[Yaesu] problem with idbt and vrf on mk5

[Joe Subich, K4IK]

> I don't know if they worked before, but the vrf and idbt 
> buttons do nothing, and I know they are band sensitive. 

VRF is functional only on 160, 80, 40, and 30 meters. 

> I wonder if there is a menu item I have overlooked, or does 
> the roofing filter negate these two features?  

IDBT works only on USB and LSB.  It requires menu 0-9 (EDSP) 
be ON.  

73, 

   ... Joe, K4IK