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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:
      19,647
      Messages:
      158,271
      Latest: DC-DC converter design Oct 27, 2020 at 4:19 PM bertus

    2. Electronics Homework Help

      Get assistance with your electronics homework and assignments in this section. No answers will be given, only guidance.
      Discussions:
      1,485
      Messages:
      11,129
      Latest: Need help with simple series and parallel circuit (ohms law) finding R2 size. Oct 27, 2020 at 9:55 AM Harald Kapp

    3. Datasheets, Manuals and Component Identification

      Need more info on a component, such as datasheets or part numbers? Ask in here.
      Discussions:
      1,918
      Messages:
      9,983
      Latest: Help identifying a diode Oct 26, 2020 at 11:41 PM narkeleptk

  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:
      2,060
      Messages:
      17,880
      Latest: Powering 0402 smd LEDs Oct 27, 2020 at 11:28 AM jerryb

    2. Microcontrollers, Programming and IoT

      This category is dedicated to programming, microcontrollers (PICs, ATMEL, ARM, Arduino, ESP8266, etc...) and IoT devices.
      Discussions:
      2,387
      Messages:
      15,254
      Latest: Help on data acquisition Oct 26, 2020 at 5:25 AM 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:
      1,413
      Messages:
      11,186
      Latest: LGA / MEMS / magnetic sensors - why do I see them fail so much ? Oct 27, 2020 at 1:14 PM shrtrnd

    4. Power Electronics

      A category for topics relating to power supplies, batteries, solar and other power related questions.
      Discussions:
      2,159
      Messages:
      19,642
      Latest: Adding accessory power to a DC power input? Oct 27, 2020 at 3:57 PM jsovey

    5. Audio

      Discuss any audio related topics in this category (amplifiers, speakers, etc...)
      Discussions:
      491
      Messages:
      4,335
      Latest: How to connect piezo speakers to an amplifier Oct 26, 2020 at 2:09 PM Audioguru

    6. Radio and Wireless

      Chat about radio/wireless projects and technology in here (wifi, bluetooth, RF, etc...).
      Discussions:
      471
      Messages:
      3,197
      Latest: How is it that so many wireless signals Oct 19, 2020 davenn

  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:
      264
      Messages:
      1,949
      Latest: Kicad tutorials Sep 22, 2020 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:
      52
      Messages:
      447
      Latest: White noise Oct 27, 2020 at 11:45 AM bertus

    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:
      5,067
      Messages:
      41,528
      Latest: CD songs distorted badly first two or three songs. Oct 27, 2020 at 1:33 PM bertus

  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:
      930
      Messages:
      4,086
      Latest: Hi, Oct 26, 2020 at 9:10 PM bertus

    2. Off-Topic Members Lounge

      Take a seat in the members lounge and post any off-topic threads in here.
      Discussions:
      642
      Messages:
      5,937
      Latest: COVID-19 Oct 20, 2020 hevans1944

    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:
      44
      Messages:
      544
      Latest: Is there a way to verify if the Aluminium mesh I bought is made with aluminium? Jul 11, 2020 davenn

    4. For Sale / Wanted

      A place for non-commercial members to buy, sell or trade electronics related items.
      Discussions:
      405
      Messages:
      1,347
      Latest: Buying Tektronix T912 CRT board Oct 6, 2020 Figaro

    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:
      509
      Latest: Variable Voltage Lab Power Supply Using PSU Sep 10, 2020 dhe

    6. Resource Discussion

      Discussion area for project logs, articles and circuits. All threads in this area are linked to a resource entry.
      Discussions:
      66
      Messages:
      600
      Latest: Electronics tutorial books Oct 10, 2020 bertus

    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:
      169
      Messages:
      1,361
      Latest: Why do I not get e-mails about replies to threads I am involved in here? Sep 12, 2020 Audioguru

  5. Archive

    1. Electronics Newsgroups

      Discussions:
      95,178
      Messages:
      830,633
      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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