disp('look in /mas/garden/flakes/steve/cement/circuitboard/')
load circuitboards

[Br,Bm,Bn]=est_transrotm(A,B,50,4);
[Cr,Cm,Cn]=est_transrotm(A,C,50,4);
[Dr,Dm,Dn]=est_transrotm(A,D,50,4);

save circuitboards_parameters_50itt4lev