Dorrough DAP-310 Instruction & Service Manual

Complete instruction manual for the Dorrough DAP-310 "Discriminate Audio Processor" broadcast compressor/peak limiter/ AGC.  This manual includes complete instructions on  setup, alignment and operation of the unit. Includes schematics, parts layout, alignment and calibration instructions, and descriptions of both the AM Limiter II and FM peak limiter versions of the unit. Includes service bulletin on how to update the power supply in units with serial numbers below # 021223. 72 pages.  This product is delivered as a downloadable file in Adobe PDF format. Requires Adobe Acrobat Reader, available for free from Adobe.com.