Jerrold General Instrument IF Intermediate Frequency LOT filter equalizer CDL This is good stuff here. YOu get all 5 components one money! This is older technology, but VERY rare and hard to find. You will know if it fits your application. In this IF Lot you get: - 1 Jerrold IF Delay Equalizer Model#- CDL - 1 Jerrold IF Filter Model#- IFF - 2 Jerrold IF/Channel Converter Modules (conducts Output Test for -20dB) Model#- ICC-56I / A2799478 (these originally hooked up to Mesa Output Amp) - 1 CAX Auxilliary IF System - 1 CIA Main IF System (both systems are attached) (model number may be - R357) Will ship international. please ask questions. Please look at pictures.