If a spectral measurement is started as a sin-
gle scan, the ongoing measurement is indi-
cated by a red bar below. It changes to green
if the measurement cycle is finished.
Frequency grid
The frequency grid can be changed in terms of stop
frequency (1Hz or 0,1Hz) as well as step size (3 values
per decade or 6 values per decade).
Thus speed and resolution can be adapted: