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Threads 1 to 30 of 10964

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: 11,413
    22nd November 2016, 22:02 Go to last post
    • Replies: 4
    • Views: 21,224
    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: 24,352
    21st August 2009, 09:14 Go to last post
  1. Differential pressure sensor

    Started by hemnath, 24th May 2019 13:49
    • Replies: 5
    • Views: 192
    Yesterday, 09:54 Go to last post
  2. [SOLVED] Solder dots on PCB traces

    Started by Milhouse11, 24th May 2019 03:31
    • Replies: 7
    • Views: 288
    24th May 2019, 15:52 Go to last post
  3. Question about transmitter

    Started by ljp2706, 22nd May 2019 04:21
    • Replies: 7
    • Views: 378
    23rd May 2019, 22:06 Go to last post
  4. Attract fish by sound, light or anything else

    Started by i3layli, 22nd May 2019 12:00
    • Replies: 4
    • Views: 256
    23rd May 2019, 04:40 Go to last post
  5. dc to ac coverter circuit not working

    Started by Javid.zare.s, 16th May 2019 23:08
    • Replies: 7
    • Views: 757
    22nd May 2019, 22:30 Go to last post
  6. Driving a buzzer using a transistor

    Started by hobbyiclearner, 16th May 2019 19:44
    2 Pages
    1 2
    • Replies: 28
    • Views: 3,669
    21st May 2019, 20:53 Go to last post
  7. [moved] IC prgramming problem

    Started by hasithgayan, 15th May 2019 00:15
    • Replies: 7
    • Views: 272
    15th May 2019, 23:24 Go to last post
  8. [SOLVED] Arduino nano project Arduino radio controller

    Started by gaco16, 11th May 2019 10:38
    • Replies: 6
    • Views: 1,423
    11th May 2019, 19:49 Go to last post
  9. PWM selection for higher amperage

    Started by Boosted67, 3rd May 2019 02:50
    • Replies: 13
    • Views: 2,708
    9th May 2019, 14:24 Go to last post
  10. GY-89(LSM303D) + arduino + SPI

    Started by abimann, 6th May 2019 14:37
    • Replies: 7
    • Views: 286
    9th May 2019, 10:24 Go to last post
  11. [SOLVED] SHTW2 Sensor interface with nordic nrf52810 MCU

    Started by faiz18, 7th May 2019 08:36
    • Replies: 6
    • Views: 3,270
    8th May 2019, 13:33 Go to last post
  12. A little help with PWM selection?

    Started by Boosted67, 30th April 2014 19:07
    • Replies: 7
    • Views: 1,085
    3rd May 2019, 16:37 Go to last post
  13. First 555 timer circuit, bunch of questions using a relay

    Started by kingtal0n, 21st April 2019 07:49
    2 Pages
    1 2
    • Replies: 20
    • Views: 5,116
    2nd May 2019, 18:21 Go to last post
    • Replies: 7
    • Views: 1,069
    1st May 2019, 18:33 Go to last post
  14. Arduino to Arduino using Serial through MAX232

    Started by Xenobius, 24th April 2019 08:43
    • Replies: 3
    • Views: 1,415
    1st May 2019, 12:21 Go to last post
  15. LM741 Bass/Treble & Volume Control

    Started by Thayne, 2nd November 2018 15:46
    • Replies: 15
    • Views: 1,717
    24th April 2019, 11:57 Go to last post
    • Replies: 7
    • Views: 877
    23rd April 2019, 23:58 Go to last post
  16. Help to make circuit for Nerve Stimulation Device

    Started by samoel12, 25th March 2019 17:17
    2 Pages
    1 2
    • Replies: 24
    • Views: 7,675
    21st April 2019, 10:46 Go to last post
  17. [SOLVED] Help required for Arduino Uno Heater Controller

    Started by chi239, 17th April 2019 07:28
    • Replies: 8
    • Views: 1,025
    20th April 2019, 06:30 Go to last post
  18. efficient led driver circuit?

    Started by Javid.zare.s, 6th April 2019 12:34
    • Replies: 16
    • Views: 869
    16th April 2019, 01:30 Go to last post
  19. Car amplifier at home (diy)

    Started by evolandlupiz, 14th April 2019 23:12
    • Replies: 2
    • Views: 342
    15th April 2019, 16:57 Go to last post
  20. Building a heat gun out of hair dryer?

    Started by Javid.zare.s, 11th April 2019 22:28
    • Replies: 1
    • Views: 352
    11th April 2019, 22:55 Go to last post
  21. Constant 12V to momentary

    Started by DPluss, 8th April 2019 07:57
    • Replies: 6
    • Views: 1,221
    11th April 2019, 10:14 Go to last post
  22. Help re-creating a replica movie prop

    Started by skarkowtsky, 9th October 2018 20:30
    10 Pages
    1 2 3 ... 10
    • Replies: 184
    • Views: 11,253
    10th April 2019, 09:25 Go to last post
    • Replies: 2
    • Views: 1,429
    4th April 2019, 04:15 Go to last post
    • Replies: 0
    • Views: 141
    3rd April 2019, 15:49 Go to last post
  23. [SOLVED] Rtc ds3231 with arduino

    Started by shubham kumar, 26th March 2019 07:47
    • Replies: 2
    • Views: 539
    26th March 2019, 10:43 Go to last post
  24. 1500mW laser diode question

    Started by boylesg, 22nd March 2019 13:54
    • Replies: 13
    • Views: 1,455
    23rd March 2019, 19:15 Go to last post
  25. Should I replace DMM fuse with resetable PTC?

    Started by harvie, 22nd March 2019 12:40
    • Replies: 3
    • Views: 548
    22nd March 2019, 23:38 Go to last post
  26. Room Temperature using MCU

    Started by venkates2218, 18th March 2019 09:19
    • Replies: 4
    • Views: 646
    18th March 2019, 13:35 Go to last post