Topband: Any way to check isolation transformer for FCP

Andy - YL2QN yl2qn.andy at
Mon Jan 18 04:52:00 EST 2016


>>> It sounds strange, because to have 45,6 uH with 20 turns the Al should be

Thanks a lot. Sure I was wrong with inductance.
For 20 turns:
T-300A-2 AL=228, L=9.12uH
T-300-2   AL=114, L=4.56uH

To get same inductance on T-300-2 need to have 28T. But coupling will
between primary and secondary will be changed. How much it critical ?

Andy - YL2QN

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