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Threads 1 to 30 of 10921

Forum: Hobby Circuits and Small Projects Problems

Hobby Electronics Circuits, circuits samples, electronics in house and in cars, amplifiers, subwoofers, trasmitters, receivers, generators, meters.

  1. Sticky Thread Sticky: Can anyone ID these chips?

    Started by lteschler, 22nd November 2016 15:08
    • Replies: 1
    • Views: 10,365
    22nd November 2016, 22:02 Go to last post
    • Replies: 4
    • Views: 20,222
    2nd August 2014, 19:26 Go to last post
  2. Sticky Thread Sticky: Read this before posting.

    Started by pranam77, 21st August 2009 09:14
    • Replies: 0
    • Views: 23,670
    21st August 2009, 09:14 Go to last post
  1. USB differential pair on 2 layer board

    Started by Jester, 16th January 2019 22:03
    • Replies: 3
    • Views: 269
    17th January 2019, 00:32 Go to last post
  2. "IR based" relay driving problem

    Started by Javid.zare.s, 16th January 2019 06:49
    • Replies: 6
    • Views: 166
    16th January 2019, 15:15 Go to last post
  3. Short circuit protection in PCB design

    Started by Veketti, 27th December 2018 10:46
    • Replies: 11
    • Views: 820
    11th January 2019, 19:32 Go to last post
  4. Help re-creating a replica movie prop

    Started by skarkowtsky, 9th October 2018 20:30
    9 Pages
    1 2 3 ... 9
    • Replies: 179
    • Views: 7,383
    6th January 2019, 17:16 Go to last post
    • Replies: 0
    • Views: 221
    17th December 2018, 12:20 Go to last post
  5. Attaching Aerial to Case

    Started by cosmarchy, 12th December 2018 22:19
    • Replies: 3
    • Views: 312
    14th December 2018, 08:09 Go to last post
  6. Zener diode protection on MCU digital pins

    Started by boylesg, 4th December 2018 23:45
    • Replies: 7
    • Views: 445
    5th December 2018, 16:06 Go to last post
  7. Swapping Tx+ Tx- wires in Ethernet communication

    Started by jimmykk, 4th December 2018 13:48
    • Replies: 4
    • Views: 310
    4th December 2018, 23:09 Go to last post
  8. Wiring RGB LED FAN/strip

    Started by cyberctrl, 29th November 2018 10:33
    • Replies: 3
    • Views: 386
    29th November 2018, 21:32 Go to last post
  9. Should I care about lead-free solder impurities?

    Started by neazoi, 29th November 2018 12:32
    • Replies: 3
    • Views: 262
    29th November 2018, 14:49 Go to last post
  10. [Moved] Do you know sth about Remote LED sensor

    Started by kangyunmei, 23rd November 2018 02:54
    • Replies: 1
    • Views: 403
    23rd November 2018, 04:23 Go to last post
    • Replies: 16
    • Views: 936
    21st November 2018, 06:44 Go to last post
  11. Is this circuit a constant current source circuit?

    Started by kangyunmei, 20th November 2018 09:16
    • Replies: 5
    • Views: 412
    21st November 2018, 02:02 Go to last post
  12. role of 1N4007 and reverse current

    Started by kangyunmei, 20th November 2018 09:09
    • Replies: 2
    • Views: 215
    20th November 2018, 11:17 Go to last post
  13. schematic diagram on RS485 MAX13487 chip

    Started by kangyunmei, 20th November 2018 09:02
    • Replies: 1
    • Views: 178
    20th November 2018, 09:44 Go to last post
    • Replies: 7
    • Views: 640
    17th November 2018, 08:02 Go to last post
    • Replies: 18
    • Views: 1,703
    15th November 2018, 09:56 Go to last post
  14. Laoding and Off-Loading Inquiry

    Started by Qasim1991, 14th November 2018 03:59
    • Replies: 3
    • Views: 350
    15th November 2018, 05:35 Go to last post
  15. iR based circuit help needed

    Started by Javid.zare.s, 13th November 2018 13:38
    • Replies: 4
    • Views: 372
    13th November 2018, 22:28 Go to last post
  16. Very low frequency sine wave generation

    Started by doncarlosalbatros, 10th November 2018 22:17
    • Replies: 8
    • Views: 658
    13th November 2018, 11:34 Go to last post
    • Replies: 1
    • Views: 503
    13th November 2018, 09:44 Go to last post
  17. Load Management System

    Started by Qasim1991, 12th November 2018 23:19
    • Replies: 0
    • Views: 184
    12th November 2018, 23:19 Go to last post
  18. Digital tv signal amplifier schematic

    Started by boylesg, 11th November 2018 07:41
    • Replies: 1
    • Views: 270
    11th November 2018, 10:00 Go to last post
  19. 230V 40A relay contact material

    Started by hemnath, 2nd November 2018 11:16
    • Replies: 7
    • Views: 659
    10th November 2018, 11:41 Go to last post
  20. [SOLVED] Voltage Comparator Design

    Started by Qasim1991, 5th November 2018 00:41
    • Replies: 17
    • Views: 1,239
    9th November 2018, 22:15 Go to last post
  21. UART transmission rate

    Started by joniengr, 8th November 2018 10:47
    • Replies: 2
    • Views: 305
    8th November 2018, 14:39 Go to last post
  22. Non Dimming Touch On / Off Control

    Started by cosmarchy, 1st November 2018 23:00
    • Replies: 5
    • Views: 505
    3rd November 2018, 21:13 Go to last post
  23. Two OpAmp connected in series

    Started by joniengr, 3rd November 2018 15:56
    • Replies: 4
    • Views: 370
    3rd November 2018, 19:35 Go to last post
  24. LM741 Bass/Treble & Volume Control

    Started by Thayne, 2nd November 2018 15:46
    • Replies: 11
    • Views: 765
    3rd November 2018, 17:18 Go to last post
  25. DIY for the first time - Struggling with a Bench PSU

    Started by gregoryt, 30th October 2018 12:40
    • Replies: 0
    • Views: 319
    30th October 2018, 12:40 Go to last post