Frank Stutzman wrote:

Dude wrote:

Whether or not the Apollo units are a good idea or not is not something I
will address. Don't forget that they are essentially "orphaned" units.
Also, to be legal, there may be instances where you need to have the ADF
equipment on board.



I thought that an IFR GPS was a legal substitute for an ADF in ALL cases????


An IFR GPS *with a current database* is a leagal substitue for an ADF.

Not necessary for the GX units.