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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: 8,437
    22nd November 2016, 22:02 Go to last post
  2. Sticky Thread Sticky: Featured Reference Designs

    Started by mmatheson, 1st September 2016 23:36
    • Replies: 0
    • Views: 7,234
    1st September 2016, 23:36 Go to last post
    • Replies: 4
    • Views: 19,081
    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: 23,213
    21st August 2009, 09:14 Go to last post
  1. Automatic Door Batteries.

    Started by Prashantakerkar, Today 16:45
    • Replies: 0
    • Views: 22
    Today, 16:45 Go to last post
  2. Pocket transistor with Headset.

    Started by Prashantakerkar, 20th April 2018 15:50
    • Replies: 3
    • Views: 169
    Today, 16:42 Go to last post
  3. Transmitting audio over FM - help needed

    Started by boylesg, Yesterday 11:36
    • Replies: 4
    • Views: 180
    Yesterday, 17:08 Go to last post
  4. ESP8266 Interface with Arduino

    Started by shreyasry, 20th April 2018 20:46
    • Replies: 5
    • Views: 182
    21st April 2018, 18:13 Go to last post
  5. Flip fllop based touch on touch off switch

    Started by boylesg, 20th April 2018 09:18
    • Replies: 15
    • Views: 315
    21st April 2018, 16:02 Go to last post
  6. Biasing an electret microphone?

    Started by boylesg, 13th April 2018 17:40
    • Replies: 11
    • Views: 585
    17th April 2018, 12:53 Go to last post
    • Replies: 16
    • Views: 576
    17th April 2018, 12:42 Go to last post
  7. 300 Khz ultrasonic transreciever

    Started by lovegupta, 28th March 2018 17:44
    • Replies: 12
    • Views: 1,136
    15th April 2018, 14:22 Go to last post
  8. Ir led current at lower voltage

    Started by Kajunbee, 13th April 2018 00:40
    • Replies: 1
    • Views: 222
    13th April 2018, 02:00 Go to last post
    • Replies: 0
    • Views: 183
    12th April 2018, 18:04 Go to last post
  9. [moved] Dedicated 4 channel PWM IC

    Started by mabauti, 11th April 2018 17:01
    • Replies: 5
    • Views: 290
    12th April 2018, 14:13 Go to last post
  10. Portable Headphone Amplifier: Volume Pot Problem...

    Started by Relayer, 28th March 2018 23:53
    • Replies: 10
    • Views: 690
    1st April 2018, 23:00 Go to last post
  11. Very Low Current LED

    Started by pancho_hideboo, 17th March 2018 13:47
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,089
    1st April 2018, 21:05 Go to last post
  12. Charger module for LiPo Battery

    Started by akinet, 16th March 2018 09:21
    • Replies: 5
    • Views: 1,063
    22nd March 2018, 17:15 Go to last post
  13. Weeping marine battert

    Started by shoeshoe2, 18th March 2018 19:51
    • Replies: 1
    • Views: 468
    18th March 2018, 23:58 Go to last post
  14. [SOLVED] AeroPonics water nutrition-level sensors

    Started by zainka, 16th March 2018 21:12
    • Replies: 5
    • Views: 904
    17th March 2018, 21:45 Go to last post
    • Replies: 4
    • Views: 523
    17th March 2018, 21:42 Go to last post
  15. [moved] Solar battery charger

    Started by dp1311.dp, 12th October 2017 12:54
    • Replies: 4
    • Views: 1,618
    15th March 2018, 07:27 Go to last post
  16. 74HC175, parallel to serial data conversion

    Started by eaplrdd, 6th March 2018 12:31
    • Replies: 5
    • Views: 1,138
    7th March 2018, 08:17 Go to last post
    • Replies: 0
    • Views: 566
    5th March 2018, 10:59 Go to last post
  17. Connect PIC microprocessor to telephone line

    Started by igeorge, 21st December 2017 01:20
    • Replies: 8
    • Views: 1,983
    4th March 2018, 19:45 Go to last post
  18. Convert Sensibus protocol to i2c

    Started by skyliner7445, 4th March 2018 18:37
    • Replies: 0
    • Views: 517
    4th March 2018, 18:37 Go to last post
  19. Wireless water level controller with auto on off

    Started by pgr2002, 1st March 2018 21:47
    • Replies: 3
    • Views: 746
    2nd March 2018, 20:19 Go to last post
  20. Coin operated open air photo booth

    Started by arniarni, 13th February 2018 08:51
    • Replies: 6
    • Views: 1,247
    25th February 2018, 20:15 Go to last post
  21. FCBGA Electrical parameter

    Started by aguntukbd, 24th February 2018 12:56
    • Replies: 0
    • Views: 643
    24th February 2018, 12:56 Go to last post
  22. ESP8266 WiFi module with arduino for data transmission

    Started by ark5230, 16th February 2018 15:09
    • Replies: 7
    • Views: 1,369
    21st February 2018, 13:33 Go to last post
    • Replies: 1
    • Views: 765
    12th February 2018, 13:32 Go to last post