Fig. 1


Comparison of different spectrometer types in terms of instantaneous bandwidth and spectral channel number applied in radio astronomy. Only FFT spectrometers provide both wide bandwidth and high-frequency resolution because of their impressive number of independent spectral channels (Klein et al. 2006a).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.