CV ????

[W3MJ]

 OK What is a CV???

[Doneldon]

W3-

CV = Configuration variable. These are the various functions which can be programmed (adjusted, changed) to customize a DCC locomotive. CVs can be things like lighting and sound effects, or less appearance things like the strength of inertia or momentum, locomotive speeds at various throttle settings, consisting and a number of others.
                              -- D

[W3MJ]

Thank you!!!