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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: 913
    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: 30,950
    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: 29,211
    pranam77
    21st August 2009, 09:05 Go to last post

  1. water level and water pressure sensor

    Started by captain_haddock, 20th September 2018 04:56
    2 Attachment(s)
    • Replies: 11
    • Views: 318
    c_mitra
    Today, 04:21 Go to last post

  2. opamp integrator- doubts about equation

    Started by CAMALEAO, Yesterday 23:50
    • Replies: 1
    • Views: 58
    Audioguru
    Today, 02:59 Go to last post

  3. DC Input Diode Durrent?

    Started by mheruian, Yesterday 17:57
    2 Attachment(s)
    • Replies: 2
    • Views: 76
    KlausST
    Yesterday, 22:29 Go to last post

  4. AC200V in but it's 3-phase

    Started by bosskardo, 24th September 2018 13:57
    1 Attachment(s)
    • Replies: 6
    • Views: 149
    bosskardo
    24th September 2018, 15:56 Go to last post

  5. Solenoid water valve

    Started by quisquis, 20th September 2018 15:35
    • Replies: 16
    • Views: 401
    d123
    23rd September 2018, 15:33 Go to last post

  6. How do I reduce the speed of a 12v children's car?

    Started by surreyman, 18th September 2018 18:26
    2 Pages •
    1 2
    10 Attachment(s)
    • Replies: 39
    • Views: 1,021
    surreyman
    22nd September 2018, 20:17 Go to last post

  7. Power Bank + Digital clock combo product.

    Started by Prashantakerkar, 22nd September 2018 18:33
    • Replies: 1
    • Views: 88
    KlausST
    22nd September 2018, 18:52 Go to last post

  8. TNY287 Flyback SMPS controller....resistor purpose?

    Started by treez, 20th September 2018 10:34
    • Replies: 1
    • Views: 93
    KlausST
    20th September 2018, 10:56 Go to last post

  9. What is switch yard 132,000V AC

    Started by BTRYRTB, 19th September 2018 09:23
    • Replies: 2
    • Views: 163
    BTRYRTB
    20th September 2018, 06:15 Go to last post

  10. Should centre pad of NCP3063B be connected to ground?

    Started by treez, 18th September 2018 20:30
    • Replies: 1
    • Views: 104
    KlausST
    18th September 2018, 20:34 Go to last post

  11. [SOLVED] Technology section is missing entirely (TFCHK-040)

    Started by tpungi, 18th September 2018 08:47
    • Replies: 2
    • Views: 160
    tpungi
    18th September 2018, 09:56 Go to last post

  12. Coils question and mosfet's base

    Started by maormat4, 16th September 2018 16:46
    1 Attachment(s)
    • Replies: 4
    • Views: 257
    frankrose
    16th September 2018, 22:09 Go to last post

  13. [SOLVED] Why does the filter capacitor boost the voltage in a full wave bridge rectifier?

    Started by Arunkrrish, 15th September 2018 07:24
    • Replies: 5
    • Views: 268
    treez
    16th September 2018, 13:31 Go to last post

  14. Design half wave rectifier circuit as fallows specification

    Started by Anjaneya, 15th September 2018 08:14
    1 Attachment(s)
    • Replies: 4
    • Views: 170
    BradtheRad
    15th September 2018, 20:05 Go to last post

  15. Overvoltage due to solar inverters

    Started by treez, 15th September 2018 10:02
    • Replies: 3
    • Views: 187
    FvM
    15th September 2018, 18:49 Go to last post

  16. Discrete power Supply Circuit Working

    Started by Aswinth Raj, 13th September 2018 11:16
    1 Attachment(s)
    • Replies: 2
    • Views: 222
    BradtheRad
    14th September 2018, 04:16 Go to last post

  17. Need TO220 heatsink with significant height (above 20mm)

    Started by treez, 13th September 2018 20:40
    • Replies: 1
    • Views: 142
    chemelec
    13th September 2018, 21:54 Go to last post

  18. Filtering techniques clarification

    Started by gary36, 12th September 2018 18:39
    • Replies: 0
    • Views: 138
    gary36
    12th September 2018, 18:39 Go to last post

  19. Electric car charger design and manufacture done by Government agencies.

    Started by treez, 4th September 2018 20:40
    2 Pages •
    1 2
    • Replies: 24
    • Views: 1,241
    volker@muehlhaus
    10th September 2018, 08:39 Go to last post

  20. Frequency limit in current digital cmos circuits

    Started by julian403, 9th September 2018 00:09
    • Replies: 2
    • Views: 197
    BradtheRad
    9th September 2018, 22:54 Go to last post

  21. I came across two 2 problems

    Started by radium98, 27th August 2018 17:54
    2 Pages •
    1 2
    5 Attachment(s)
    • Replies: 25
    • Views: 1,112
    c_mitra
    9th September 2018, 22:03 Go to last post

  22. Low voltage zeners are poor....zener voltage has too wide tolerance

    Started by treez, 8th September 2018 14:32
    • Replies: 7
    • Views: 290
    KlausST
    9th September 2018, 02:23 Go to last post

  23. choosing appropriate algorithm for signal extraction

    Started by gary36, 29th August 2018 12:06
    • Replies: 17
    • Views: 623
    KlausST
    8th September 2018, 07:32 Go to last post

  24. TT, SS, and FF wafers related to Vmin and CPR_MARGIN?

    Started by rammani, 6th September 2018 18:39
    • Replies: 0
    • Views: 112
    rammani
    6th September 2018, 18:39 Go to last post

  25. How to calculate the inversion coefficient for an analog circuit?

    Started by sasan.nike, 5th September 2018 20:27
    1 Attachment(s)
    • Replies: 2
    • Views: 258
    sasan.nike
    6th September 2018, 14:48 Go to last post

  26. Using low ESR capacitors *with long leads* to reduce racing drone ESC noise

    Started by loadlover, 3rd September 2018 08:31
    • Replies: 4
    • Views: 398
    andre_teprom
    3rd September 2018, 12:55 Go to last post

  27. Why are LED streetlight drivers usually having such low output voltage?

    Started by treez, 1st September 2018 11:24
    1 Attachment(s)
    • Replies: 10
    • Views: 490
    volker@muehlhaus
    2nd September 2018, 13:41 Go to last post

  28. [SOLVED] MOSFET gate protection alternative to Zener diode

    Started by d123, 26th August 2018 12:04
    9 Attachment(s)
    • Replies: 14
    • Views: 752
    d123
    2nd September 2018, 09:47 Go to last post

  29. Effect of frequency on dielectric constant and thus capacity of parralel plate CAP

    Started by ark5230, 31st August 2018 15:37
    2 Attachment(s)
    • Replies: 4
    • Views: 256
    ark5230
    1st September 2018, 13:45 Go to last post

  30. Relationship between Noise Circles (parameters) and Quality factor

    Started by ramezanya, 30th August 2018 21:44
    • Replies: 3
    • Views: 214
    BradtheRad
    1st September 2018, 05:50 Go to last post
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