The 1211A-S from ACST GmbH is a Frequency Synthesizer with Frequency 110 to 170 GHz, Output Power 7.78 to 13.98 dBm, Supply Voltage 6 to 20 V, VCO Voltage 6 to 20 V, Operating Temperature 5 to 35 Degree C. Tags: Waveguide. More details for 1211A-S can be seen below.