2.8cm secondary focus receiver (10.3-10.6 GHz)
This is a 4-channel system for sensitive continuum, VLBI, and pulsar observations.

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
10.45 A LCP 7.5 51 1.35 38 47 2.4 56 68 Jul 2008
10.45 B RCP 7.5 53 1.35 40 46 2.4 57 68 Jul 2008

normalized Gain curve     (G = A0 + A1·Elv + A2·Elv2) Observed in
A0 = 0.99000      A1 = 8.2490e-04      A2 = -1.7433e-05 Feb 2007

Comments:

  • The new gain curve (Feb 2007) was corrected for opacity.
  • If no other information about the opacity is available a typical zenith tau value of about 0.02 should do a good job.