Increase default resolution for design_fir_low_pass_filter_adjust().

applications/lofar2/model/rtdsp/firfilter.py

@@ -297,7 +297,7 @@ def design_fir_low_pass_filter(method,
 
 def design_fir_low_pass_filter_adjust(method,
                                       Ncoefs, fpass, fstop, fcutoff, cutoffGain=0.5, rippleWeights=[1, 1],
-                                      kaiserBeta=0, fs=1.0, resolution=1e-3, verbosity=1):
+                                      kaiserBeta=0, fs=1.0, resolution=1e-4, verbosity=1):
     """Derive FIR coefficients for low pass filter for exact fcutoff
 
     Uses design_fir_low_pass_filter() but achieves cutoffGain at fcutoff by adjusting fpass or fstop, and