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Threads 1 to 30 of 10574

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 14:08
    • Replies: 1
    • Views: 1,275
    22nd November 2016, 21:02 Go to last post
  2. Sticky Thread Sticky: Featured Reference Designs

    Started by mmatheson, 1st September 2016 23:36
    • Replies: 0
    • Views: 1,829
    1st September 2016, 23:36 Go to last post
    • Replies: 4
    • Views: 12,240
    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: 17,856
    21st August 2009, 09:14 Go to last post
  1. Circular typed trace

    Started by rayhh27, 23rd March 2017 19:43
    • Replies: 2
    • Views: 132
    Yesterday, 09:38 Go to last post
  2. [SOLVED] 4067 Demux working as Mux

    Started by djeceymca, 23rd March 2017 04:29
    • Replies: 4
    • Views: 126
    Yesterday, 06:09 Go to last post
  3. Tip31 + 12v LEDs circuit blowing NJM2113M audio chip

    Started by rogly68, 26th March 2017 04:44
    • Replies: 1
    • Views: 141
    26th March 2017, 09:43 Go to last post
    • Replies: 7
    • Views: 282
    25th March 2017, 14:45 Go to last post
  4. [SOLVED] SPI termination resistor

    Started by rayhh27, 23rd March 2017 09:44
    • Replies: 6
    • Views: 160
    24th March 2017, 02:45 Go to last post
  5. Need info on analog to digital converter PCM1803

    Started by swordz60, 22nd March 2017 20:17
    • Replies: 2
    • Views: 136
    22nd March 2017, 21:16 Go to last post
  6. Modified microwave oven transformer

    Started by boylesg, 20th March 2017 15:55
    • Replies: 9
    • Views: 250
    22nd March 2017, 04:40 Go to last post
  7. Opamp LM108 failure_ drawing 60mA dc supply current

    Started by dhan_pow, 20th March 2017 09:13
    • Replies: 6
    • Views: 213
    21st March 2017, 01:58 Go to last post
    • Replies: 5
    • Views: 210
    21st March 2017, 01:53 Go to last post
  8. LTM 8494 AP display details

    Started by STARSEEKR, 20th March 2017 23:12
    • Replies: 0
    • Views: 183
    20th March 2017, 23:12 Go to last post
  9. 555 charge pump - negative voltage too low

    Started by boylesg, 17th March 2017 09:54
    • Replies: 9
    • Views: 262
    19th March 2017, 17:16 Go to last post
  10. HF AM Modulation Monitor

    Started by fjpompeo, 17th March 2017 11:36
    • Replies: 0
    • Views: 180
    17th March 2017, 11:36 Go to last post
  11. Output PWM'ed audio to speaker

    Started by boylesg, 12th March 2017 19:14
    • Replies: 3
    • Views: 210
    16th March 2017, 00:10 Go to last post
    • Replies: 5
    • Views: 296
    15th March 2017, 22:27 Go to last post
  12. transfer an aps to a ups

    Started by zouzanda, 25th February 2017 17:59
    • Replies: 2
    • Views: 290
    15th March 2017, 11:38 Go to last post
    • Replies: 3
    • Views: 225
    FvM
    14th March 2017, 09:18 Go to last post
  13. Decoupling caps for CMOS 555 and LM358AN

    Started by boylesg, 14th March 2017 03:24
    • Replies: 2
    • Views: 169
    14th March 2017, 06:42 Go to last post
  14. Audio ground with single supply LM358 non-inverting

    Started by boylesg, 13th March 2017 13:06
    • Replies: 3
    • Views: 251
    13th March 2017, 18:26 Go to last post
  15. Share experience for designing GPS receiver

    Started by rayhh27, 13th March 2017 09:20
    • Replies: 0
    • Views: 171
    13th March 2017, 09:20 Go to last post
  16. Looking for a >130 pin header connector

    Started by Plecto, 11th March 2017 11:07
    • Replies: 3
    • Views: 197
    11th March 2017, 16:46 Go to last post
  17. [SOLVED] EAGLE arbitrary SMD package

    Started by rayhh27, 7th March 2017 10:49
    • Replies: 4
    • Views: 242
    8th March 2017, 14:40 Go to last post
  18. A little problem is designing backup system

    Started by tajiknomi, 6th March 2017 11:16
    • Replies: 4
    • Views: 291
    8th March 2017, 05:38 Go to last post
  19. Anomaly with my negative trigger

    Started by TaaviT, 1st March 2017 18:45
    • Replies: 9
    • Views: 331
    7th March 2017, 10:36 Go to last post
    • Replies: 6
    • Views: 303
    6th March 2017, 00:13 Go to last post
  20. quadcopter not working ?

    Started by paul12, 17th January 2017 18:42
    2 Pages
    1 2
    • Replies: 20
    • Views: 611
    5th March 2017, 04:46 Go to last post
  21. FET amplifier Biasing circuit

    Started by Mabrok, 1st March 2017 16:44
    • Replies: 2
    • Views: 262
    4th March 2017, 08:30 Go to last post
    • Replies: 6
    • Views: 257
    4th March 2017, 04:31 Go to last post
    • Replies: 10
    • Views: 324
    3rd March 2017, 12:51 Go to last post
  22. the impedance of the conductor has temperate depedent

    Started by shanmei, 27th February 2017 18:53
    • Replies: 6
    • Views: 232
    3rd March 2017, 04:46 Go to last post
  23. Electronic components supply

    Started by BrunoARG, 9th February 2017 12:51
    • Replies: 5
    • Views: 409
    28th February 2017, 21:09 Go to last post

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