^ Aperture Eff. [%] ^ TMB/S [K/Jy] ^ Main Beam Eff. [%] ^ FWHM [arcsec] ^ Last update ^
-|6.668 |A |lin |1.8 |27 |1.55 |18 |53 |2.4 |63 |146 |June 2008|
+|6.668 |1 |lin |4.5 |27 |1.54 |17 |54 |2.2 |63 |102 |Nov 2016|
-|6.668 |B |lin |1.8 |27 |1.55 |18 |53 |2.4 |63 |146 |June 2008|
+|6.668 |2 |lin |4.1 |28 |1.54 |18 |54 |2.2 |63 |102 |Nov 2016|
 ^ normalized Gain curve (G = A0 + A1·Elv + A2·Elv2)^^^ Observed in ^ confirmed ^
@@ Line 25: / Line 30: @@
 ==== Tcal and Tsys measurements ====

Effelsberg 100m Teleskop