There is only one file type that uses the .MS14 extension:
Multisim 14 Circuit Design File
An MS14 file is a CAD file created with version 14 of Multisim, a program used to design, prototype, and test printed circuits. It contains a circuit schematic design, which may include diodes, components connectors, indicators, and peripherals.
|National Instruments Multisim||Commercial|
Updated: January 11, 2017