33 - 50 GHz, Dial-Type Variable Waveguide Attenuator 520B/383 Uncalibrated, WR-22, Power Handling 0.2 Watts Description: Mi-Wave’s 520 Series Uncalibrated Variable Attenuators and 522 Calibrated Attenuators are available in standard waveguide sizes from 8 to 220 GHz. The attenuating element in each unit provides a variable attenuation, from 0 dB to 25 dB minimum. Precision-designed internal controls are accurately contoured to provide a low bilateral VSWR and minimum variation of attenuation with frequency.

26.5 - 40 GHz, Dial-Type Variable Waveguide Attenuator 520A/599 Uncalibrated, WR-28, Power Handling 5 Watts Description: Mi-Wave’s 520 Series Uncalibrated Variable Attenuators and 522 Calibrated Attenuators are available in standard waveguide sizes from 8 to 220 GHz. The attenuating element in each unit provides a variable attenuation, from 0 dB to 25 dB minimum. Precision-designed internal controls are accurately contoured to provide a low bilateral VSWR and minimum variation of attenuation with frequency.

22 - 33 GHz, Dial-Type Variable Waveguide Attenuator 520(34)/59, Uncalibrated, WR-34, Power Handling 0.3 Watts Description: Mi-Wave’s 520 Series Uncalibrated Variable Attenuators and 522 Calibrated Attenuators are available in standard waveguide sizes from 8 to 220 GHz. The attenuating element in each unit provides a variable attenuation, from 0 dB to 25 dB minimum. Precision-designed internal controls are accurately contoured to provide a low bilateral VSWR and minimum variation of attenuation with frequency.