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Forum: Elementary Electronic Questions

Want to learn electronics and need a points to start? Need help in your electronics related homeworks? Need a seminar topic? All questions can be asked here.

  1. Sticky Thread Sticky: Before Post here please read this

    Started by Fragrance, 22nd February 2011 08:38
    • Replies: 0
    • Views: 28,763
    22nd February 2011, 08:38 Go to last post
  2. Sticky Thread Sticky: READ BEFORE YOU POST - do not post e-books, ieee papers here

    Started by pranam77, 21st August 2009 09:05
    • Replies: 0
    • Views: 27,142
    21st August 2009, 09:05 Go to last post
  1. Lightning can kill multiple street lights in one bolt

    Started by treez, 15th November 2017 21:20
    • Replies: 8
    • Views: 873
    Yesterday, 21:25 Go to last post
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  2. [SOLVED] Probe system for getting transient response of gates?

    Started by lolozzz, 15th December 2017 13:43
    • Replies: 6
    • Views: 256
    Yesterday, 06:47 Go to last post
  3. Long life LED driver contains electrolytic capacitors.

    Started by treez, 16th December 2017 18:07
    • Replies: 6
    • Views: 194
    16th December 2017, 22:53 Go to last post
  4. bidirectional voltage measurement

    Started by welove8051, 15th December 2017 10:27
    • Replies: 4
    • Views: 144
    15th December 2017, 12:36 Go to last post
    • Replies: 10
    • Views: 450
    14th December 2017, 13:26 Go to last post
  5. Opamps protected against output short circuit to ground?

    Started by treez, 13th December 2017 18:33
    • Replies: 5
    • Views: 275
    14th December 2017, 03:07 Go to last post
    • Replies: 3
    • Views: 202
    13th December 2017, 16:13 Go to last post
    • Replies: 3
    • Views: 349
    13th December 2017, 01:13 Go to last post
  6. how to do hand calculate of return loss S11

    Started by Murod, 12th December 2017 08:01
    • Replies: 5
    • Views: 446
    12th December 2017, 13:45 Go to last post
  7. [SOLVED] 5v to 3.3v, around 70mA current at output.

    Started by Vraj, 11th September 2017 15:24
    • Replies: 14
    • Views: 1,306
    12th December 2017, 01:32 Go to last post
    • Replies: 2
    • Views: 267
    11th December 2017, 22:51 Go to last post
  8. [SOLVED] One transistor radio, can somebody help me please

    Started by michael 1978, 15th November 2017 10:49
    3 Pages
    1 2 3
    • Replies: 50
    • Views: 5,835
    11th December 2017, 22:44 Go to last post
  9. How to identify frequency involve in Transistor

    Started by luc_9, 11th December 2017 10:07
    • Replies: 2
    • Views: 383
    11th December 2017, 10:19 Go to last post
  10. PCB Reverse Engineering (PCB-RE)

    Started by Singapura, 11th December 2017 09:26
    • Replies: 0
    • Views: 224
    11th December 2017, 09:26 Go to last post
  11. Help needed identifying a component

    Started by Tyler Grey, 11th December 2017 00:45
    • Replies: 1
    • Views: 280
    11th December 2017, 02:01 Go to last post
  12. JFET VGS(off) test board minimum VDS needed question

    Started by d123, 9th December 2017 20:41
    • Replies: 4
    • Views: 435
    10th December 2017, 16:41 Go to last post
    • Replies: 8
    • Views: 840
    10th December 2017, 12:22 Go to last post
  13. Electret condenser microphones directionality...

    Started by Externet, 7th December 2017 03:43
    • Replies: 7
    • Views: 663
    8th December 2017, 20:53 Go to last post
  14. Resistor and current calculation

    Started by Indiann, 6th December 2017 13:00
    • Replies: 10
    • Views: 630
    8th December 2017, 18:40 Go to last post
    • Replies: 1
    • Views: 369
    8th December 2017, 12:07 Go to last post
  15. Gerber file need help

    Started by Goldenshuttle, 7th December 2017 02:32
    • Replies: 4
    • Views: 511
    8th December 2017, 00:02 Go to last post
  16. Cant find connector small enough

    Started by treez, 6th December 2017 16:15
    • Replies: 4
    • Views: 416
    7th December 2017, 15:37 Go to last post
  17. [SOLVED] Variable voltage subractor

    Started by welove8051, 5th December 2017 09:42
    • Replies: 13
    • Views: 852
    7th December 2017, 08:08 Go to last post
  18. OP Amp amplifier circuit with output bias doesn't act as expected

    Started by pigtwo, 3rd December 2017 04:36
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,149
    7th December 2017, 07:26 Go to last post
  19. G3 Corrosion Testing for Non-RoHS to RoHS modules

    Started by soumen21, 6th December 2017 10:57
    • Replies: 1
    • Views: 380
    6th December 2017, 17:52 Go to last post
  20. Assura RCX error: Bad return status

    Started by vsix91, 6th December 2017 17:13
    • Replies: 0
    • Views: 301
    6th December 2017, 17:13 Go to last post
    • Replies: 1
    • Views: 352
    5th December 2017, 20:35 Go to last post
  21. No current at all! Can you fix????

    Started by Javid.zare.s, 1st December 2017 06:07
    • Replies: 2
    • Views: 621
    5th December 2017, 00:13 Go to last post