1. A radar-modified Vickers Wellington has been one of the first Airborne Early Warning and Control ( AEW / C ) aircraft for use by the Fighter Interception Unit .
2. A radar-equipped Vickers Wellington was modified for use by the Fighter Interception Unit as one of the first Airborne Early Warning and Control ( AEW & C ) aircraft .

Are these two sentences paraphrases of each other?
no