Top new questions this week:
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Consider a van or RV that has two 12V DC batteries. The starter battery is used for normal automotive stuff, most notably turning over the starter to start the engine, as well as powering loads such …
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I stumbled upon many terms for ground, naturally as newbie I got very confused. ground earth chassis ground earth ground common ground signal ground Are there any more? I assume some are for AC and …
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I recently got this micro controller: STM32F103C8T6. It says: “The advanced-control timer (TIM1) can be seen as a three-phase PWM multiplexed on 6 channels. It has complementary PWM outputs with …
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I’ve been educating myself on the fundamentals of integrated circuit design, and I’ve come across the terms power rail and signal line. It seems that both of these things are moving energy around the …
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In my system, I charge a multi-layer ceramic capacitor between 3 V and 5 V using a buck converter. Once the voltage reaches 5 V, the capacitor starts discharging until it reaches 3 V, and the cycle …
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AFAIK, Igs of MOSFET/JFET is around 0. That means that in MOSFET/JFET almost no current flows from gate to drain. Modern FET input stage: I read some op-amp datasheets, those op-amps have FET inputs, …
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What is the circuit symbol for a triple gang potentiometer? I’ve found one possibility for dual gang potentiometers: (Image source: Components101 – Different Types Of Potentiometers And How To Use …
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Greatest hits from previous weeks:
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I recently purchased a Weller WES51 soldering iron as my first temperature controlled iron and I’m looking for recommendations on the best default temperature to use when soldering. I’m using mainly ….
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Like most computer hobbyists and programmers, I’ve amassed boxes of USB cables to connect USB, Micro-USB, and Mini-USB to chargers, computers, and gadgets. These cables are a mix of phone charger …
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To my knowledge, as long as the poles of the transfer function are in the left half plane, then the system is stable. It is because the time response can be written as “a*exp(-b*t)” where ‘a’ and ‘b’ …
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I know what torque is but I find difficult to understand what Torque: 3kgcm means ? I am not sure, how much weight that motor can carry, and I want to know how I can calculate that. Please give me …
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I know that electric vehicles have different performances depending on battery and motor, but it’s not clear how electrical and mechanical units are related. Will a 100V motor raise against slopes …
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I am currently studying solid state electronic devices and want to build my concept in this subject. Can anyone explain to me what is E-k Diagram and what is its significance?
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How do I know when to use lead, flux-core, lead-free, or any other kind of solder out there? Do you have any tips on solder gauge for specific applications?
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Can you answer these questions?
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I have a controlling panel at my wall to control which electrical device is active (because I have only a single 10 A phase and running way to often to the breaker). The principle is easy: read Input …
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I was wondering if I can calculate the total charge Q of 1 m3 of copper, see my calculation in the picture below. Is this correct? The correct solution (thanks to the community in the comments below):…
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I’m playing around with a circuit to drive a LED based on the output from a current sensing transformer. The idea is to have the LED appear proportionally brighter with the output from the current …
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