Excel Calculator Spreadsheets

Intermodulation Calculator for RF Devices Spreadsheet

Excel Spreadsheet that calculates 2T30, 2T50, and 3T30 IMD’s for up to 16 device frequencies.

Macros are also available to copy intermodulation frequencies for import into frequency coordination software.


Added For version 1.04

Fix bug in spacing acceptance criteria 

Preset buttons to verify spacing of User groups 

User Preset buttons for Frequency and spacing

Minimum channel and IMD spacing in the entered Device Frequencies


Added For version 1.05

Repaired user frequency Macros

Here are a few uses for this calculator


  • Check Channel to channel and IMD to channel spacing for up to 16 devices
  • Check conflicts and spacing for frequencies provided for you
  • Use to verify acceptance criteria for validation purposes.