Why does the Kaneda preamp have the common mode choke wired "backwards":
Why not as more commonly done:
Why not as more commonly done:
An externally hosted image should be here but it was not working when we last tested it.
The first schematic shows a differential-mode choke that filters ripple due to 50/60Hz rectification.
The second schematic shows a common-mode choke that filters EMI.
The second schematic shows a common-mode choke that filters EMI.
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