--BawA--
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Today, 11:31With an estimated capacitance of 1 pF for the 100 Mohm resistor, you get a zero at 1600 Hz. A single 1 nF compensation capacitor can at least improve...19 replies | 341 view(s) -
Today, 10:41Is it a similar divider as in your other thread? If so, I doubt that the voltage waveform isn't reproduced correctly. Similarly, what kind of...19 replies | 341 view(s)
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Today, 08:07Rectifier output voltage is clamped to n*diode forward voltage, e.g. a few 10 V in your design.15 replies | 210 view(s)
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Yesterday, 22:25It's not surprizing to see large ripple at the rectifier output. Negative voltage as shown is however not feasible. Most likely explanation is the...15 replies | 210 view(s)
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Yesterday, 14:10You're simply confusing source and load impedances. Rain is the impedance of the source driving the ADC, minimal OP load impedance has nothing to do...5 replies | 158 view(s)
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Yesterday, 13:55FvM replied to a thread Why does my homemade Yagi wifi antenna perform so poorly? in RF, Microwave, Antennas and OpticsYou are right, driving element impedance depends on the reflector and director spacing. I found this table in Balanis Antenna Theory. Numbers are for...17 replies | 454 view(s)
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16th August 2019, 22:35You can try to make the 12 V inductor large enough to provide continuous current at 2 W load. Coupled inductors can basically work, obviously the...7 replies | 274 view(s)
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16th August 2019, 22:30FvM replied to a thread Why does my homemade Yagi wifi antenna perform so poorly? in RF, Microwave, Antennas and OpticsThanks for mentioning the foam board. So it's actuality a folded dipole. Unfortunately it's seriously mismatched in this case, having typically 290...17 replies | 454 view(s)
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16th August 2019, 22:05How do you measure it? Sure that the probes don't affect the circuit? The question isn't clear at all.19 replies | 341 view(s)
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16th August 2019, 11:22The post body doesn't match the title. Where's the Verilog code?3 replies | 110 view(s)
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16th August 2019, 11:13FvM replied to a thread Why does my homemade Yagi wifi antenna perform so poorly? in RF, Microwave, Antennas and OpticsAs shown in the picture, it's a straight 60 to 75 ohm half wave dipole, not a folded dipole. This makes sense because it's roughly matched to the 50...17 replies | 454 view(s)
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16th August 2019, 10:58Apart from possible ringing and overshoot, a forward converter shows only tracking outputs if both inductors are in continuous conducting mode (CCM)....7 replies | 274 view(s)
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15th August 2019, 12:26FvM replied to a thread [SOLVED] magnet wire parasitic properties in Elementary Electronic QuestionsSelf capacitance in the Snelling book means inter turn capacitance.5 replies | 196 view(s)
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15th August 2019, 10:01If it's isolated RS-485, e.g. PROFIBUS network, it doesn't necessarily use ground connection. Star connection through "junctions box" is only...4 replies | 134 view(s)
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15th August 2019, 09:51FvM replied to a thread [SOLVED] magnet wire parasitic properties in Elementary Electronic QuestionsSnelling, Soft Ferrites, paragraph 11.6 The Self Capacitance of a Winding does detail calculations of different winding configurations. The 1969...5 replies | 196 view(s)
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14th August 2019, 22:37FvM replied to a thread 1 minute vs 1 second isolation voltage test for isolated offline SMPS transformer in Power ElectronicsYou have previously written that the power supply is classified as basic insulation. Then the test is surely not performed with 3750 VAC. EN 61558 is...17 replies | 645 view(s)
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14th August 2019, 13:52I presume 0.2V additional output offset doesn't overload the ADC range. How about a 2-point correction (y = ax + b) of offset and scaling error...6 replies | 214 view(s)
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14th August 2019, 13:28FvM replied to a thread 1 minute vs 1 second isolation voltage test for isolated offline SMPS transformer in Power ElectronicsAt least EN 61558 is still applicable in Europe, the UK standard has been recently released: BS EN IEC 61558-1:2019-06-25 If it has been withdrawn...17 replies | 645 view(s)
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14th August 2019, 13:12FvM replied to a thread Strategy for a multi signal generator using a MAX10 in PLD, SPLD, GAL, CPLD, FPGA DesignSynthesis tools and simulators have surely to problem to recognize the purpose of false Verilog regs used as wire, they do the same when processing...10 replies | 406 view(s)
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14th August 2019, 13:00The all-pass circuit implemented in post #1 does ideally not involve magnitude variations, as longs as R >> Rs, Rd. If your application is fixed...10 replies | 385 view(s)
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14th August 2019, 10:53Expectable current measurement error due to AD8428 input offset is up to 1 mA (A Grade) respectively 250 uA (B Grade), in any case much higher than...6 replies | 214 view(s)
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14th August 2019, 09:16In addition, the setup described in post #1 isn't really clear. If there's a "coaxial…passing through first toroid...second toroid", it will provide...2 replies | 143 view(s)
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13th August 2019, 18:20FvM replied to a thread Motor current calculation using current sensor in Elementary Electronic QuestionsDepending on the MOSFET drive pattern, there may be considerable current flow through D210. If so, you don't measure the real motor current. The...2 replies | 107 view(s)
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13th August 2019, 08:35It makes sense to characterize the transformer in terms of mains and leakage inductance plus large signal parameters. In case of 50 Hz...25 replies | 781 view(s)
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13th August 2019, 08:02You need to know which parameters of the potentiometer interface are monitored to design an appropriate circuit. Not sure what you have actually...11 replies | 371 view(s)
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13th August 2019, 07:50FvM replied to a thread [SOLVED] voltage and current waveforms spark gap in Elementary Electronic QuestionsNo doubt about it. The purpose of a tesla coil is to "make harmonics", generate high frequency signals up to MHz from a low frequency power source....9 replies | 343 view(s)
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12th August 2019, 09:40You can answer the question in two regards. - What's the maximum sample rate of ADC on the market (or may be experimental devices in literture)...8 replies | 266 view(s)
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11th August 2019, 18:57I presume that you have more than one FP calculation in your signal flow. You have to instantiate the FPU many times, or implement the controller as...5 replies | 261 view(s)
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11th August 2019, 18:24The circuit doesn't work. Q1 is permanently turned on. Even with 5V supply, it's prone to cross-conduction.6 replies | 226 view(s)
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11th August 2019, 18:19FvM replied to a thread 1 minute vs 1 second isolation voltage test for isolated offline SMPS transformer in Power ElectronicsI found that IEC 61558-1 (Safety of power transformers) requires 1 min high voltage test for compliance tests and 1 sec for production tests. There...17 replies | 645 view(s)
About --BawA--
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How To make a 600VA inverter using ARDUINO
by --BawA-- on 18th May 2016 at 19:59
Hi guys, i have made a video tutorial on how to make an inverter using arduino. I have tried to keep the things very simple so that everyone of you have a better understanding.
Regards
Shailza Kant Pandey