Quantic PMI Model PS-90-810 is a 0 to 180° Bi-Phase Shifter / Modulator, TTL Compatible with Low Insertion Loss, Low VSWR, High Speed and operates in the 8 to 10 GHz frequency range with an insertion loss of 3 dB and a switch time of 75 ns. This model features a compatible control with low amplitude and phase error. Package size is 1.97" x 0.79" x 0.53" with SMA female connectors.