Differences

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--- information_for_astronomers:rx:p500mm [2013/05/13 16:30]
127.0.0.1 external edit
+++ information_for_astronomers:rx:p500mm [2020/07/29 15:41]
akraus
@@ Line 1: / Line 1: @@
 ====== 50cm prime focus receiver (300-900 MHz) ======
-This is a wide band 2-channel system covering a range from 300 to 900 MHz. Be aware that there is also a lot of RFI in this range. The system can be used for continuum, pulsar and VLBI observations
+This is a wide band 2-channel system covering a range from 300 to 900 MHz. The system can be used for continuum, pulsar and VLBI observations.
+Be aware that there is also a lot of RFI in this band. Therefore, some frequency ranges have been blanked out
+by filters. Available frequencies are 300 - 505 MHz, 608 - 685 MHz, and 790 - 915 MHz.
 ==== Calibration Information ====
@@ Line 7: / Line 10: @@
 ^ 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 ^
-|0.61 |A |LCP |12.5 |320 |1.3 |246 |45.8 | | |1450 |May 2011 |
+|0.61 |A |LCP |12.5 |320 |1.3 |246 |45.8 | | |1600 |May 2011 |
 ^ normalized Gain curve (G = A0 + A1·Elv + A2·Elv2)^^^ Observed in ^ confirmed ^

Effelsberg 100m Teleskop