... This page provides links to various activities, past, present, and future, to forge the vision for the future of US radio astronomy. 2012: NSF Division of Astronomical Sciences Portfolio Review . 2011: Building New Worlds, New Horizons meeting . 2010: 2010 Astronomy and Astrophysics Decadal Survey . ... August 2006: Building the Foundation for U.S. Astronomy at m/cm Wavelengths in 2010 and Beyond . The Committee on the Future of U.S. Radio Astronomy (Associated Universities Inc.) ...

... 2.3 Data acquisition Spectra generated by the Multibeam correlator contain the usual structure seen in spectra from other H i instruments: a bandpass spectrum which is the sum of the sky , ground and receiver temperatures multiplied by the product of the filters in the receiver chain; superimposed on this is a noise ... Note also that sources extended much beyond ,40 arcmin can be imaged poorly in HIPASS images because of the bandpass sidelobe effect described in Section 3.3. ...