survey_ng.2011 is an updated version of survey_ng which includes the ability to control the SML01 and Agilent01 oscillators in the control file. It also adds support for a a tipping scan in the north (NOPACITY as opposed to the southern OPACITY).
It’s usage is the same as survey_ng and is also located in
/usr/local/pkg/correlator/ on newsmerd.
Including the lines
in the input file will set both LO inputs of the frequency translator to 636 MHz (with a level of +7 dBm)
Updating the program to include further commands is possible by editing both
survey_ng.h. The latter is necessary for defining a new token.