KlausST
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Today, 06:34KlausST replied to a thread How to implement timer to read sensor signal periodically without MCU in Elementary Electronic QuestionsHi, Please be more specific. "A sensor" can be almost any device... with any interface you can think of... It can be: * a simple resistor (...1 replies | 22 view(s) -
Today, 06:12Hi, What is a "voltage sensor"? What kind of part are you looking for? Voltmeter? Scope? Resistor? A more or less complex circuit? Klaus1 replies | 16 view(s)
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Today, 06:05KlausST replied to a thread when calculating the SNR of adc，should the bandwidth of noise be 1/2fsample？ in Analog Integrated Circuit (IC) Design, Layout and FabricationHi, many audio ADCs work with higher sampling rate, then they use digital filters, then they reduce the data rate..... Thus 1/2 f more relates to...2 replies | 49 view(s)
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Yesterday, 23:39Hi, If there are not different packages .... then there must be one "ideal" package. What package is the ideal one, that fits all customer's...4 replies | 104 view(s)
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Yesterday, 15:13Hi, maybe. But I assume the reference circuit and/or itīs description should give an answer. Klaus10 replies | 148 view(s)
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Yesterday, 13:23Hi, I rather think this rather shows a "short circuit" condition ... and not a "floating" condition. (edit: just recognized that kripacharya...3 replies | 105 view(s)
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Yesterday, 13:20Hi, I assume this rather shows the unwanted stray or wire/trace inductivity. Klaus10 replies | 148 view(s)
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25th June 2019, 22:58KlausST replied to a thread OV7670 camera interface with Digilent SPARTAN 3E in PLD, SPLD, GAL, CPLD, FPGA DesignHi, Try this. https://www.hirose.com/product/partner/?lang=de https://store.digilentinc.com/hirose-fx2-socket-connector-limited-time/...9 replies | 315 view(s)
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25th June 2019, 17:04Hi, Try this: https://lmgtfy.com/?q=online+heatsink+calculator Klaus7 replies | 185 view(s)
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25th June 2019, 15:41KlausST replied to a thread [SOLVED] Current source for high current LED driver- 24Vdc/max:16A in Analog Circuit DesignHi, I didnīt say you need resistors with true kelvin connections.... but if you want to spend the money ... it may be a further improvement. ...10 replies | 184 view(s)
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25th June 2019, 11:15KlausST replied to a thread [SOLVED] Current source for high current LED driver- 24Vdc/max:16A in Analog Circuit DesignHi, To the function: I see no problem with low side regulation, as long as wiring is correct. On the other side you donīt need to feel...10 replies | 184 view(s)
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25th June 2019, 10:53Hi, The schematic of post#29 has some issues. * 200 Ohms may be too low for a standard signal input * the pot misses the GND connection * the...36 replies | 702 view(s)
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25th June 2019, 07:49KlausST replied to a thread Car battery STARTER voltage help (not charger) using variety of methods (possibly AC) in Hobby Circuits and Small Projects ProblemsHi, It seems you don't have an idea about the current drawn at starting an engine. This you should do first. Ask at your car garage. Or do an...21 replies | 375 view(s)
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25th June 2019, 07:43KlausST replied to a thread measuring slow oscillations with magnetic methods in Miscellaneous EngineeringHi, Define your range of frequency. "Low frequency" does not mean anything. There are natural "low frequencies" with 0.0000224 Hz ... and...6 replies | 166 view(s)
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25th June 2019, 07:31Hi, Vague descriptions: "Perfect" --> there is no perfect. You need to live with non perfect waveform. How much tolerance in which regard can you...15 replies | 230 view(s)
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24th June 2019, 20:48KlausST replied to a thread Every few Hours clock running fast rtc1307 in Hobby Circuits and Small Projects ProblemsHi, What do you expect from us? * If you want us to validate the hardware --> you need to show us * If you want us to validate the software -->...3 replies | 95 view(s)
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24th June 2019, 16:59KlausST replied to a thread add new component EAGLE in PCB Routing Schematic Layout software and SimulationHi, either use the menu at the SCHEMATIC or BOARD window: Library -> use ... then select your library or use the CONTROL PANEL window: LIBRARIES...1 replies | 78 view(s)
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24th June 2019, 15:12Hi, did you use - or at least calculate whether you need a heatsink? Klaus7 replies | 185 view(s)
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24th June 2019, 15:07Hi, "GND" is just a name ... and it shoud be the signal where (most of) your voltages refer to. You may name every signal "GND" .. itīs up to...6 replies | 119 view(s)
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24th June 2019, 14:40KlausST replied to a thread Capacitor Burning issue due to unusual reasons in PC Programming and InterfacingHi, another confusion: The LEDs are connected to "VCC" --> Where is the VCC supply? Btw: Even the 2 Layer PCB includes no true GND plane....38 replies | 570 view(s)
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24th June 2019, 14:23Hi, Voltage regulator: Tries to keep the output voltage constant ... regardless of load resistance, regardless of current Current regulator:...3 replies | 116 view(s)
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23rd June 2019, 19:28KlausST replied to a thread OV7670 camera interface with Digilent SPARTAN 3E in PLD, SPLD, GAL, CPLD, FPGA DesignHi, I assume you are experienced enough not be afraid to use a new connector.... this is no rocket science. Additionally there are several...9 replies | 315 view(s)
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23rd June 2019, 18:09KlausST replied to a thread OV7670 camera interface with Digilent SPARTAN 3E in PLD, SPLD, GAL, CPLD, FPGA DesignHi, The OV7670 needs more than 60 I/O to connect to the spartan? Are you sure? Klaus9 replies | 315 view(s)
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23rd June 2019, 16:42KlausST replied to a thread Problems on Sending RS232 Signals through 3 Meter Core Cable in PC Programming and InterfacingHi, No urgent need to measure...but measurement gives exact values with your exact conditions... If 5A (or 0.5A) goes the one way, it has...12 replies | 249 view(s)
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23rd June 2019, 13:37Hi, Note: In post#5 and post#13 you talk about class A, but the TDA2030 is class AB. The "class" (mainly) defines the output stage of the...36 replies | 702 view(s)
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23rd June 2019, 13:24KlausST replied to a thread Capacitor Burning issue due to unusual reasons in PC Programming and InterfacingHi, This is no GND plane, thus you have increased serial impedance at every GND connection. This is not reliable and thus not suitable for...38 replies | 570 view(s)
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23rd June 2019, 13:03KlausST replied to a thread Problems on Sending RS232 Signals through 3 Meter Core Cable in PC Programming and InterfacingHi, It's all very confusing ... at least to me... You gave just a little snippet of information/schematic of what I asked for in post #3. This...12 replies | 249 view(s)
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22nd June 2019, 20:57KlausST replied to a thread Saturation current of coupled inductor used in flyback smps in Power ElectronicsHi, Why don't you read the table on your own? * row: 220uH * column: Isat Klaus3 replies | 117 view(s)
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22nd June 2019, 20:45Hi, There are free simulation software tools. Use them. Klaus13 replies | 262 view(s)
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22nd June 2019, 17:29KlausST replied to a thread Problems on Sending RS232 Signals through 3 Meter Core Cable in PC Programming and InterfacingHi, Show the exact circuit...from master side...which IC, which pin drives which line of which cable...and the complete slave receiver circuit....12 replies | 249 view(s)
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