Keyboard input for at least NAV / COM frequencies and FMC of airliners

For example by doubleclick or Ctrl-click of an frequency indicator a little popup lets You write in the frequency with the PC-keyboard.

EDIT: Like FlyByWire has it done in the meantime) for their A32NX.

In an FMC of an airliner a click on the input-line lets You use the pc-keyboard (like PMDG).