Been in the fortunate position to visit West Drayton and Swannick over the last month.
So good to have a look at the other side of the fence. Should be made compulsory for any PPL student.
They are a rather super bunch of folk working very professionally and having to cope at times with some pretty lousy amateurs from our midst, just have a listen to 124.6 on a sunny day and you see what I mean.
Ozplane :
Not surprising you asked (if in doubt always do) because I am sure there are many many GA pilots who don't know about this use of TXPDR codes.
The more I know the more I know that I don't know.
Have fun
FD