The 101065016 broadband directional coupler offers 16 dB (+/-1.5 dB) of nominal coupling over the frequency range of 1 to 65 GHz in a compact, lightweight package. Frequency sensitivity is ±1.2 dB (1 to 32 GHz) and ±1.5 dB (32 to 65 GHz) and insertion loss including coupled power is less than 2.8 dB, directivity is greater than 10 dB, and maximum VSWR is 1.6. Maximum RF input power at any port is 20 W average and 3 kW peak. The coupler uses female 1.85 mm connectors, measures 2.5 x 0.5 x 0.65 in., and weighs 1.9 oz. The operating temperature range is -54° to 85° C. The coupler is designed for EW, 5G, SATCOM, radar, signal monitoring and measurement, antenna beam forming, and EMC testing. The directional coupler can also be manufactured to meet military specifications.