IEEE Standard for Rectangular Metallic Waveguides and Their Interfaces for
Frequencies of 110 GHz and Above Part 1: Frequency Bands and Waveguide
Dimensions Part 2: Waveguide Interfaces Part 3: Recommendations for Performance and Uncertainty Specifications
Project Status
All three standards have now been published:
Part 1 - published March 2013, as IEEE Std 1785.1-2012
Part 2 - published September 2016, as IEEE Std 1785.2-2016
Part 3 - published October 2016, as IEEE Std 1785.3-2016