KlausST
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Today, 09:37KlausST replied to a thread Why is the European mains voltage so well regulated? in Elementary Electronic QuestionsHi, Afaik: For voltage regulation one uses transformers with several taps. This is technically relative simple, but for sure it's some effort....10 replies | 196 view(s) -
Yesterday, 22:40KlausST replied to a thread Why is the European mains voltage so well regulated? in Elementary Electronic QuestionsHi, There are many power distribution plants with voltage regulation in Germany. And several frequency regulation plants in Europe. Klaus10 replies | 196 view(s)
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Yesterday, 22:16Hi, Electronics has to do with voltage and current... But none of this I see in your post. Additionally I miss what you mean with "control" ....2 replies | 92 view(s)
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Yesterday, 09:01Hi, There are dedicated audio switches. Just go to any manufactrer and/distributor's internet site and do a search for "audio switch" or "audio...3 replies | 74 view(s)
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18th January 2019, 14:23Hi, Some thoughts: Motor is: DC, BLDC, AC 1 phase, 3 phase or anything else? *** * RMS_current represents the heating in the winding, in...2 replies | 71 view(s)
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18th January 2019, 11:31Hi, The value is "true RMS"? Use a scope to check amplitude and waveform. If the amplitude drops, it is cause by the drop in the triac. ...23 replies | 440 view(s)
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18th January 2019, 10:30Hi, wow, a lot of effort, baileychic. (sadly I fear the OP has new requirements...) I assume: R19 isnīt correctly calculated Please...23 replies | 440 view(s)
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18th January 2019, 09:19Hi, The problem is: we can not know what XTAL you use. We can not read the datasheet as long as you don't give (a link to) it. Each pin of...9 replies | 153 view(s)
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18th January 2019, 08:24Hi, 33pF for a 20MHz seems (to me) a bit high capacitance. What does the XTAL datasheet say? And how much I/O capacitance has the clock...9 replies | 153 view(s)
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18th January 2019, 08:14Hi, Most probably nobody can answer this as long as you don't provide the timing specifications for the * inverter * AND gate * DFF Klaus6 replies | 145 view(s)
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18th January 2019, 00:41Hi, Please focus on the "non working curcuit". It makes no sense to show the "working" circuit, but complaining another circuit. --> photo,...6 replies | 199 view(s)
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17th January 2019, 19:49Hi, WDTCON 0x12 = 0b 0001 0010 . Where the red bits are the bits for the timeout. --> 01001 which gives 512ms timeout. To get 256...8 replies | 159 view(s)
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17th January 2019, 12:33KlausST replied to a thread How can you tell if big quantities of a component will be immediately available? in Elementary Electronic QuestionsHi, the first that comes into my mind is "the manufacturer": https://industrial.panasonic.com/ww/stock-search ...3 replies | 236 view(s)
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17th January 2019, 11:58Hi, To me personally it makes no sense. I donīt see why "LEDs" is more easy to understand than "solenoids". and if LEDs are more easy, why do...23 replies | 440 view(s)
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17th January 2019, 11:24Hi, you try to confuse us: * first there are LEDs --> then there are solenoids.. Why? * "no microcontroller use" --> "no gate IC use" The...23 replies | 440 view(s)
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17th January 2019, 11:13Hi, Iīd not go for that fast "1ms", Iīd rather go for 1s if possible. (because this needs the ISR to be entered every 1 ms with some processing...7 replies | 163 view(s)
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17th January 2019, 10:55Hi, I wonder: did you read post#2 and post#3? Klaus4 replies | 250 view(s)
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17th January 2019, 00:32KlausST replied to a thread USB differential pair on 2 layer board in Hobby Circuits and Small Projects ProblemsHi, USB2.0 is 480MBit/s Wavelength at the copper traces maybe is 40cm (just estimated) And your trace length is only about 4cm .... thus the...3 replies | 231 view(s)
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16th January 2019, 12:04Hi, I ssume the Ls are coupled. If so, then neither A nor B will work. There are discussions about it in the forum. Klaus3 replies | 116 view(s)
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16th January 2019, 09:24KlausST replied to a thread "IR based" relay driving problem in Hobby Circuits and Small Projects ProblemsHi, Klaus6 replies | 156 view(s)
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16th January 2019, 07:41Hi, Quarter watt: I didn't read them....but I expect the MOC datasheet or MOC application notes tell you. Take care about the voltage...21 replies | 467 view(s)
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16th January 2019, 07:33KlausST replied to a thread "IR based" relay driving problem in Hobby Circuits and Small Projects ProblemsHi, You should know: electronics has to do with voltage and currents. To be able to calculate a circuit, we additionally need to have the...6 replies | 156 view(s)
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16th January 2019, 07:18Hi, No. "X2" is the safety compliance of the 47n capacitor. Klaus21 replies | 467 view(s)
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15th January 2019, 23:44Hi, I assume you did not use all 4 opamps ... and you left some (unused) inputs floating. A no-go. Besides this I don't think a breadboard is...15 replies | 383 view(s)
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15th January 2019, 18:52Hi, * Do you have a solid GND plane for reliable GND? * are there ceramics capacitors at each ICīs supply pin with low impedance connection to...15 replies | 383 view(s)
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15th January 2019, 14:32Hi, what about a truth table? What switches, what LEDs, what supply, voltages and currents.... Klaus23 replies | 440 view(s)
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15th January 2019, 08:58Hi, The highlighted green pieces of signals show that you donīt use EAGLE correctly. --> use the EAGLE tutorial how to connect, route and name...8 replies | 197 view(s)
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15th January 2019, 08:52KlausST replied to a thread Reducing quantization noise in ADC with oversampling in Analog Circuit DesignHi, this only works when the converted samples have different values. If the signal is stable and free of noise and you get always the same...2 replies | 145 view(s)
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14th January 2019, 18:04KlausST replied to a thread Why do semiconductor companies not provide their datasheets publicly? in Elementary Electronic QuestionsHi, I never had a problem with a company and the NDA even for very low volume (1...50 pcs) industrial development. Klaus14 replies | 518 view(s)
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