Original sentence: The ITU-R 468 noise weighting curve, originally proposed in CCIR recommendation 468, but later adopted by numerous standards bodies (IEC, BSI, JIS, ITU was based on the BBC Research, and incorporates a special Quasi-peak rectifier to account for our reduced sensitivity to short bursts and clicks
Edited sentence: The ITU-R 468 noise weighting curve, originally proposed in CCIR recommendation 468, but later adopted by numerous standards bodies (IEC, BSI, JIS, ITU) was based on the BBC Research, and incorporates a special Quasi-peak rectifier to account for our reduced sensitivity to short bursts and clicks