The 50P-1857 from JFW Industries is a 7 bit programmable attenuator which operates from 200 MHz to 6 GHz. It has a 95 dB attenuation range with 1 dB steps and has an insertion loss of 8 dB. The Attenuator can handle up to 20 dBm pf power. It has TTL controls and requires a 5 V supply. The 50P-1857 is available in a module with SMA-Female connectors.