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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:
      19,084
      Messages:
      152,559
      Latest: PWM shielding Apr 22, 2019 at 12:56 AM hevans1944

    2. Electronics Homework Help

      Get assistance with your electronics homework and assignments in this section. No answers will be given, only guidance.
      Discussions:
      1,427
      Messages:
      10,650
      Latest: Wind Detecting Circuit Apr 17, 2019 at 8:40 AM FuZZ1L0G1C

    3. Datasheets, Manuals and Component Identification

      Need more info on a component, such as datasheets or part numbers? Ask in here.
      Discussions:
      1,818
      Messages:
      9,270
      Latest: Behringer Eurorack UB1202 Mixer Apr 19, 2019 at 6:26 PM Wired500

  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:
      1,999
      Messages:
      17,380
      Latest: Reverse character LCD polarisation? Apr 22, 2019 at 12:57 AM seanspotatobusiness

    2. Microcontrollers, Programming and IoT

      This category is dedicated to programming, microcontrollers (PICs, ATMEL, ARM, Arduino, ESP8266, etc...) and IoT devices.
      Discussions:
      2,286
      Messages:
      14,606
      Latest: Help needed for transmitting 15V signal to 10 metres at 8KB/s using RS232 or RS422 cable Apr 19, 2019 at 1:30 PM hevans1944

    3. Sensors and Actuators

      Ask any questions relating to sensors or actuators in this section (motors, solenoids, servos, temp/proximity sensors, accelerometers, etc...).
      Discussions:
      1,312
      Messages:
      10,351
      Latest: how i use this evaluation board DC2222A-A without PDA ? Apr 19, 2019 at 6:50 PM Harald Kapp

    4. Power Electronics

      A category for topics relating to power supplies, batteries, solar and other power related questions.
      Discussions:
      1,856
      Messages:
      16,932
      Latest: Advice about MC34063 based buck converter diagram Apr 20, 2019 at 3:25 PM HellasTechn

    5. Audio

      Discuss any audio related topics in this category (amplifiers, speakers, etc...)
      Discussions:
      411
      Messages:
      3,470
      Latest: question: car amplifier at home (diy) Apr 18, 2019 at 2:41 PM WHONOES

    6. Radio and Wireless

      Chat about radio/wireless projects and technology in here (wifi, bluetooth, RF, etc...).
      Discussions:
      394
      Messages:
      2,602
      Latest: Convert Hoverboard to RC remote control Apr 21, 2019 at 2:50 AM Peterino

  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:
      245
      Messages:
      1,889
      Latest: PCB layout software? Apr 17, 2019 at 10:29 PM Kevin Pearce

    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:
      41
      Messages:
      306
      Latest: Suggest hard to find switch component, please ? Mar 30, 2019 Bluejets

    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:
      4,755
      Messages:
      38,287
      Latest: Problem with resistor Apr 22, 2019 at 2:41 AM Karthik rajagopal

  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:
      906
      Messages:
      3,953
      Latest: Figured I'd say hi Mar 21, 2019 Faraday's Cage

    2. Off-Topic Members Lounge

      Take a seat in the members lounge and post any off-topic threads in here.
      Discussions:
      601
      Messages:
      5,471
      Latest: M87 SMBH, Geodesic & Astrometric VLBI, cross-correlation interest Apr 17, 2019 at 3:17 PM FuZZ1L0G1C

    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:
      35
      Messages:
      466
      Latest: Beginner help to design a 60v 100w load. Apr 16, 2019 at 9:24 PM davenn

    4. For Sale / Wanted

      A place for non-commercial members to buy, sell or trade electronics related items.
      Discussions:
      378
      Messages:
      1,267
      Latest: BK Precision 1761, 4 Digit Triple Output DC Power Supply Apr 18, 2019 at 8:50 PM GreyGnome

    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:
      513
      Latest: Building little vacuum tube amplifier Mar 8, 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:
      50
      Messages:
      565
      Latest: Low Cost PCB Manufacturers Apr 18, 2019 at 12:01 PM davenn

    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:
      158
      Messages:
      1,291
      Latest: Login screwed up. Mar 11, 2019 Minder

  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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