WT180‑42 (Double Ridge / Transition)
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The “WT180‑42” designation appears in Cobham / CMT waveguide component catalogs under “Double Ridge / Transition” listings.
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The catalog shows that WT180‑42 has a frequency range of 18.00 to 26.50 GHz.
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The spec sheet gives a dimension “A = 4.50” for WT180‑42.
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The catalog also groups WT180‑42 under “Transitions (flanged)” between double-ridge waveguide sizes.



