KlausST
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Today, 11:35Hi, We even donīt know where you want to install these parts. Without more information itīs impossible to answer. --> try it and see. Klaus7 replies | 154 view(s) -
Today, 11:26Hi, show us a photo of your application. On this photo we want to see: * all your GND wiring * all your scope connections * the "switch" (we...7 replies | 154 view(s)
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Today, 11:08Hi, The spike is about 4ms after the rising edge of the pink signal? Is this true? And is it always that "4ms" Then I assume the pink signal...7 replies | 154 view(s)
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Today, 08:37KlausST replied to a thread How to indicate overflow of 4017 counter? How to stop counter? in Hobby Circuits and Small Projects ProblemsHi, In my eyes an RS flip flop won't work as you expect. A RS flip flop is level sensitive thus it will be activated at the first couple of...4 replies | 112 view(s)
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Today, 07:52Hi, With all you write you say everything is correct, but you don't give us a chance to verify all this. How do you think we can help you? ...1 replies | 84 view(s)
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Yesterday, 13:53KlausST replied to a thread [SOLVED] making -15/+15v out of single power supply 12Vdc Problem in Elementary Electronic QuestionsHi, Itīs not the schematic alone that makes good sound. Part selection, PCB layout, wiring, coupling to mains (earth), GND loops .. may also...22 replies | 516 view(s)
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Yesterday, 10:47KlausST replied to a thread [SOLVED] making -15/+15v out of single power supply 12Vdc Problem in Elementary Electronic QuestionsHi, Things clearing up... AC supply 9V: For a short circuit proof AC adapter it is not unusual, that the "no load" output voltage is that...22 replies | 516 view(s)
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Yesterday, 00:40KlausST replied to a thread [SOLVED] making -15/+15v out of single power supply 12Vdc Problem in Elementary Electronic QuestionsHi, Some examples. Look at a picture of a car .... and try to find out if it fits into the garage. It will be hard to find out without a...22 replies | 516 view(s)
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14th November 2018, 13:37KlausST replied to a thread really need help about ENOB simulation and improvement in Analog Integrated Circuit (IC) Design, Layout and FabricationHi, did you use some analog antialias filter? If not then please do a new measurement with filter. The problem without filter: One can...11 replies | 310 view(s)
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14th November 2018, 11:15Hi, wire diameter depends on amperage RMS .. it doesnīt care about power factor. You just need to involve power factor if you want to calculate...3 replies | 186 view(s)
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14th November 2018, 11:03KlausST replied to a thread [SOLVED] making -15/+15v out of single power supply 12Vdc Problem in Elementary Electronic QuestionsHi, but too secret to show us? The better your information, the better our help. Klaus22 replies | 516 view(s)
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14th November 2018, 10:41KlausST replied to a thread What happens of DCDC module is operated outside of Vin range? in Elementary Electronic QuestionsHi, I assume they are unregulated DCDC converters. (see: Line Regulation) Less input voltage --> less output voltage. higher input voltage -->...6 replies | 159 view(s)
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14th November 2018, 09:52KlausST replied to a thread [SOLVED] making -15/+15v out of single power supply 12Vdc Problem in Elementary Electronic QuestionsHi, Preamp: ... can be anything from DC to RF, no idea what circuit you use. OPAMP power supply: Usually not that critical, because OPAMPs...22 replies | 516 view(s)
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14th November 2018, 07:02Hi, Reading/writing EEPROM is a very basic task, only the microcontroller (no external device) is involved. Thus the first you need to do is:...3 replies | 170 view(s)
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13th November 2018, 18:25Hi, This is expectable. **** A powerline modem .. maybe... Klaus9 replies | 239 view(s)
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13th November 2018, 07:07KlausST replied to a thread I2C Programming for slave(transmitter) for sending 2 byte to another PIC controller in MicrocontrollersHi, So show what you have done so far. Show your effort, show what documents you have read, Show your code, tell us what you expect, how you...5 replies | 189 view(s)
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12th November 2018, 20:27KlausST replied to a thread really need help about ENOB simulation and improvement in Analog Integrated Circuit (IC) Design, Layout and FabricationHi, for 50MHz signal you canīt use 100MHz sampling frequency. Nyquist says HIGHER than twice the signal frequency. The problem is:...11 replies | 310 view(s)
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12th November 2018, 18:31Hi, Coax, RF... Klaus9 replies | 239 view(s)
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12th November 2018, 15:49Hi, read post#13. Check step by step. Klaus43 replies | 1386 view(s)
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12th November 2018, 13:43Hi, They are resistors, and this is how they should be used. Wirewound means they by design (accidentally) have some stray inductance. Maybe...3 replies | 144 view(s)
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12th November 2018, 10:53Hi, Donīt use random Google schematics, use reliable sources --> read specifications. Thatīs why they are made. They are free available in the...43 replies | 1386 view(s)
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12th November 2018, 10:22Hi, Every basic I2C specification shows this. Every basic I2C turorial shows this. A forum canīt replace reading specifications on your own. ...43 replies | 1386 view(s)
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12th November 2018, 09:44Hi, external resistors are mandatory! - you really should read some I2C specification. They are real resistors and need to be connected /...43 replies | 1386 view(s)
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12th November 2018, 09:11Hi, You are in the mV range, close to zero Volts. Are you sure you installed the pullup resistors correctly? Klaus43 replies | 1386 view(s)
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12th November 2018, 08:35Hi, This is speed control ... independent of torque. See it like this: "If the speed goes low because xxx, I will try to compesate it with...10 replies | 398 view(s)
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11th November 2018, 21:14Hi, We can not know whether you want torque control or not. You say you want speed control. Now decide what do you want to happen when torque...10 replies | 398 view(s)
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11th November 2018, 16:51Hi, You make it difficult to help. What "4558" do you mean? There are several different ICs with number 4558. Generally: give a lot more...1 replies | 149 view(s)
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11th November 2018, 08:56Hi, It all depends on your requirements. * what motor manufacturer and type do you use? * what is the RPM range you want to use? * what is the...10 replies | 398 view(s)
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10th November 2018, 22:47KlausST replied to a thread Very low frequency sine wave generation in Hobby Circuits and Small Projects ProblemsHi, What's exactly the problem with SMD? We use it since decades. And I hand solder smd prototypes since decades. Additionally there may be...8 replies | 283 view(s)
About KlausST
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16th November 2018
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