5.3.1.6.4.
Dynamic Spectrum Mode data rate
The data cube may be stored in multiple PSRFITS files, with many samples
per file (e.g 10 seconds).
The data volume per beam is given by: MDS:BEAM =
(Mcube + Mmetadata) x
nfiles bytes
Where:
-
Dynamic Spectrum mode data cube size per file: Mcube =
nchan x nstokes x
nbits x nsamp /8 bytes
-
Dynamic Spectrum mode metadata (per file): Mmetadata =
500kiB
-
Number of dynamic spectrum files: nfiles =
Tscan / (tsamp x
nsamp)
The data rate per beam is given by: RDS:BEAM =
MDS:BEAM / Tscan bytes/s
The data rates and total output data volume for this mode, depend on the
parameter values chosen. Examples of data volumes and rates of dynamic
spectrum mode using the parameters from Table 17 are given in Table 18.
18: Example Dynamic Spectrum Mode output sizes and rates