On Thu, Mar 20, 2025 at 11:50 PM, Sven Schnelle wrote:
But exactly as you said, the levels where low by at least 3dB above 19GHz.
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I can see that... as N-connectors...say, precision ones... they might go to 25 or 26 GHz...but N connectors are usually to 18 GHz, where... AFAIK...TE11 can start happening.
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The 85025A... with an N connector... is spec t to about 18 GHz... if I recall correctly.
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For frequencies beyond 18 GHz, 3.5 mm, 2.92 mm (K), or SMA connectors are preferred...AFAIK.
I've never tried an 805025A past 20 GHz; but I'm surprised the N connector maintains TEM... and if it goes to TE11... then 'works to 40 GHz" doesn't make sense to me.