KlausST
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Today, 13:48KlausST replied to a thread Voltage input to BLDC inverters on tethered drone? in Elementary Electronic QuestionsHi, I agree. You may apply a lot of DC current to a BLDC motor ... while generating zero torque. But if you apply a rotating field to a BLDC...5 replies | 186 view(s) -
Today, 12:03KlausST replied to a thread three phase volt measurement using resistor network method in MicrocontrollersHi, I guess the problem is in the schematic.Maybe floating inputs (digital or analog), noisy supply voltage, noisy reference voltage, unsuitable...5 replies | 88 view(s)
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Today, 10:25KlausST replied to a thread three phase volt measurement using resistor network method in MicrocontrollersHi, 327 lines of undocumented code. Thanks for this riddle. You want us to find the error around "AN0" but there is no "AN0" in your code. ...5 replies | 88 view(s)
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Today, 10:14Hi, Replace C15. Joke aside. How do you think we can help when you don't give a single information about your hardware? By guessing? --> give...2 replies | 76 view(s)
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Today, 10:07KlausST replied to a thread Ferrite bead usage in ADC's in PCB Routing Schematic Layout software and SimulationHi, You don't want high currents between GNDs on a die. Thus the chip designers use a relatively high ohmic path ... just to avoid high voltage...18 replies | 1294 view(s)
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Today, 09:36KlausST replied to a thread Frequency Generator XR-2206 PCB Design Missing Components in PCB Routing Schematic Layout software and SimulationHi, Most of them are standard parts, like the pinhead connectors. I'm sure there are libraries for them. But if you don't find, then do what...1 replies | 80 view(s)
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Today, 02:08Hi, Like every electronics designer you need to read datasheets. Then you know about wiring. Did you read a bout the currents? * An 7805 is...20 replies | 530 view(s)
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Yesterday, 11:54KlausST replied to a thread Motor pump starter connection with two relay to operate manual and auto in Hobby Circuits and Small Projects ProblemsHi You may use another single pole relay.. Klaus8 replies | 337 view(s)
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Yesterday, 11:51Hi, It took me 5 minutes to find MAXIM's USB Host Adapter Emulators They may or may not have I2C. Some may have, but you don't need to use it (as...3 replies | 182 view(s)
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Yesterday, 11:30KlausST replied to a thread Motor pump starter connection with two relay to operate manual and auto in Hobby Circuits and Small Projects ProblemsHi, The benefit of standard symbols is that it avoids confusion. Is it more simple to insert a picture with a red box than inserting a symol of...8 replies | 337 view(s)
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Yesterday, 11:18Hi, Capacitor for -IN: * X7R are used for high current peaks and/or high frequency..because they have low ESR (at high frequencies) But at this...20 replies | 530 view(s)
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Yesterday, 10:19KlausST replied to a thread Motor pump starter connection with two relay to operate manual and auto in Hobby Circuits and Small Projects ProblemsHi, Honestly... I don't understand the wiring. * What's the red box and the green box? * Where is the motor? Klaus8 replies | 337 view(s)
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Yesterday, 10:10KlausST replied to a thread ADC Value gets changed when a Digital output enables in Power ElectronicsHi, Impossible to help without schematic and PCB layout / wiring. My guess: ground bounce. Klaus2 replies | 181 view(s)
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Yesterday, 10:04Hi, No need for making it complicated. Try this. Klaus20 replies | 530 view(s)
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Yesterday, 02:41Hi, The most important is: you need a USB DCP which can supply 1.5V. There is the USB specification, various application notes and forum...3 replies | 182 view(s)
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17th January 2020, 08:36Hi, True, the diode solution will be an improvement for noisy supply voltages. The drawback is the known temperature drift of about -4.2mV/°C. ...20 replies | 530 view(s)
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17th January 2020, 08:07Hi, 1) you are right ... and not. * Your second circuit shows one capacitor. Just for the function and as low pass filter. * My circuit shows a...20 replies | 530 view(s)
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16th January 2020, 22:15Hi, The circuit is exactly what I suggested. Did you recognize it? Klaus20 replies | 530 view(s)
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16th January 2020, 11:53Hi, If there is audible noise, then most probably the regulator is not continously (clean) switching. * either it is in hickup mode (high load...14 replies | 871 view(s)
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16th January 2020, 11:40Hi, Did you read the datasheet? They don't mention "spring". Klaus4 replies | 286 view(s)
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16th January 2020, 11:36Hi, A battery voltage varies....and the same magnitude in % your sensor signal will vary, too. --> high error. You want it simple... Sadly...20 replies | 530 view(s)
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16th January 2020, 08:51KlausST replied to a thread Need sources for Product Enclosures in Professional Hardware and Electronics DesignHi, There are thousands of shops, maybe thousands of manufacturers. Each of them providing more informations on their shops and catalogues than we...2 replies | 202 view(s)
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16th January 2020, 08:44Hi, I don't think the contacts are made for wire and wrap. Look for one that solders the wires to it. Or you have to try: * connectors for...4 replies | 286 view(s)
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16th January 2020, 08:35Hi So what's the question now? * the code? How to transfer multiple bytes to the Uart peripheral? * or the hardware? How the Uart transfers the...10 replies | 477 view(s)
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16th January 2020, 08:19Hi, I agree with audioguru. The voltage will be almost zero. But yes, even if small it will be proportional to input current. Klaus38 replies | 1361 view(s)
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15th January 2020, 23:54Hi NE5534 is not unity gain stable. Expect oscillation. Klaus4 replies | 257 view(s)
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15th January 2020, 23:40Hi. The FIR should not create DC. But for sure the values are multiplied wit 2^17, thus the output signal will be multiplied with the same factor...5 replies | 244 view(s)
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15th January 2020, 23:34KlausST replied to a thread Need to reduce drain voltage spike in LM5019 Buck converter in Power ElectronicsHi I don't think the peaks are real. Rather a measurement artefact. Show a photo of the circuit including scope connections. Klaus5 replies | 270 view(s)
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15th January 2020, 09:02Hi, "Brand new" does not necessarily mean that they are suitable. Voltage rating and capacitance rating is not enough information to buy such a...13 replies | 566 view(s)
About KlausST
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