The ADC-3000 from Aldetec Inc is a Down Converter with RF Frequency 2.55 to 3.30 GHz, LO Frequency 4.735 GHz, IF Frequency 1.435 to 2.185 GHz, Conversion Gain 18 to 22 dB, Image Rejection -45 dB. Tags: Module with Connectors. More details for ADC-3000 can be seen below.