Easy peasy
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Today, 03:08Easy peasy replied to a thread Single conductor inside hollow conductor in Elementary Electronic Questionsso you have made a 1:1 transformer - well done ...!31 replies | 1784 view(s) -
Today, 03:07Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and PhysicsNo contradiction at all - I realise there is friction in a real system that assists starting ... I suggest a primer in logic ... the bend...36 replies | 868 view(s)
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Yesterday, 21:06they are not X7R - " fool me once, shame on you - fool me twice shame on me..." goes the old saying i.e. try not to believe...2 replies | 75 view(s)
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Yesterday, 21:04Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and Physicsthe bend angle in the chain does indeed help establish motion - have you ever thought how one is able to start a swing from zero motion - ...36 replies | 868 view(s)
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Yesterday, 11:03Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and PhysicsDear precision99, apart from bare assertion - can you offer proof that friction does not assist in getting a swing started - ...?36 replies | 868 view(s)
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Yesterday, 05:38it all depends on how much averaging of each harmonic the meter has to do - if the system under test has a steady state then yes a picoscope FFT...11 replies | 757 view(s)
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Yesterday, 05:35Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and Physicsit's not built up from nothing - the friction in the system allows the swing user to impart momentum ... and therefore build up the swing...36 replies | 868 view(s)
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Yesterday, 05:33Easy peasy replied to a thread PS with LM76003 for variable volatage and variable current design? in Analog Circuit Designlots of input capacitance is necessary to make it stable ...2 replies | 221 view(s)
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17th September 2019, 20:56Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and Physicsplease point me to the frictionless bearings and the part where anything spinning in air has no frictional losses .... my credit card is ready ...36 replies | 868 view(s)
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17th September 2019, 09:31Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and Physicsas you try to turn the axis of the bike wheel you encounter an opposing force against which you push - this is transferred through your body to the...36 replies | 868 view(s)
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17th September 2019, 09:24a really good look around your circuit would have saved you a lot of time I'm thinking ...26 replies | 750 view(s)
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16th September 2019, 08:51do you have any CM chokes with measured leakage L on the input ...? and of a certain resistance ...?8 replies | 327 view(s)
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16th September 2019, 08:48Easy peasy replied to a thread Li-ion Battery charger need help in Hobby Circuits and Small Projects ProblemsHello Maxim, there is a curve for 1C charging in the data sheet - but really 1/5 C to 1/3 C is a better charging maximum, i.e. 5/3 amps for a 3...4 replies | 199 view(s)
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16th September 2019, 05:42Easy peasy replied to a thread Transformer primary current in GreatScott videp in Elementary Electronic QuestionsHis explanation is bollocks - more likely he did the calc wrong or measured Lpri wrong, or his gear cannot measure 143mA very well (most likely )...1 replies | 188 view(s)
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15th September 2019, 21:49You really need a scope with properly isolated inputs - to measure things in your circuit - having too many ground connections at the same or...26 replies | 750 view(s)
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15th September 2019, 21:43Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and PhysicsGyro scopes can be magnetically coupled to coils that can speed up or receive energy from the gyroscope - this approach is now widely used in...36 replies | 868 view(s)
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15th September 2019, 21:39correct ...8 replies | 327 view(s)
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15th September 2019, 07:39Easy peasy replied to a thread To which standards must we conform for our electronics/electrical product? in Professional Hardware and Electronics Designlook up other IPL machines and whatever standards they say they conform to4 replies | 324 view(s)
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15th September 2019, 07:38you appear to have no caps across the DC bus ...26 replies | 750 view(s)
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14th September 2019, 10:04baileychic replied to a thread [SOLVED] PIC16F877A controlled 74HC595 by serial command in MicrocontrollersI can help you with your project. You really need to use a delimiter at the end of each UART command transmission which controls the output of the...3 replies | 404 view(s) -
14th September 2019, 09:12Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and Physicsany precession will necessarily be slow ... (?) thus the ability to get energy from it is limited. One assumes you are not talking about the...36 replies | 868 view(s)
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14th September 2019, 09:09Easy peasy replied to a thread Micro controller affected by ripple from bldc motor in Power Electronicslarger turn on resistors usually a good place to start, 47E or larger ...9 replies | 497 view(s)
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14th September 2019, 06:45It is because of using delays in the main loop where the 7 Segment display codes are also called. It is time for you to learn how to multiplex 7...3 replies | 202 view(s)
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14th September 2019, 04:13e.g. SMBJ120A x 4 on the HVDC8 replies | 327 view(s)
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14th September 2019, 01:40inrush startup SCR most likely ... turn off time of common scr = 10uS4 replies | 312 view(s)
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14th September 2019, 01:351200 V according to data sheet - for a very short time ( the applied test pulse is very short ) - the volts at the bridge depend on the amount...8 replies | 327 view(s)
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13th September 2019, 22:35Easy peasy replied to a thread Is it possible to make an IGBT to work at duty cycles up to 100%? in Power ElectronicsThat gate driver: the Semikron SKYPER 32R can be run at 100% on time for the upper IGBT, we have made many hysteretic controllers for 50kVA ...16 replies | 709 view(s)
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13th September 2019, 22:25Easy peasy replied to a thread [SOLVED] Diode performance specification in Elementary Electronic Questionsif you are using a small diode in a switching ckt and the data sheet does not give switching information, then you use it at your own risk, other...4 replies | 390 view(s)
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12th September 2019, 06:23Easy peasy replied to a thread [SOLVED] Diode performance specification in Elementary Electronic Questionsusually specified on the data sheet, e.g. 125 degC and If = 30A, and dIf/dt = 100A/us ( quite slow ) etc you have to read all the fine...4 replies | 390 view(s)
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11th September 2019, 10:26Easy peasy replied to a thread Is it possible to make an IGBT to work at duty cycles up to 100%? in Power Electronicsshort answer = yes, as long as the load can handle the current, and the IGBT, and the source ...16 replies | 709 view(s)
About Easy peasy
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- Power Electronics
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- founder MagnetPowerNZ Ltd
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- engineer
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