PMI Model No. DTA-14G40G-32-CD-2 is a 10 Bit programmable attenuator with step resolution as low as 0.04 dB which provides over 32 dB of attenuation over the frequency range of 14.0 to 40.0 GHz. 

This model is offered in a slim line housing measuring 2.0" x 1.8" x 0.5" with 2.92mm female connectors and operates on a single +15 VDC supply with only 40 mA of current consumption typically.

Specifications include Insertion Loss 9.0 dB Typical, VSWR 2.0:1, Attenuation Flatness ±1.5 dB Typical, Attenuation Accuracy ±2.0 dB Typical, Power handling of +24 dBm CW maximum, and Input 1dB Compression: +10 dBm Typical.

http://www.pmi-rf.com/Products/attenuators/DTA-14G40G-32-CD-2.htm 

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