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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.

    • Replies: 5
    • Views: 820
    17th November 2018, 10:24 Go to last post
  1. Closed: Inductor calculation

    Started by hussam123, 5th November 2018 13:17
    • Replies: 7
    • Views: 835
    16th November 2018, 18:04 Go to last post
  2. [SOLVED]Closed: making -15/+15v out of single power supply 12Vdc Problem

    Started by Freehawk, 13th November 2018 23:56
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,640
    16th November 2018, 00:49 Go to last post
  3. Closed: What happens of DCDC module is operated outside of Vin range?

    Started by treez, 14th November 2018 10:03
    • Replies: 6
    • Views: 840
    15th November 2018, 07:47 Go to last post
  4. Closed: Technology length and program for circuit drawing

    Started by usernamer, 12th November 2018 15:38
    • Replies: 3
    • Views: 513
    13th November 2018, 08:45 Go to last post
  5. Closed: wirewould resistors as rfc

    Started by Zak28, 12th November 2018 13:15
    • Replies: 3
    • Views: 392
    12th November 2018, 21:03 Go to last post
  6. Closed: Transfer data's to Shift Register

    Started by gauravkothari23, 10th November 2018 17:47
    • Replies: 5
    • Views: 726
    12th November 2018, 03:03 Go to last post
  7. Closed: Adding diodes to reduce the current loop area is a waste of time?

    Started by treez, 10th November 2018 23:29
    • Replies: 3
    • Views: 584
    11th November 2018, 22:36 Go to last post
  8. Closed: Information about ADS library

    Started by musaabfathi, 10th November 2018 01:37
    • Replies: 1
    • Views: 488
    11th November 2018, 05:05 Go to last post
  9. Closed: CD4051 control voltage levels @ VDD - VSS(=VEE) = 15V

    Started by seyyah, 10th November 2018 11:21
    • Replies: 2
    • Views: 460
    10th November 2018, 11:39 Go to last post
  10. Closed: rotary timer swiches

    Started by Zak28, 9th November 2018 06:57
    • Replies: 3
    • Views: 456
    10th November 2018, 09:43 Go to last post
  11. Closed: Changing a 400V capacitor in Cisco switch power adapter

    Started by eagle1109, 4th November 2018 17:34
    2 Pages
    1 2
    • Replies: 21
    • Views: 1,634
    9th November 2018, 22:40 Go to last post
  12. Closed: comparators - pull up or not ?

    Started by rompelstilchen, 8th November 2018 16:52
    • Replies: 5
    • Views: 577
    8th November 2018, 17:54 Go to last post
    • Replies: 4
    • Views: 509
    8th November 2018, 13:58 Go to last post
  13. [SOLVED]Closed: LM3914 - What might "dot/bar logic" be?

    Started by d123, 6th November 2018 21:09
    • Replies: 8
    • Views: 809
    7th November 2018, 18:04 Go to last post
  14. [SOLVED]Closed: Operating voltage reference within spec

    Started by Zak28, 5th November 2018 03:21
    • Replies: 1
    • Views: 316
    5th November 2018, 04:07 Go to last post
  15. Closed: BJT beta model in LTspice

    Started by bio_man, 4th November 2018 19:17
    • Replies: 2
    • Views: 390
    4th November 2018, 19:57 Go to last post
  16. [SOLVED]Closed: operating a zener to specified values

    Started by Zak28, 4th November 2018 05:19
    • Replies: 4
    • Views: 546
    4th November 2018, 17:34 Go to last post
  17. Closed: 74HC595 Shift Register Not Working

    Started by gauravkothari23, 2nd November 2018 20:10
    • Replies: 12
    • Views: 1,240
    4th November 2018, 01:51 Go to last post
  18. [SOLVED]Closed: issues with transformer simulation

    Started by Zak28, 3rd November 2018 23:03
    • Replies: 1
    • Views: 356
    3rd November 2018, 23:51 Go to last post
  19. Closed: lm386 smd earphone power

    Started by rompelstilchen, 2nd November 2018 22:44
    • Replies: 8
    • Views: 969
    3rd November 2018, 16:35 Go to last post
  20. [SOLVED]Closed: the circuit of the LM358

    Started by Kynix, 2nd November 2018 08:35
    • Replies: 4
    • Views: 678
    3rd November 2018, 00:17 Go to last post
  21. Closed: Sar measurment-hffs v.13

    Started by DimitrisTyrovolas, 2nd November 2018 18:14
    • Replies: 0
    • Views: 298
    2nd November 2018, 18:14 Go to last post
  22. Closed: calculating current requirement of LDO and switcher

    Started by gary36, 31st October 2018 10:48
    • Replies: 2
    • Views: 538
    31st October 2018, 21:32 Go to last post
  23. Closed: Supply LM741 with +5,-5 Volts

    Started by adwnis123, 27th October 2018 22:06
    • Replies: 17
    • Views: 1,512
    30th October 2018, 22:36 Go to last post
  24. Closed: Transfer data's of seven segment

    Started by gauravkothari23, 21st October 2018 17:54
    2 Pages
    1 2
    • Replies: 33
    • Views: 1,501
    30th October 2018, 15:04 Go to last post
  25. Closed: Calculation for ZXCT1083 current monitor

    Started by treez, 30th October 2018 07:15
    • Replies: 1
    • Views: 306
    30th October 2018, 07:46 Go to last post
  26. Closed: integrated battery charger

    Started by tnnedaboard, 29th October 2018 15:17
    • Replies: 7
    • Views: 780
    30th October 2018, 05:03 Go to last post
  27. Closed: SOT23 BJT dissipating 720mW

    Started by treez, 27th October 2018 19:04
    • Replies: 4
    • Views: 444
    27th October 2018, 22:38 Go to last post
  28. [SOLVED]Closed: what to do with ne555 unused pins

    Started by Zak28, 26th October 2018 22:58
    • Replies: 5
    • Views: 673
    27th October 2018, 10:03 Go to last post