SHP Amplifiers covered: SHP1 (standard equipment for SPS160, SPS3, FC1) SHP2 (SB100, 100-77D, 100-78D, 100-79M); AND SHP3 (STD160, SQS160, STD2, SQD2, STD3, SQD3, STD4, FC2, SMC1, SMC2, SMC3)

2nd Edition, new for 2024. New larger schematics added.