KlausST
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Today, 20:03KlausST replied to a thread How to convert CMRR in DB to Numerical Value in Professional Hardware and Electronics DesignHi, What about doing an internet search on your own: "online dB calculator"... Klaus3 replies | 93 view(s) -
Today, 19:07KlausST replied to a thread Circuit with an integrated FLIP FLOP in Hobby Circuits and Small Projects ProblemsHi, "my first approach" of post#3 should give all you need to know. If not, then do an internet search with the given informations. Klaus6 replies | 222 view(s)
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Today, 07:07KlausST replied to a thread BMS Circuit design using a BMS IC. in Analog Integrated Circuit (IC) Design, Layout and FabricationHi, All we could do is an internet research...the only useful information we have is "10S" or "20S". So it's a rather unelaborated question. ...1 replies | 112 view(s)
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Today, 06:55Hi, If I had to debug it I'd use a scope to see the signals. With it you exactly see the signals on the bus...you are able to detect software...20 replies | 664 view(s)
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Today, 06:19Hi, There is no best solution. * no free pins at all * internal pullup / pulldiwn * programmable pullup / pulldown * keeper * external...5 replies | 343 view(s)
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Yesterday, 21:01KlausST replied to a thread computer parallel port external relay control in Hobby Circuits and Small Projects ProblemsHi, The only question of post#1 is Klaus9 replies | 286 view(s)
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Yesterday, 17:09Hi, my recommendation: Read the datasheets. Both datasheets specify accuracy. At least this is the way I`d do it. Klaus8 replies | 214 view(s)
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Yesterday, 16:58KlausST replied to a thread Circuit with an integrated FLIP FLOP in Hobby Circuits and Small Projects ProblemsHi, can you please draw a truth table, your 1) violates your 2) --> I assume: when pinA = 1 and pinB = 1: do nothing = hold mode = no change...6 replies | 222 view(s)
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Yesterday, 13:09Hi, This all makes no sense to me. --> Show a sketch/circuit about your idea. Klaus5 replies | 233 view(s)
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Yesterday, 11:49Hi, This circuit makes more sense: It differs to the first one: * Now there is no capacitor beween A nd C of the LED. It is between pin2 and...5 replies | 233 view(s)
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Yesterday, 11:12Hi, this is an inclomplete circuit. I donīt think it is correct. It does not make sens to discuss abut an incomplete circuit. Where is it from?...5 replies | 233 view(s)
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Yesterday, 00:55KlausST replied to a thread Where to get schematics about SCRs full-wave triggering circuits ? in Power ElectronicsHi, As already mentioned: You don't measure the gate current. --> If you want to know the gate current, then measure the gate current. ...59 replies | 2093 view(s)
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29th March 2020, 18:36KlausST replied to a thread Where to get schematics about SCRs full-wave triggering circuits ? in Power ElectronicsHi, well done :-) 1) typical with SCR and triacs. The gate needs some current to trigger, the diac needs some voltage to trigger, the...59 replies | 2093 view(s)
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29th March 2020, 16:00KlausST replied to a thread Where to get schematics about SCRs full-wave triggering circuits ? in Power ElectronicsHi, Yes, for sure. It does what it should do. It measures the voltage at the given node with respect to GND. If you want to measure the...59 replies | 2093 view(s)
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29th March 2020, 13:55KlausST replied to a thread Where to get schematics about SCRs full-wave triggering circuits ? in Power ElectronicsHi, Didn't we recommend several times to put the load at tha anode side? May I ask where you see the benefit when you repeatedly connect it...59 replies | 2093 view(s)
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28th March 2020, 17:24Hi, You know: No signal goes one way, it always needs a return path. And if the return path is long and high impedance the whole signal will be...20 replies | 595 view(s)
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28th March 2020, 14:03Hi, PCB layout: See the picture. I showed the current flow loop for the gate current. A good layout: should have as low as possible enclosed...20 replies | 595 view(s)
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28th March 2020, 08:47KlausST replied to a thread Tool for transforming python code to FPGA for Machine Learning in PLD, SPLD, GAL, CPLD, FPGA DesignHi, Maybe there is...but it's against the idea software vs hardware, It's an often made mistake to look/write HDL like software. Software is...7 replies | 775 view(s)
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28th March 2020, 07:35KlausST replied to a thread Where to get schematics about SCRs full-wave triggering circuits ? in Power ElectronicsHi, GROUND is just a name. A name for the node which the designer (you) decided to be the voltage reference. Theoretically any node in any...59 replies | 2093 view(s)
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27th March 2020, 23:21Hi, You know you gave just half of the requested informations... You will have your reasons.... Thus I can't verify the some items. Anyway....20 replies | 595 view(s)
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27th March 2020, 22:18Hi, Please show: * the PCB layout * the brand and exact type of R59 (datasheet) * where at the PCB exactly you connected scope_GND and...20 replies | 595 view(s)
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27th March 2020, 13:23KlausST replied to a thread Help needed; Check of PCB and some other questions in Hobby Circuits and Small Projects ProblemsHi, your traces on your PCB will introduce some resistance (mainly depend on width, length and thickness) and impedance (almost independent of...14 replies | 829 view(s)
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27th March 2020, 12:03KlausST replied to a thread Help needed; Check of PCB and some other questions in Hobby Circuits and Small Projects ProblemsHi, I agree FvM. A GND plane shold give some benefit. Maybe add some capacitors for supply voltage stabilisation. And maybe add GROUNDed tracks...14 replies | 829 view(s)
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27th March 2020, 11:42KlausST replied to a thread Looking for an non-invasive sensor for a fitness machine in Hobby Circuits and Small Projects ProblemsHi, There is a motor? There are wires? You can measure the current? All these informations I miss in post#1. Klaus4 replies | 360 view(s)
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27th March 2020, 08:03Hi, I'd consult the datasheet. And if it does not give the expected information I'd start a simulation. You may also build the circuit and use...2 replies | 237 view(s)
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26th March 2020, 09:14Hi, Many users expect this. And from my experience especially those who give vague informations. Glad to see that this isn't the case here. ...20 replies | 664 view(s)
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26th March 2020, 08:00KlausST replied to a thread Force sensitive resistor controlling output voltage in Analog Circuit DesignHi, I'd go with the Opamp solution. It is simple. Just a couple of parts. And it works perfectly. It's not the problem of the Opamp that it...5 replies | 282 view(s)
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26th March 2020, 07:38Hi, Quite straight forward: Since sinusoidal signals are analog signals: Go to any electronics distributor's internet site of your choice and do...3 replies | 297 view(s)
About KlausST
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