IEEE 1785.1-2012
IEEE Standard for Rectangular Metallic Waveguides and Their Interfaces for Frequencies of 110 GHz and Above—Part 1: Frequency Bands and Waveguide Dimensions
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About This Item
IEEE 1785.1-2012 defines requirements for rectangular metallic waveguides and their interfaces for frequencies of 110 GHz and above. It focuses on frequency bands, waveguide dimensions, and the dimensional relationships needed for consistent high-frequency electromagnetic transmission. For engineers working in fields, waves and electromagnetics, this standard helps support compatible design choices and clearer technical communication when specifying very high-frequency components, circuits, and system interfaces.
About IEEE 1785.1-2012
IEEE 1785.1-2012 is a technical standard for rectangular metallic waveguides operating at 110 GHz and above, with emphasis on the frequency bands and associated physical dimensions. It provides a defined reference for waveguide sizes and interface geometry, which is important when comparing parts, planning assemblies, or checking fit across related hardware. In practice, the document supports more consistent engineering decisions for high-frequency transmission structures where small dimensional differences can affect performance and interoperability.
Where is IEEE 1785.1-2012 used?
This standard is commonly relevant in millimeter-wave and submillimeter-wave work where rectangular waveguides are used to guide electromagnetic energy with low loss and controlled propagation. It may be used in laboratory test setups, precision interconnects, high-frequency instrumentation, and specialized communication or sensing equipment. IEEE 1785.1-2012 is especially useful when designers and procurement teams need a shared dimensional reference for waveguide sections, flanges, and interfaces at very high frequencies.
Importance in practice
IEEE 1785.1-2012 matters because high-frequency waveguide systems depend on tight dimensional control and reliable interface compatibility. Using a recognized reference can reduce mismatch risk, simplify specification reviews, and improve consistency across design, fabrication, and testing. For organizations sourcing or validating waveguide hardware, the standard helps support clearer acceptance criteria and more predictable performance. IEEE 1785.1-2012 is also useful when multiple components must align within the same banded waveguide framework.
- Rectangular metallic waveguide dimensions
- Frequency bands at 110 GHz and above
- Interface geometry and compatibility
- High-frequency electromagnetic applications
- Design and procurement reference point
- Publication Date: 2013
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Fields, Waves and Electromagnetics; Components, Circuits, Devices and Systems; Engineered Materials, Dielectrics and Plasmas
- Official IEEE: Doi link
- This Version: 1785.1 (2013)
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