A few observations from the sidelines
A few of the questions have been answerd by an ATCO at an airfield that is outside CAS and seemingly not taken on board!
D&D
A read of this post in R&N may be useful, particularly the article that is linked to
http://www.pprune.org/4884950-post48.html
Possibly the relevent part being
You’d need to be at 2,000 feet
within 40 nm of Heathrow for good reception,
and 3,000 feet beyond that. And 121.5 is not
just there to resolve problems but to prevent
them. “Call us up if you think you’re getting
close to controlled airspace,” Sgt Ferguson
stressed. “Don’t wait for situations to develop.
Though in reality I understand that some airfields do monitor 121.5 as well.
As for the afternoon bimble not talking to anyone, fine if you feel that is the safest way of flying, apart from the guy who recently flew through a departure path, caused 4 to take avoiding action & 1 to be held on the ground. (no I'm not saying where or what action is proposed)
Is that good safe flying and airmanship?