Low Pass Filter used on the HF SuperPacker Pro V3 100W Amplifier Project and other SDR projects. The module is designed for sustained 100W operation and uses larger cores and wire size than prior designs. This module is 12V relay controlled using a flat cable interface. Input and Output uses SMA connectors. The output has not yet been rated above 100W. Size is 6.25 x 3.0 x 1 inch; Weight is 7 oz.