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HF upconverter circuit question
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promach
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HF upconverter circuit question
«
on:
August 12, 2019, 04:14:08 pm »
What are the purposes of {L5, R5} , {C10, C11} , {R2, R4} in
this HF upconverter circuit
?
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iMo
Super Contributor
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Re: HF upconverter circuit question
«
Reply #1 on:
August 12, 2019, 05:36:16 pm »
Such a mixer works best when it sees 50+0j ohm impedance on all its ports. The parts are there most probably to create a suitable impedance matching..
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