UPDATED: Compressor Roundup c. 1963

Today on PS dot come: a short but v v informative piece from BROADCAST ENGINEERING , July 1963, which gives specs for nearly all of the broadcast compressors that were available that year.  Models covered include: Collins 26J Auto-level, Collins 356E, Fairchild 666A, 666, and 663; Gates M-5167 Sta-Level, GE BA-9 Uni-levele, ITA AGC-1A, Langevin AM-5301 Leveline, Quindar QCA-2, and the RCA BA-25A

DOWNLOAD: Compressors1963

UPDATE: T. Fine was so kind as to provide the entire 3-part article as a compact PDF.  click here to download it: BrdctEngnrgAudioLeveling_1963