These filters were designed by Terrence. LVDT low-pass (2 parts) Part 1: zpk([0.045678+i*-0.025418;0.045678+i*0.025418;0.0595537;0.0650908;0.0917075;0.060433+i*-0.192029;0.060433+i*0.192029;0.091467+i*-0.211534;0.091467+i*0.211534;0.953821;0.733298+i*0.837152;0.733298+i*-0.837152;4.54107;8.088097+i*-2.498180;8.088097+i*2.498180;10.5965;19.5435;43.8369;56.9423],[0.0637273;0.069215+i*0.003108;0.069215+i*-0.003108;0.077835+i*-0.034441;0.077835+i*0.034441;0.039937+i*-0.085382;0.039937+i*0.085382;0.089809+i*-0.211205;0.089809+i*0.211205;0.093526+i*-0.211764;0.093526+i*0.211764;0.953398;0.954265;8.065463+i*-2.460458;8.065463+i*2.460458;8.109124+i*-2.536337;8.109124+i*2.536337;56.636632+i*-3.058637;56.636632+i*3.058637],0.992174,"n") Part 2: zpk([0.002760+i*0.000170;0.002760+i*-0.000170;0.003255+i*0.000307;0.003255+i*-0.000307;0.002578+i*0.002255;0.002578+i*-0.002255;0.002575+i*0.002262;0.002575+i*-0.002262],[0.002997+i*0.000003;0.002997+i*-0.000003;0.003003+i*0.000003;0.003003+i*-0.000003;0.002575+i*0.002262;0.002575+i*-0.002262;0.002575+i*0.002262;0.002575+i*-0.002262],1.00789,"n") Geophone high-pass (2 parts) Part 1: zpk([0.001081+i*-0.002859;0.001081+i*0.002859;0.045723;0.0561276;0.0649723;0.0965303;0.204452;0.079294+i*-0.202843;0.079294+i*0.202843;0.091607+i*-0.211463;0.091607+i*0.211463;0.935961;0.953832;8.063398+i*-2.458050;8.063398+i*2.458050;8.107276+i*-2.534060;8.107276+i*2.534060;56.644811+i*-3.061724;56.644811+i*3.061724],[0.0637273;0.069215+i*0.003108;0.069215+i*-0.003108;0.077835+i*-0.034441;0.077835+i*0.034441;0.039937+i*-0.085382;0.039937+i*0.085382;0.089809+i*-0.211205;0.089809+i*0.211205;0.093526+i*-0.211764;0.093526+i*0.211764;0.953398;0.954265;8.065463+i*-2.460458;8.065463+i*2.460458;8.109124+i*-2.536337;8.109124+i*2.536337;56.636632+i*-3.058637;56.636632+i*3.058637],0.00136309,"n") Part 2: zpk([0.00247445;0.002575+i*0.002262;0.002575+i*-0.002262;0.00395952],[0.002575+i*0.002262;0.002575+i*-0.002262;0.002575+i*0.002262;0.002575+i*-0.002262],0.834007,"n") Sensor correction zpk([0.000889+i*0.002503;0.000889+i*-0.002503;0.0299562;0.062612+i*0.024951;0.062612+i*-0.024951;0.050191+i*0.093634;0.050191+i*-0.093634;0.413924;1.27082;1.79148;2.64366;6.88192;15.3729;58.0711],[0.00068445;0.061648+i*0.017383;0.061648+i*-0.017383;0.051554+i*0.054514;0.051554+i*-0.054514;0.024536+i*0.097486;0.024536+i*-0.097486;0.426967;1.27082;1.79148;2.67181;6.88192;15.4461;58.0711],0.0645698,"n")