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21st February 2011, 04:46 AM
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#1 |
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diyAudio Member
Join Date: Jan 2009
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field coil frequency question
Hi there: What is an appropreate frequency for a field coil power supply (field coil louadspeaker? ...regards, Michael
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21st February 2011, 06:50 AM
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#2 |
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diyAudio Member
Join Date: Nov 2003
Location: Brighton UK
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Hi, ????!, 0 Hz, i.e. DC, rgds, sreten.
FWIW some old record players used the field coil as the choke in the power supply, this of course means the rest of the circuitry had to be pure class A.
__________________
There is nothing so practical as a really good theory - Ludwig Boltzmann When your only tool is a hammer, every problem looks like a nail - Abraham Maslow Last edited by sreten; 21st February 2011 at 06:53 AM. |
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