Crossword Genius

Release revolutionary with cap by deadline

Ross

I believe the answer is:

time limit

I'm a little stuck... Click here to teach me more about this clue!

'deadline' is the definition.
(I've seen this before)

'release revolutionary with cap by' is the wordplay.
'release' becomes 'emit' (emitting is a kind of releasing).
'revolutionary' says the letters should be written in reverse.
'with' is a charade indicator (letters next to each other).
'cap by' becomes 'limit' (I've seen this before. I am not sure about the 'by' bit.**).
'emit' back-to-front is 'time'.
'time'+'limit'='TIME-LIMIT'

Can you help me to learn more?

(Other definitions for time limit that I've seen before include "Point before which something must be achieved" , "within which task must be done" , "Prescribed term" , "Deadline" , "maximum duration" .)

I've seen this clue in the Irish Times.
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