# Filter that models one pole of the dynamics of test-mass 1.
# 
# This filter should be run forwards and backwards to achieve
# the desired response. In ltpda use filtfilt().
# 
# M Hewitson
# 
# $Id: test_pzm.fil,v 1.1 2009/01/05 17:48:41 ingo Exp $
#

zero 0.000181464554896431    # comes from w_1
pole 5                       # stabilise filter out of band
factor 0.00114017542509914   # sqrt(1.3e-6)

freq log 1u 50 1000

iir 100 start 4 4