Thanks Ezra! That's exactly the kind of info I was looking for! 210 - too low 300 - too low 500 - works 850 - works Now we're getting somewhere! --- In CZsynth@yahoogroups.com, "ezra buchla" <ezra.buchla@...> wrote: > > clues: > > my cz101 runs fine off 500mA. > > 300mA didn't cut it. > > -eb > > On 8/2/07, Fulfil Objective <kasploosh@...> wrote: > > > > Sweet math equation! I did a similar calculation myself last night > > and came up with almost the same answer. > > > > The thing is, most Casio keyboards will work form varying degrees of > > current and voltage. For example, I have a Casio MT-68, and the > > original adapter for it was 7.5V at 600mA. I cobbled together an > > adapter for it, by splicing a good plug onto a 7.5V at 200mA power supply. > > > > 600mA > > -200mA > > ------ > > 400mA - That's how much power (current) I'm missing. > > > > Using your sweet equation I find out that I'm missing 400mA. And yet > > it works fabulously. An MT-68 is not very computery though, and can > > run from lower power. If you lower the power enough it will actually > > play quieter, rather than not operate at all (I think). > > > > The CZ-101 needs more current, but I'm guessing it also has a narrower > > range of operation. So the question is really: for people who have > > made their own power supplies, do you have any clue about the range of > > operation in a CZ-101? > > > > Thanks! > > > > > > --- In CZsynth@yahoogroups.com <CZsynth%40yahoogroups.com>, PAJeff > > <pajeff@> wrote: > > > > > > 850mA > > > -210mA > > > ------ > > > 640mA - That's how much power (current) you're > > > missing. I'm not surprised it doesn't work. > > > > > > Radio Shack has power supplies with multiple > > > plugs. > > > > > > PAJeff > > > > > > > > > > > > > > __________________________________________________________ > > > Be a better Globetrotter. Get better travel answers from someone who > > knows. Yahoo! Answers - Check it out. > > > http://answers.yahoo.com/dir/?link=list&sid=396545469 > > > > > > > > > > > > [Non-text portions of this message have been removed] >
Message
Re:DIY AC Adapter for Casio CZ-101
2007-08-03 by Fulfil Objective
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