KlausST
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Today, 13:11Hi, If you want DC at the output, then you need the already recommended buffer and (I recommend a second order) low pass filter. Because you...15 replies | 1137 view(s) -
Today, 12:57Hi, Without requirements/ specification regarding precision, frequency response, noise, impedance....and others: Yes. Klaus1 replies | 29 view(s)
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Today, 12:00Hi, you asked about "1VAC to 1VDC converter" ... But the output of your circuit surely is not DC, It is the rectified input wave. DC is ia...15 replies | 1137 view(s)
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Today, 09:37KlausST replied to a thread [moved] Calculate the Input/Output Capacitor Value on DCDC converter in Power ElectronicsHi, and of course: frequency.. Klaus3 replies | 123 view(s)
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Today, 09:36KlausST replied to a thread Driving a buzzer using a transistor in Hobby Circuits and Small Projects ProblemsHi, the suggested buzzer of post#25 draws less than 30mA. With a IC/IB ratio of 10 you need 3mA of base current. Shouldnīt be a problem to...27 replies | 2997 view(s)
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Today, 08:26Hi, High side current source: Transitor at VCC (high side), load at GND Low side current source (current sink): Transitor at GND (low side),...6 replies | 268 view(s)
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Today, 08:19KlausST replied to a thread Sainsmart 3.2 TFT LCD touchscreen interface with Arduino mega 2560 board in MicrocontrollersHi, Donīt know what this means. Donīt know why you say PWM is not suitable. --> a drawing tells more than a lot of words. Klaus23 replies | 1350 view(s)
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Today, 07:22KlausST replied to a thread windows programming to create hex for microcontroller in PC Programming and InterfacingHi, Create hex files... but what is the source? Klaus3 replies | 117 view(s)
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Today, 07:17KlausST replied to a thread Sainsmart 3.2 TFT LCD touchscreen interface with Arduino mega 2560 board in MicrocontrollersHi, Simply use one of the 16 bit PWM periferals. They are designed for tasks like that. Please don't ask for code. There are many thousands in...23 replies | 1350 view(s)
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Today, 06:27KlausST replied to a thread Sainsmart 3.2 TFT LCD touchscreen interface with Arduino mega 2560 board in MicrocontrollersHi, I'm using AVRs. In my eyes it makes no sense to generate a "1us" interrupt. (Neither for AVR, and I think nor for any other microcontroller...23 replies | 1350 view(s)
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Yesterday, 21:01Hi, What a big difference with a suffix can make... Choice: just use a simple, cheap Mosfet. It should work. Klaus6 replies | 737 view(s)
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Yesterday, 17:50KlausST replied to a thread How to generate Frame Clock(FR) of the ADC? in Digital Signal ProcessingHi, I used the LTC2170, which has an identical interface. Defective IC is possible, but I think itīs not very likely. You know that they are...4 replies | 150 view(s)
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Yesterday, 11:25KlausST replied to a thread SCR speed brushed DC 180v motor control does not work in Analog Circuit DesignHi, Brian is correct. It is very dangerous. And the OP seems not to be experienced enough to know and keep on safety regulations. I donīt want...14 replies | 528 view(s)
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Yesterday, 07:28KlausST replied to a thread SCR speed brushed DC 180v motor control does not work in Analog Circuit DesignHi, Let me guess: you measured gate voltage w.r.t GND. This is wrong. You need to connect both voltmeter wires directly at the SCR. And: lend...14 replies | 528 view(s)
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Yesterday, 07:16Hi, Soldering BGA. If you have a stencil a good solder paste and a thermometer then soldering should work on the plate of a kitchen oven. I...8 replies | 900 view(s)
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Yesterday, 06:52KlausST replied to a thread SCR speed brushed DC 180v motor control does not work in Analog Circuit DesignHi, "not working" is no error description. Tell us your * test setup * your expectation * what's not like expected * your debugging results14 replies | 528 view(s)
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Yesterday, 06:49Hi, A digital system has limited resolution. As long as the variations are within +/-0.5 LSB around the current value you will see no change....4 replies | 248 view(s)
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Yesterday, 01:30KlausST replied to a thread ADS1115 issue for taking values of 4th digit after decimal point in ASIC Design Methodologies and Tools (Digital)Hi, With averaging you don't get better accuracy. Accuracy mainly depends on ADC and reference voltage. (Read datasheets) You just increase...6 replies | 437 view(s)
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19th May 2019, 18:28Hi, this already has been discussed many times. You will find many threads here in the forum and many more in the internet. Simplest: click on...6 replies | 268 view(s)
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19th May 2019, 18:23Hi, then just take bin5 as your "signal", and all the rest (without DC) as noise. But your "sine" is distorted... and it seems it just has 4...3 replies | 295 view(s)
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19th May 2019, 15:46Hi, Mind that both "N" represent different things. **** SNR = Signal to Noise Ratio = Signal / Noise. SNR usually is given in "dB" and...3 replies | 295 view(s)
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18th May 2019, 22:42Hi, You know, that 1V AC is no complete information. What waveform are you talking about, and is "1V" * amplitude (peak) * RMS * rectified...15 replies | 1137 view(s)
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18th May 2019, 02:19Hi, I think DMN2005 is not a suitable Mosfet. It is capable to drive 100A, but the Current in question is 50uA only. (A deviation of 2 million)....6 replies | 737 view(s)
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17th May 2019, 14:34KlausST replied to a thread Parallel connection of multiple half-bridge for high current motor applications in Power ElectronicsHi, Are you talking about the CAS300 modules of post#9. Is this written in the datasheet? I canīt find this information. How do you know? ...22 replies | 2159 view(s)
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17th May 2019, 12:40Hi, What do you mean with "disable" * setting the output LOW * setting the output HIGH * setting the output HIGH IMPEDANCE * setting the...16 replies | 988 view(s)
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17th May 2019, 12:05KlausST replied to a thread Shielding of voltage lines with different value for same distance in Analog Integrated Circuit (IC) Design, Layout and FabricationHi, is it asking too much for a simple sketch? VRef is DC and it should come from a low impedance source. (but we donīt know nothing about the...4 replies | 642 view(s)
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17th May 2019, 07:04KlausST replied to a thread Parallel connection of multiple half-bridge for high current motor applications in Power ElectronicsHi, A general idea for paralleling power units: * make one unit as the "master" * all other units are current controlled slaves (to deliver the...22 replies | 2159 view(s)
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17th May 2019, 06:54KlausST replied to a thread Driving a buzzer using a transistor in Hobby Circuits and Small Projects ProblemsHi, There is no need for a gate-source or base-emitter resistor. Usual logic outputs are push-pull and (especially nowadays CMOS outputs) have...27 replies | 2997 view(s)
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17th May 2019, 06:42KlausST replied to a thread [SOLVED] Hz vs number of bits in ASIC Design Methodologies and Tools (Digital)Hi, Yes, for "toggle enable"....but this is just a signal as input to the toggle flipflop. Klaus6 replies | 418 view(s)
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17th May 2019, 06:39KlausST replied to a thread how to design a thermostat without Microcontroller? in Analog Circuit DesignHi, You don't show any effort on your own. Not even the simplest internet search for "unity gain inverting opamp". I don't support laziness....64 replies | 2275 view(s)
About KlausST
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