Topband: 10 to 1 Ferrite Balun

Richard (Rick) Karlquist richard at karlquist.com
Tue Mar 19 15:26:33 EDT 2019



On 3/19/2019 12:13 PM, Chuck Dietz wrote:
> Wouldn’t you connect the secondarys in series and the primaries in parallel?
> 
> Chuck W5PR
> 

The ADT8-1T+ is a 50 ohm to 400 ohm transformer.
Two connected in series results in a 100 ohm to 800 ohm transformer.
If you instead connect the primaries in parallel, you would in
in principle have a 25 ohm to 800 ohm transformer.  That isn't
what Herb needs.

73
Rick N6RK


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