Originally Posted by
chevvron
Apart from the CADF/DRDF.
I’m well aware of those, having done QGH letdowns (some quite good, some definitely not, as in “I don’t recognise this place, can you see an airfield?”), but I wouldn’t consider them Navaids in the usual, pilot interpreted sense, any more than a ground based radar is.
We
could otherwise perhaps include the steam plumes from the power stations on the river Trent bubbling through the cloud layer below and asking for true bearings from other airfields in that area.
