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  1. General Electronics Questions

    1. General Electronics Discussion

      Talk about any general electronics topics, or subjects that aren't covered by the forum categories below.
      Discussions:
      19,334
      Messages:
      154,797
      Latest: Cellphone get very warm Jan 27, 2020 at 3:17 AM davenn

    2. Electronics Homework Help

      Get assistance with your electronics homework and assignments in this section. No answers will be given, only guidance.
      Discussions:
      1,448
      Messages:
      10,855
      Latest: Melody generator Jan 8, 2020 xNihex

    3. Datasheets, Manuals and Component Identification

      Need more info on a component, such as datasheets or part numbers? Ask in here.
      Discussions:
      1,859
      Messages:
      9,569
      Latest: What is this style of pin called? Jan 24, 2020 at 2:16 PM (*steve*)

  2. Electronics Forums

    1. LEDs and Optoelectronics

      Please post any questions relating to LEDs, LCDs, IR, Laser, OLED or any other optoelectronics devices in this section.
      Discussions:
      2,027
      Messages:
      17,571
      Latest: Where to add dimmer in ac led bulb? Jan 26, 2020 at 2:52 AM hevans1944

    2. Microcontrollers, Programming and IoT

      This category is dedicated to programming, microcontrollers (PICs, ATMEL, ARM, Arduino, ESP8266, etc...) and IoT devices.
      Discussions:
      2,342
      Messages:
      14,950
      Latest: AT89s52 Port 0 always HIGH Jan 26, 2020 at 4:51 PM Harald Kapp

    3. Sensors and Actuators

      Ask any questions relating to sensors or actuators in this section (motors, solenoids, servos, temp/proximity sensors, accelerometers, etc...).
      Discussions:
      1,352
      Messages:
      10,730
      Latest: Induction Proximity sensor issue Jan 20, 2020 bertus

    4. Power Electronics

      A category for topics relating to power supplies, batteries, solar and other power related questions.
      Discussions:
      2,010
      Messages:
      18,385
      Latest: Hotsprings Jetsetter Power PCB identification Jan 27, 2020 at 3:07 AM davenn

    5. Audio

      Discuss any audio related topics in this category (amplifiers, speakers, etc...)
      Discussions:
      445
      Messages:
      3,927
      Latest: Capacitor Knowledge Wanted Jan 25, 2020 at 2:17 AM Ylli

    6. Radio and Wireless

      Chat about radio/wireless projects and technology in here (wifi, bluetooth, RF, etc...).
      Discussions:
      442
      Messages:
      2,958
      Latest: UNusual FM ratio detector Jan 23, 2020 at 2:20 PM aurelZ

  3. Construction & Repair

    1. PCB Layout, Design and Manufacture

      This section is for any discussion relating to PCB design and manufacture (EDA software, PCB prototyping, etc...).
      Discussions:
      259
      Messages:
      1,929
      Latest: Simple example of double sided PCB design Dec 14, 2019 Minder

    2. Project Construction Technologies

      This area is to discuss any project construction tools and techniques, such as 3D Printing, CNC routers, laser cutters and general workshop questions.
      Discussions:
      45
      Messages:
      324
      Latest: Schematic drawing utilities Sep 22, 2019 Minder

    3. Troubleshooting and Repair

      Trying to repair an electronics item? Let us know about it in here and we'll do our best to help.
      Discussions:
      4,889
      Messages:
      39,588
      Latest: CRT TV Mitsubishi CT29AS1 Vertical deflection problem? Jan 26, 2020 at 7:12 PM Gpit6903

  4. Members Area

    1. Introductions

      Feel free to introduce yourself to the forum in this area, but please post questions in the other sections.
      Discussions:
      917
      Messages:
      4,021
      Latest: Hello, Welcome! (Introduce yourself) Jan 12, 2020 GREEBO22

    2. Off-Topic Members Lounge

      Take a seat in the members lounge and post any off-topic threads in here.
      Discussions:
      622
      Messages:
      5,660
      Latest: RIP Kobe Bryant Jan 27, 2020 at 2:02 AM mrgrtt123

    3. Twilight Zone

      If a thread breaks the laws of physics (i.e. claims to create free energy), we'll move it in to this section away from the rest of the forum!
      Discussions:
      39
      Messages:
      499
      Latest: Help please, Jan 26, 2020 at 7:28 PM davenn

    4. For Sale / Wanted

      A place for non-commercial members to buy, sell or trade electronics related items.
      Discussions:
      394
      Messages:
      1,316
      Latest: Agilent MSOX3054A Jan 6, 2020 Jack03

    5. Project Log Discussion

      Discuss project logs in this forum (please use the main "project log" link on the top menu to create your own).
      Discussions:
      88
      Messages:
      507
      Latest: Building little vacuum tube amplifier Oct 11, 2019 Miguel Lopez

    6. Resource Discussion

      Discussion area for project logs, articles and circuits. All threads in this area are linked to a resource entry.
      Discussions:
      58
      Messages:
      584
      Latest: Micro-Cap 12 Jan 19, 2020 aurelZ

    7. Announcements, Suggestions & Feedback

      Please use this section for any feedback about ElectronicsPoint.com (but ask technical questions in other sections). Important announcements will also be made here.
      Discussions:
      164
      Messages:
      1,326
      Latest: Setting the location in your profile. Dec 8, 2019 davenn

  5. Archive

    1. Electronics Newsgroups

      Discussions:
      95,182
      Messages:
      830,649
      Sub-Forums: 76

      Electronics Newsgroups

      Sub-Forums

      1. General Electronics

      2. Electronic Basics

      3. Electronic Components

      4. Electronic Design

      5. Electronic Equipment

      6. Electronic Repair

      7. Beginner Electronics

      8. 8bit Microcontrollers

      9. Misc Electronics

      10. Hobby Electronics

      11. Electrical Engineering

      12. Boat Electronics

      13. CAD

      14. Security Alarms

      15. Lighting

      16. Home Power and Microgeneration

      17. Photovoltaics

      18. Lessons In Electronic Circuits

        1. DC Electronics

          1. Basic Concepts of Electricity

          2. Ohm's Law

          3. Electrical Safety

          4. Scientific Notation and Metric Prefixes

          5. Series and Parallel Circuits

          6. Divider Circuits and Kirchhoff's Laws

          7. Series-Parallel Combination Circuits

          8. DC Metering Circuits

          9. Electrical Instrumentation Signals

          10. DC Network Ananlysis

          11. Batteries and Power Systems

          12. The Physics of Conductors and Insulators

          13. Capacitors

          14. Magnetism and Electromagnetism

          15. Inductors

          16. RC and L/R Time Constants

        2. AC Electronics

          1. Basic AC Theory

          2. Complex Numbers

          3. Reactance and Impedance - Inductive

          4. Reactance and Impedance - Capacative

          5. Reactance and Impedance - R, L and C

          6. Resonance

          7. Mixed Frequency AC Signals

          8. Filters

          9. Transformers

          10. Polyphase AC Circuits

          11. Power Factor

          12. AC Metering Circuits

          13. AC Motors

          14. Transmission Lines

        3. Semiconductors

          1. Amplifiers and Active Devices

          2. Solid State Device Theory

          3. Diodes and Rectifiers

          4. Bipolar Junction Transistors

          5. Junction Field Effect Transistors

          6. Insulated Gate Field Effect Transistors

          7. Thyristors

          8. Operational Amplifiers

          9. Practical Analog Semiconductor Circuits

          10. DC Motor Drives

          11. Electron Tubes

        4. Digital Electronics

          1. Numeration Systems

          2. Binary Arithmatic

          3. Logic Gates

          4. Switches

          5. Electromechanical Relays

          6. Ladder Logic

          7. Boolean Algebra

          8. Multivibrators

          9. Counters

          10. Digital - Analog Conversion

          11. Digital Communication

          12. Digital Storage Memory

          13. Principles of Digital Computing

      Latest: Denon UD_M30 Dec 6, 2018 Zeppo

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