PMI Model No. PS-360-3237-8-292FF is a high speed, millimeter wave, 8-bit digitally controlled, phase shifter that operates over the frequency range of 32.0 to 37.0 GHz. This phase shifter offers a low insertion loss of 13 dB typically and maintains a VSWR of 1.8:1. The total phase shift range is 358.593° having a step size of 1.406° and switches between states in less than 500 ns. 

This model provides a high level of accuracy by offering an amplitude error of ±1.5 dB and a phase shift error of ±1.3°. Ultra-Low DC Current consumption is offered at +15 VDC, 20 mA and -15 VDC, 10 mA. 

This unit is supplied in a small housing measuring 1.15” x 1.80” x 0.4” with 2.92 mm female connectors.

http://www.pmi-rf.com/Products/phaseshift-biphasemod/phaseshifters/PS-360-3237-8-292FF.htm