This page contains files for both the BC-221 and LM frequency meters.
1) An MS-Word document explaining the uses for these files
2) A simple text file adding some more info to the above.
3) BC221LM.ZIP, a ZIPed file of an executable for generating calibration books for those instruments without one.
4) CALIB.ZIP, a ZIPed file of an executable file for calibrating either the BC-221 or LM meters.
5) GZIP, a PD executable for unzipping files with the .GZ extension
6) PKUNZIP, a PD executable for unzipping files with the .ZIP extension.