Files listed here are for the firmware eprom (U3) on the MVS logic board. They can be used to program 
blank eproms to replace missing or defective chips in all bands of MVS radios.

Two files are listed and are used depending on which logic board is in the radio. 

The file 'MVS19A705561G6.Bin' (8K) is used when the radio has the older logic board with the part
number 19D901690G6 or earlier. The blank eprom is a 87C64-20 or equivalent.

The file 'MVS344A3674G7.Bin' (32K) is used when the radio has the newer logic board with the part
number 19D901690G11. The blank eprom is a 87C257 or equivalent.