Model 7051 Waveguide Twists is used, whenever a 900 change in the plane of polarization in a wavaguide system is required.
It consists of a waveguide which is mechanically twisted through adject 90 degree (1 degree) and the waveguide cross-section is maintained uniform through out its length.
Waveguide Twists with other than 90 degree orientation are available too.
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