Previous: Appendix 5 Up: EVN TWG/Friends Meeting Next: Appendix 6: Feedback from the Caltech correlator

Appendix 5

  Station    Operational Readiness   Frequency flexibility

  Lovell          6 hrs               1 day to change receiver

  MkII            6 hrs               1 day to change receiver

  Cambridge       3 hrs               1.3/6/18 cm change in a few
                                      minutes

  E-system        3 hrs               planned

  WSRT            2 hrs               currently a few days; planned:
                                      92/49/21/18/13/6/3.6 cm change
                                      in 30 secs (available 1996)

  Effelsberg      20 mins             S/X --> 6 cm in 0.5 hrs;
                                      planned: 43/22/15/10/8.4/2.3 GHz
                                      change in a few mins
                                      (available   1994)

  Medicina        1 hr                S/X-->K in a few minutes.
                                      S/X--> L-band in 0.5 days.
                                      Improvements planned (*)

  Noto            1 hr                currently 0.5 days; plans:
                                      may inherit Medicina system
                                        1996 (*)

  Torun           1 hr                1.4 GHz and above in a few
                                      minutes; below 1.4 GHz in
                                      0.5 days

  Onsala 25m      ?                   6 --> 18cm in 1hr

  Onsala 20m                          planned: 90/43/22 GHz in a
                                      few mins (available in   1996)

  Metsahovi       ?                   43 --> 22GHz in one day;
                                      planned: possible 43/22 GHz
                                      flexibility with new receiver