When making a comeback, synth pop act must take on any current producer (6)

I believe the answer is:

dynamo

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'current producer' is the definition.
(I've seen this in another clue)

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(Other definitions for dynamo that I've seen before include "Electricity generator or vigorous person" , "something electrifying" , "Monday (anag)" , "Live wire" , "Juice supplier" .)

I've seen this clue in The Guardian.

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