EM61 Post

Why won’t my EM61 files open on the DAT61MK2 program?

Why won’t my EM61 files open on the DAT61MK2 program? EM61 files are stored in the data logger as a different file type than the DAT61MK2 program can open.  If the files that you are trying open have the .R61 extension, they will need to be converted to .M61 extension to open in the DAT61MK2 program. Assuming the DAT61MK2 program is …

EM31 vs EM38 Post

What is the difference between the EM31 and EM38?

Compare Geonics EM31 and EM38 Both measure apparent conductivity per meter as well as the inphase ratio of secondary to primary magnetic field in parts per thousand. Their measurement resolution is +/-0.1% of full scale, making their ability to discern targets about the same. Their components and operating controls look fairly similar. Essentially, the EM31 and EM38 work on the same principles and …