What i not understand....
I don't see the neccessity for diodes 8/9/10/11/12 and 13. There is no reverse current possible, D5/6/7 do prevent it!?In a quite similar project i used low power diodes (If 2mA). The value of the...
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Alimentation à découpage : Forward 3,3V/1A
default_project.jpgDescription: IntroductionLe présent projet propose un exemple "complet" de conception d'alimentation à découpage de type FORWARD. Ainsi les différentes étapes listées ci-après seront...
View Articlesome image of my first prototype
I add some image of my first (working) prototype.My network is "phase-phase-earth" meaning 120V between lines and earth.My plan now is to make "update" with earth leak detection. (300mA and 30mA)...
View ArticleTransistor-Arrays LM3046 relaunched and quite valuable
Hi Scotty,very nice project and also best mechanical works, congratulation.Attachments: 0 photos | 0 schematics | 0 PCB(s) | 0 software files | 0 other 9160204785 read more
View Articlenew version, with earth leak test button
I have add 2 switches; S1 is a "test" button, S2 selects 30mA or 300mA.I use capacitors to set currents (AC resistors)At 230V AC, we need 4.15uF for 300mA and 415nF for 30mA. Attachments: 1 photos |...
View ArticleSuggestion: Something like the U2008B
Hello,Attachments: 0 photos | 0 schematics | 0 PCB(s) | 0 software files | 0 other 9160204787 read more
View ArticleTaming the Bullheaded...
I took a look at the datasheet for the LM2677 and noticed a few things that might be significant. First, the basic-level schematics, the ones with passive components in the feedback loop, states that...
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New Software for Network Connected Signal Analyzer
2016-02-28_17-04-36.pngDescription: I recently bought the Network Connected Signal Analyzer from the Elektor shop. But I was not very happy with the supplied software. So I started changing the...
View ArticleNice work
And part two hasn't even been published yet! Looking forward to see your finished program.Regards,ClemensAttachments: 0 photos | 0 schematics | 0 PCB(s) | 0 software files | 0 other 9160204790
View Articlenice
ah! enfin autre chose que l'arduino avec des bouts de fils partouts!ça fait plaisir. D'autant que ce n'est pas forcément la structure la plus simple à dimensionner. Je vais suivre avec attention ce...
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