function [freq,sp] = import_1122data(KOACH,ErrFB)
SR560 = 100;
Freq = containers.Map;
Abs = containers.Map;
Phase = containers.Map;
if strcmp(KOACH,'on')
    disp('KOACH on')
    if strcmp(ErrFB,'ERR_IMC')
        for ii = 1:5
        mnimportdata(['E1122_' num2str(ii+11) '.txt'],Freq,Abs,Phase...
            ,['ERR_IMC' num2str(ii)],'sp');
        end
        mncombine(Freq,Abs,'ERR_IMC',5);
        freq = Freq('ERR_IMC');
        % divide by the SR560 gain
        sp = Abs('ERR_IMC')/SR560;
    else
        mnimportdata('F1122_11.txt',Freq,Abs,Phase,'FB_IMC','sp','diaggui')
        [temp_ff1, temp_abs1] = mntrim(0,2,Freq('FB_IMC'),Abs('FB_IMC'));
        [temp_ff2, temp_abs2] = mntrim(2.1,1e9,Freq('FB_IMC'),Abs('FB_IMC')); 
        temp_ff2 = downsample(temp_ff2,50);
        temp_abs2 = downsample(temp_abs2,50);
        freq = [temp_ff1; temp_ff2];
        sp = [temp_abs1; temp_abs2];
    end
else
    disp('KOACH off')
    if strcmp(ErrFB,'ERR_IMC')
        for ii = 1:5
        mnimportdata(['E1122_' num2str(ii+3) '.txt'],Freq,Abs,Phase...
            ,['ERR_IMC' num2str(ii)],'sp');
        end
        mncombine(Freq,Abs,'ERR_IMC',5);
        freq = Freq('ERR_IMC');
        % divide by the SR560 gain
        sp = Abs('ERR_IMC')/SR560;
    else
        mnimportdata('F1122_3.txt',Freq,Abs,Phase,'FB_IMC','sp','diaggui')
        [temp_ff1, temp_abs1] = mntrim(0,2,Freq('FB_IMC'),Abs('FB_IMC'));
        [temp_ff2, temp_abs2] = mntrim(2.1,1e9,Freq('FB_IMC'),Abs('FB_IMC')); 
        temp_ff2 = downsample(temp_ff2,50);
        temp_abs2 = downsample(temp_abs2,50);
        freq = [temp_ff1; temp_ff2];
        sp = [temp_abs1; temp_abs2];
    end
end
end