Originally posted by Faraday88
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there is no secret. no 3D monopole topology, unless you mean all norths out. the north pole switches the core causing induced current in the trigger wire. which is why coil winding and orientation are important. the north pole on most magnets is a bit stronger than the south. howard Johnson showed this in his book the secret life of magnets, I think that is what it is called.
you are mixing floyd sweet and his vacuum triode amplifier, and the monopole. which means only north poles out - mono-pole.......
there ARE however specific things you can do to build it right, we have talked about those. match all components, match the coils, use 18 awg, all north CERAMIC magnets, limit mechanical friction, or build it solid state.
Tom C
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