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Threads 1 to 30 of 10911

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
    2 Attachment(s)
    • Replies: 1
    • Views: 10,029
    d123
    22nd November 2016, 22:02 Go to last post

  2. Sticky Thread Sticky: Everything you wanted to know about soldering and desoldering but were afraid to ask

    Started by E-design, 2nd July 2013 08:01
    • Replies: 4
    • Views: 19,990
    Rattanee
    2nd August 2014, 19:26 Go to last post

  3. Sticky Thread Sticky: Read this before posting.

    Started by pranam77, 21st August 2009 09:14
    • Replies: 0
    • Views: 23,575
    pranam77
    21st August 2009, 09:14 Go to last post

  1. Help re-creating a replica movie prop

    Started by skarkowtsky, 9th October 2018 20:30
    5 Pages •
    1 2 3 ... 5
    6 Attachment(s)
    • Replies: 91
    • Views: 2,872
    skarkowtsky
    Today, 06:04 Go to last post

  2. Is this circuit a constant current source circuit?

    Started by kangyunmei, Yesterday 09:16
    1 Attachment(s)
    • Replies: 5
    • Views: 123
    CataM
    Today, 02:02 Go to last post

  3. a chip which do the same as the mux/demux When they are put together

    Started by erfanbas, 19th November 2018 22:39
    2 Attachment(s)
    • Replies: 15
    • Views: 240
    ads-ee
    Yesterday, 22:21 Go to last post

  4. role of 1N4007 and reverse current

    Started by kangyunmei, Yesterday 09:09
    1 Attachment(s)
    • Replies: 2
    • Views: 57
    nikhilmahasvar
    Yesterday, 11:17 Go to last post

  5. schematic diagram on RS485 MAX13487 chip

    Started by kangyunmei, Yesterday 09:02
    • Replies: 1
    • Views: 41
    KlausST
    Yesterday, 09:44 Go to last post

  6. How to indicate overflow of 4017 counters? How to stop counter?

    Started by truffaldino, 16th November 2018 03:38
    3 Attachment(s)
    • Replies: 7
    • Views: 306
    d123
    17th November 2018, 08:02 Go to last post

  7. Replacing an AC Ni-Cad battery charger with a DC battery charger

    Started by Dustbuster, 24th September 2018 09:48
    • Replies: 18
    • Views: 1,164
    Dustbuster
    15th November 2018, 09:56 Go to last post

  8. Laoding and Off-Loading Inquiry

    Started by Qasim1991, 14th November 2018 03:59
    1 Attachment(s)
    • Replies: 3
    • Views: 159
    Qasim1991
    15th November 2018, 05:35 Go to last post

  9. iR based circuit help needed

    Started by Javid.zare.s, 13th November 2018 13:38
    • Replies: 4
    • Views: 182
    Javid.zare.s
    13th November 2018, 22:28 Go to last post

  10. Very low frequency sine wave generation

    Started by doncarlosalbatros, 10th November 2018 22:17
    1 Attachment(s)
    • Replies: 8
    • Views: 338
    LvW
    13th November 2018, 11:34 Go to last post

  11. Help with understanding wiring requirements of a transducer

    Started by doncarlosalbatros, 13th November 2018 00:50
    2 Attachment(s)
    • Replies: 1
    • Views: 143
    FvM
    13th November 2018, 09:44 Go to last post

  12. Load Management System

    Started by Qasim1991, 12th November 2018 23:19
    3 Attachment(s)
    • Replies: 0
    • Views: 97
    Qasim1991
    12th November 2018, 23:19 Go to last post

  13. Digital tv signal amplifier schematic

    Started by boylesg, 11th November 2018 07:41
    • Replies: 1
    • Views: 153
    betwixt
    11th November 2018, 10:00 Go to last post

  14. 230V 40A relay contact material

    Started by hemnath, 2nd November 2018 11:16
    • Replies: 7
    • Views: 386
    hemnath
    10th November 2018, 11:41 Go to last post

  15. [SOLVED] Voltage Comparator Design

    Started by Qasim1991, 5th November 2018 00:41
    2 Attachment(s)
    • Replies: 17
    • Views: 714
    d123
    9th November 2018, 22:15 Go to last post

  16. UART transmission rate

    Started by joniengr, 8th November 2018 10:47
    • Replies: 2
    • Views: 181
    andre_teprom
    8th November 2018, 14:39 Go to last post

  17. Non Dimming Touch On / Off Control

    Started by cosmarchy, 1st November 2018 23:00
    • Replies: 5
    • Views: 300
    cosmarchy
    3rd November 2018, 21:13 Go to last post

  18. Two OpAmp connected in series

    Started by joniengr, 3rd November 2018 15:56
    • Replies: 4
    • Views: 204
    BradtheRad
    3rd November 2018, 19:35 Go to last post

  19. LM741 Bass/Treble & Volume Control

    Started by Thayne, 2nd November 2018 15:46
    4 Attachment(s)
    • Replies: 11
    • Views: 366
    Audioguru
    3rd November 2018, 17:18 Go to last post

  20. DIY for the first time - Struggling with a Bench PSU

    Started by gregoryt, 30th October 2018 12:40
    1 Attachment(s)
    • Replies: 0
    • Views: 229
    gregoryt
    30th October 2018, 12:40 Go to last post

  21. Control switching regulator output using an MCU

    Started by dansteinb, 26th October 2018 16:08
    • Replies: 1
    • Views: 288
    KlausST
    26th October 2018, 16:48 Go to last post

  22. Bluetooth Board (IC) to connect to headset

    Started by amirke, 23rd October 2018 13:04
    • Replies: 3
    • Views: 405
    amirke
    25th October 2018, 06:50 Go to last post

  23. Issue communicating to Honeywell pressure sensor to I2C bus

    Started by mrcc, 18th October 2018 23:59
    6 Attachment(s)
    • Replies: 7
    • Views: 396
    FvM
    24th October 2018, 07:06 Go to last post

  24. Using a triac MAC97A with Arduino

    Started by boylesg, 21st October 2018 14:08
    2 Pages •
    1 2
    3 Attachment(s)
    • Replies: 32
    • Views: 796
    KlausST
    23rd October 2018, 21:44 Go to last post

  25. [SOLVED] I have this diode and I need to know it's number

    Started by HasHx, 22nd October 2018 00:54
    1 Attachment(s)
    • Replies: 4
    • Views: 296
    betwixt
    22nd October 2018, 20:43 Go to last post

  26. Simple Amp Circuit - My First Ever

    Started by Thayne, 19th October 2018 15:02
    5 Attachment(s)
    • Replies: 16
    • Views: 668
    barry
    21st October 2018, 23:32 Go to last post

  27. counter asynchronous mod 15

    Started by John3456, 20th October 2018 21:46
    1 Attachment(s)
    • Replies: 1
    • Views: 165
    KlausST
    20th October 2018, 23:11 Go to last post

  28. Type B HDMI connector

    Started by yura717, 20th August 2018 01:35
    1 Attachment(s)
    • Replies: 4
    • Views: 677
    yura717
    20th October 2018, 06:59 Go to last post

  29. Problem with using XL6009 boost converter

    Started by electronicsIUST, 13th October 2018 18:28
    1 Attachment(s)
    • Replies: 0
    • Views: 150
    electronicsIUST
    13th October 2018, 18:28 Go to last post

  30. NE567 as Am Fm demodulator question

    Started by dr pepper, 10th October 2018 13:54
    • Replies: 5
    • Views: 432
    dr pepper
    12th October 2018, 14:02 Go to last post
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