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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: Resources for some of your basic electronics engineering questions

    Started by EastbayA, 17th April 2018 17:11
    • Replies: 0
    • Views: 1,399
    EastbayA
    17th April 2018, 17:11 Go to last post

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

    Started by Fragrance, 22nd February 2011 08:38
    • Replies: 0
    • Views: 31,198
    Fragrance
    22nd February 2011, 08:38 Go to last post

  3. 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: 29,423
    pranam77
    21st August 2009, 09:05 Go to last post

  1. How can you tell if big quantities of a component will be immediately available?

    Started by treez, Yesterday 11:46
    • Replies: 3
    • Views: 190
    andre_teprom
    Yesterday, 14:52 Go to last post

  2. Why do semiconductor companies not provide their datasheets publicly?

    Started by zakhar, 13th January 2019 12:05
    • Replies: 14
    • Views: 505
    dick_freebird
    15th January 2019, 22:13 Go to last post

  3. 230Vac pump drive with a microprocessor

    Started by tnnedaboard, 15th January 2019 09:19
    1 Attachment(s)
    • Replies: 1
    • Views: 94
    betwixt
    15th January 2019, 10:39 Go to last post

  4. "Crystal set" radio works only when connected to earth

    Started by treez, 12th January 2019 19:10
    • Replies: 5
    • Views: 242
    c_mitra
    13th January 2019, 23:33 Go to last post

  5. computing rated current for inductors

    Started by Zak28, 12th January 2019 07:38
    • Replies: 8
    • Views: 255
    FvM
    13th January 2019, 11:25 Go to last post

  6. Stacked paralleled SMC TVS's are available?

    Started by treez, 11th January 2019 23:18
    • Replies: 1
    • Views: 145
    FvM
    11th January 2019, 23:30 Go to last post

  7. [SOLVED] high voltage to audio

    Started by Zak28, 11th January 2019 07:37
    • Replies: 5
    • Views: 267
    FvM
    11th January 2019, 23:24 Go to last post

  8. What is inside a car shock/impact sensor?

    Started by pradeep_k_b, 9th January 2019 13:25
    • Replies: 7
    • Views: 464
    barry
    10th January 2019, 15:42 Go to last post

  9. Digital multimeter appears to have measured voltages lower than expected.

    Started by treez, 21st December 2018 22:27
    1 Attachment(s)
    • Replies: 19
    • Views: 897
    kekon
    9th January 2019, 18:51 Go to last post

  10. Radiation Detection Circuit

    Started by gauravkothari23, 29th December 2018 07:07
    • Replies: 3
    • Views: 273
    kumarharsh
    8th January 2019, 15:12 Go to last post

  11. How do i check whether an I2C device works?

    Started by Cecemel, 28th December 2018 20:46
    • Replies: 4
    • Views: 273
    kumarharsh
    8th January 2019, 13:21 Go to last post

  12. mosfet J201 -> DC motor switching

    Started by rompelstilchen, 4th January 2019 20:09
    3 Attachment(s)
    • Replies: 7
    • Views: 324
    kumarharsh
    8th January 2019, 11:50 Go to last post

  13. Relay Driver Circuit

    Started by gauravkothari23, 16th October 2018 06:43
    1 Attachment(s)
    • Replies: 11
    • Views: 670
    kumarharsh
    8th January 2019, 07:01 Go to last post

  14. [SOLVED] What are the diodes for in this power supply sequencing circuit?

    Started by d123, 4th January 2019 22:31
    3 Attachment(s)
    • Replies: 7
    • Views: 420
    FvM
    6th January 2019, 11:23 Go to last post

  15. avoiding ESD damage with proper layout without esd protection devices

    Started by Zak28, 26th December 2018 12:51
    • Replies: 4
    • Views: 383
    kekon
    4th January 2019, 20:27 Go to last post

  16. parts without specifications

    Started by Zak28, 13th December 2018 10:40
    • Replies: 11
    • Views: 489
    KlausST
    4th January 2019, 09:51 Go to last post

  17. prevent nmos from overvoltage damage

    Started by Zak28, 29th December 2018 10:06
    4 Attachment(s)
    • Replies: 19
    • Views: 673
    Zak28
    4th January 2019, 01:23 Go to last post

  18. Driving MOSFET with 5V PWM for 12V fan speed control

    Started by alipoor90, 3rd January 2019 01:02
    1 Attachment(s)
    • Replies: 7
    • Views: 313
    kekon
    3rd January 2019, 19:42 Go to last post

  19. Does this term mean AC coupled output?

    Started by doncarlosalbatros, 3rd January 2019 10:24
    • Replies: 1
    • Views: 198
    FvM
    3rd January 2019, 11:41 Go to last post

  20. IEE 754 Floating Point addition

    Started by oAwad, 26th December 2018 19:46
    • Replies: 9
    • Views: 387
    FvM
    2nd January 2019, 22:56 Go to last post

  21. How do I extract fitting parameters using SPICE?

    Started by ANALA, 31st December 2018 17:01
    • Replies: 3
    • Views: 275
    ANALA
    1st January 2019, 04:30 Go to last post

  22. [SOLVED] mov cascading for high working voltage and low clamping

    Started by Zak28, 29th December 2018 06:17
    • Replies: 3
    • Views: 168
    FvM
    29th December 2018, 10:52 Go to last post

  23. relay for AC 230V circuit check and relay datasheet check help

    Started by d123, 18th December 2018 22:25
    2 Pages •
    1 2
    5 Attachment(s)
    • Replies: 24
    • Views: 885
    d123
    26th December 2018, 18:03 Go to last post

  24. Auto/ Manual Mode of PID Controller- why two modes?

    Started by garimella, 23rd December 2018 16:04
    • Replies: 13
    • Views: 555
    FvM
    25th December 2018, 00:51 Go to last post

  25. integrator wind up in a controller

    Started by gary36, 22nd December 2018 16:31
    • Replies: 14
    • Views: 556
    barry
    23rd December 2018, 20:07 Go to last post

  26. What is the PS2 connector name (pc socket for keyboard)?

    Started by TheMartian, 19th December 2018 15:31
    • Replies: 4
    • Views: 316
    FvM
    23rd December 2018, 12:30 Go to last post

  27. What do you call a ceramic SMD cap in a metal frame?

    Started by treez, 22nd December 2018 12:23
    • Replies: 2
    • Views: 183
    FvM
    23rd December 2018, 00:19 Go to last post

  28. protecting mosfets from high voltage

    Started by Zak28, 18th December 2018 11:00
    • Replies: 4
    • Views: 254
    dick_freebird
    19th December 2018, 02:04 Go to last post

  29. [SOLVED] Spark Gap tesla coil oscillations

    Started by Zak28, 17th December 2018 09:03
    • Replies: 2
    • Views: 235
    tubelectric
    17th December 2018, 20:47 Go to last post

  30. Video signal at brightness control of a CRT...

    Started by Externet, 16th December 2018 15:50
    1 Attachment(s)
    • Replies: 4
    • Views: 306
    betwixt
    17th December 2018, 09:53 Go to last post
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