Summary of problems encountered in checkouts

• 1.4 GHz: 50 MHz ripple, 0.1 K peak-to-peak, both channels.
  (2W2-4XY-200, Sept.20, 2002; TSPECTEST_06)

• 1.4 GHz: 8 MHz ripple, 0.05 K peak-to-peak, YY channel.
  (2W2-4XY-200, Sept.20, 2002; TSPECTEST_06)

• 1.4 GHz: ~15% difference in flux density scale, wrt Fisher survey.
  (2W2-4XY-200, Sept.20, 2002; TSPECTEST_06)

• 8.9 GHz: 40 MHz ripple.
  (2W2-4XY-200, Sept.10, 2002; TSPECTEST_05)

• 8.9 GHz: Irregular baseline structure, large dip at 9757 MHz.
  (2W2-4XY-200, Sept.10, 2002; TSPECTEST_05)

• 1.4 GHz: Observed RMS 27% smaller than expected.
  (4N2-6A-12-3, Sept.10, 2002; TSPECTEST_05)

• 1.4 GHz: Observed RMS 18% smaller than expected;
  Dramatically increased noise in channel 1, some scans.
  (4N2-6A-50-3, Sept.10, 2002; TSPECTEST_05)

• 1.4 GHz: 6% baseline structure over 5-10MHz interval.
  (1N4-0A-50-9, Oct 4, 2002; TSPECTEST_09)

• 1.4 GHz: RMS integrates down more slowly than expected.
  (1N4-0A-50-9, Oct 4, 2002; TSPECTEST_09)

• 1.4 GHz: 40-60 MHz ripple.
  (A: 1W2-0XY-200;B: 1W2-1XY-200; 8/9 Apr, 2003; T_LBAND_08APR03)

• 1.4 GHz: 40-60 MHz ripple.
  (1W4-0WXYZ-200, 8/9 Apr, 2003; T_LBAND_08APR03)

• 1.4 GHz: 40-60 MHz ripple.
  (A:2W2-4XY-200, B:2W2-5XY-200; 8/9 Apr, 2003; T_LBAND_08APR03)

• 22 GHz: 40-60 MHz ripple, 300 MHz ripple.
  (A:1W2-0XY-800, B:1W2-1XY-800, C:1W2-2XY-800, D:1W2-3XY-800, 8/9 May 2003, T_KBAND_09MAY03)

• 22 GHz: RMS is 10% higher than predicted.
  (A:1N2-0A-12-9, B:1N2-0B-12-9, C:1N2-0C-12-9, D:1N2-0D-12-9, 23 May 2003, T_KBAND_23MAY03)

• 22 GHz: RMS is 50% higher than predicted.
  (A:2W1-4X-800, B:2W1-5X-800, 23 May 2003, T_KBAND_23MAY03)

  22 GHz: RMS is 100% higher than predicted.
  (A:W1-0XY-800, B:1W1-1XY-800, C:1W1-2XY-800, D:1W1-3XY-800, 8/9 May 2003, T_KBAND_09MAY03)

• 22 GHz: 40-60 MHz ripple, 300 MHz ripple.
  (A:1W1-0XY-800, B:1W1-1XY-800, C:1W1-2XY-800, D:1W1-3XY-800, 8/9 May 2003, T_KBAND_09MAY03)

Back to Astronomical Checkout summary.