Article View: sci.electronics.design
Article #886Re: An unusual Oscilloscope phenomenon
From: Michael A. Terrell
Date: Sat, 04 Jul 2009 19:22
Date: Sat, 04 Jul 2009 19:22
30 lines
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3134 bytes
Tim Williams wrote: > > "Nico Coesel" <nico@puntnl.niks> wrote in message > news:4a4e83ad.2781589312@news.planet.nl... > > The cord coming off doesn't seem to be a problem. All similar systems > > I've seen so far have the burden resistor on the measurement board, > > not on the welding transformer. But I'll try it anyways. The old ways > > are not necessarely the best ways :-) > > Every CT I've built has had the resistor as close to the transformer (i.e., > on it) as possible. I've had quite awful results putting the resistor on > any kind of length. Come to think of it, that may be more due to the > resistor itself having length, which would be a problem. Still, better safe > than sorry... > > 'Course, I wind my own, encapsulated in masking tape, so embedding a burden > resistor is no big deal. ;o) > > Tim 'Course, I wind my own, encapsulated in masking tape, so embedding a burden > resistor is no burden. ;o) -- You can't have a sense of humor, if you have no sense!
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