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  1. Electronics & Electrical Engineering Forum | All About Circuits

    Dec 16, 2025 · Electronics ForumStuck on a textbook question, school project, final year project or coursework? Post your questions and attempts here and let others help. No answers will be …

  2. Homework Help - All About Circuits

    Oct 2, 2011 · Stuck on a textbook question, school project, final year project or coursework? Post your questions and attempts here and let others help. No answers will be given, only guidance.

  3. General Electronics Chat - All About Circuits

    Jan 1, 2025 · Discussion forum for general chat about anything electronics related.

  4. Microcontrollers - All About Circuits

    Oct 28, 2010 · All things embedded systems and microcontrollers (PICs, AVRs, Arduinos, Raspberry Pi, ESP8266, etc.)

  5. How to use Infineon Power MOSFET models in LTspice - All About …

    May 22, 2025 · Dear Team, I will be using infineon BSL802SN in my application.When I downloaded the spice model I obtained a .lib file which contains the spice models of many …

  6. Cascode Stage Biasing - All About Circuits

    Jan 2, 2025 · Hello , Im having trouble with biasing these mosfets. Actually I am trying to make an amplifier that is at least near to be rail to rail. Now I wonder , how should I bias those M4 , M3 , …

  7. Help with Circuit Schematic / PCB layout.. | All About Circuits

    Dec 15, 2024 · Hello i am new , i was having a hard time designing a circuit as some of the symbols are not so easily found, i am a student . was wondering if anyone could help me out. …

  8. Lowpass filter with TL072 - All About Circuits

    Feb 3, 2025 · Hi everyone, I'm trying to implement this active low-pass filter using a TL072CP. I have simulated it in LTspice, and its behavior is pretty much what I expected. However, when I …

  9. 90 degree phase shifter design - All About Circuits

    Mar 25, 2025 · Dear Team, I need to design a 90 degree phase shifter.My input is a sine wave frequency varies from 5Khz to 50Khz. Amplitude of the sine wave is 1.5V. Need constant …

  10. Simple relay circuit - All About Circuits

    Feb 1, 2025 · Looking for a 12 volt simple relay circuit that can stay on even when power is removed. When a momentary contact activates the circuit, I want the relay to stay in its on …