[TowerTalk] Modifying Comtek 4-square controller(relay unit) for a different band?

[Lux, Jim]

On 11/21/21 4:51 PM, Gene Smar via TowerTalk wrote:
> "For the interested student", here's a treatise on leakage and other 
> losses in power (60 Hz) transformers that might be of use: 
> https://tinyurl.com/2te6xhkv .
>
yeah, but that doesn't help with the "how do I make an NT card that 
simulates a transformer" for NEC.


>
> 73 de
> Gene Smar  AD3F
>
>
> On 11/21/2021 2:11 PM, Michael Tope wrote:
>> Hi Jim,
>>
>> Starting with version 5.0, EZNEC implements the capability to model 
>> lumped transformers, inductors, capacitors, and resistors. Thus, it 
>> should have capability to model the Collins 90deg hybrid. The only 
>> caveat is that the transformer model is ideal (K=1.0), so including 
>> the impact of flux leakage and core loss would have to be captured 
>> with additional components in an equivalent circuit model.
>>
>> 73,  Mike W4EF............
>>
>
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