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Re: how much can solid state amps be improved by using CLC filtering?

Henrys! The "classic" value for the inductor in a CLC filter is 10 Henrys. In a tube power supply where the current is less than 1/2 A., an Iron core inductor is manageable size wise. For SS where P/S current is several A. a 10 H. choke will be HUGE.

BTW, that 10 H. goes back to the time when 8 micro-Farads was the maximum value available for capacitors. With modern HIGH value capacitors, a 0.5 H. inductor would help with 3rd and higher order harmonics of the AC mains frequency. That is still a very large coil if air cored. Something on a toroidal Iron core might be feasable. Perhaps something could be sourced from either Plitron or Toroid Corp. of MD. Custom "Iron" like that being discussed will be expensive.

Eli D.



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  • Re: how much can solid state amps be improved by using CLC filtering? - Eli Duttman 06/10/0101:27:32 06/10/01 (3)


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