Model STC-12-S1 is a single sideband E-Band down converter, which down convert the entire E Band frequency, 60 to 90 GHz, to an IF frequency from 2 to 32 GHz. The converter includes a Gunn oscillator, a full band balanced mixer, a highpass filter and a full band isolator. The built-in Gunn oscillator operates at 58 GHz with + 5.0 volts at 450 mA DC bias.

The typical conversion loss of the converter is 9 to 12 dB cross the band. The down converter can also be configured as double sideband converter by removing the highpass filter and move the LO frequency to the center of the band. The down converter family includes the models in Q, U, V, E, W and F Bands.