The WR12x3 from Virginia Diodes is a 3x Frequency Multiplier that converts an input frequency from 20 – 30 GHz to an output frequency from 60 – 90 GHz. It can handle an input power of up to 500 mW and has an efficiency of 1%. This frequency multiplier has a 2.9mm (female) input connector and WR-12 output interface.