Easy peasy
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21st September 2019, 22:19Easy peasy replied to a thread Flyback SMPS power MOSFET getting hot? uc3843 pwm converter in Power Electronicsyou need to learn about leakage inductance - also as we cannot see you gate drive - this may be a problem too ...25 replies | 824 view(s) -
21st September 2019, 13:56Easy peasy replied to a thread Flyback SMPS power MOSFET getting hot? uc3843 pwm converter in Power Electronicsrcd snubber usually across transformer primary ...25 replies | 824 view(s)
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21st September 2019, 05:14Easy peasy replied to a thread Flyback SMPS power MOSFET getting hot? uc3843 pwm converter in Power Electronicsif you wind a simple sec over primary the leakage inductance will be quite high - thus the mosfet has to absorb a spike every time it turns off - ...25 replies | 824 view(s)
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20th September 2019, 21:38Easy peasy replied to a thread Single conductor inside hollow conductor in Elementary Electronic Questions50Hz is too low ....36 replies | 2006 view(s)
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20th September 2019, 02:12Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and PhysicsSigh, the potential energy of the lifted bob - gravity accelerates the bob to the bottom - imparting angular momentum from the potential it was...55 replies | 1485 view(s)
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19th September 2019, 21:18Easy peasy replied to a thread Extracting energy from gyroscope precession in Mathematics and Physicsyou have created potential angular momentum which is released when the bob is released - this is same as hitting the pendulum/bob - this is...55 replies | 1485 view(s)
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19th September 2019, 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 ...!36 replies | 2006 view(s)
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19th September 2019, 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...55 replies | 1485 view(s)
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18th September 2019, 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 | 97 view(s)
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18th September 2019, 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 - ...55 replies | 1485 view(s)
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18th September 2019, 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 - ...?55 replies | 1485 view(s)
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18th September 2019, 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 | 828 view(s)
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18th September 2019, 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...55 replies | 1485 view(s)
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18th September 2019, 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 | 252 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 ...55 replies | 1485 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...55 replies | 1485 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 | 831 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 | 366 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 | 247 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 | 214 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 | 831 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...55 replies | 1485 view(s)
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15th September 2019, 21:39correct ...8 replies | 366 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 | 352 view(s)
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15th September 2019, 07:38you appear to have no caps across the DC bus ...26 replies | 831 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 | 426 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...55 replies | 1485 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 | 516 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 | 223 view(s)
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14th September 2019, 04:13e.g. SMBJ120A x 4 on the HVDC8 replies | 366 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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