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Threads 1 to 30 of 10780

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: 8,486
    d123
    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: 7,268
    mmatheson
    1st September 2016, 23:36 Go to last post

  3. 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: 19,120
    Rattanee
    2nd August 2014, 19:26 Go to last post

  4. Sticky Thread Sticky: Read this before posting.

    Started by pranam77, 21st August 2009 09:14
    • Replies: 0
    • Views: 23,249
    pranam77
    21st August 2009, 09:14 Go to last post

  1. Remove AC hum from FM transmitter power supply

    Started by boylesg, 25th April 2018 15:13
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 21
    • Views: 402
    boylesg
    Today, 09:13 Go to last post

  2. Transmitting audio over FM - help needed

    Started by boylesg, 22nd April 2018 11:36
    3 Attachment(s)
    • Replies: 6
    • Views: 266
    Aussie Susan
    Today, 03:14 Go to last post

  3. Which Subwoofer is best?(in terms of design, space, sound quality and moneysaving)

    Started by sigrid, 19th January 2018 11:32
    • Replies: 10
    • Views: 1,533
    Audioguru
    Yesterday, 01:11 Go to last post

  4. How to connect ht9032d to arduino

    Started by mishdev, 25th April 2018 15:13
    2 Attachment(s)
    • Replies: 2
    • Views: 150
    mishdev
    25th April 2018, 18:53 Go to last post

  5. Short circuits 3, project 22, 3 stage FM transmitter

    Started by boylesg, 23rd April 2018 13:44
    3 Attachment(s)
    • Replies: 13
    • Views: 392
    Audioguru
    25th April 2018, 15:28 Go to last post

  6. Pocket transistor with Headset.

    Started by Prashantakerkar, 20th April 2018 15:50
    • Replies: 3
    • Views: 239
    Prashantakerkar
    23rd April 2018, 16:42 Go to last post

  7. Embedding Flash drive electronics in wristwatches.

    Started by Prashantakerkar, 22nd April 2018 04:49
    • Replies: 1
    • Views: 182
    betwixt
    22nd April 2018, 08:37 Go to last post

  8. Embedding Pocket transistor electronics in wristwatches.

    Started by Prashantakerkar, 21st April 2018 15:38
    • Replies: 6
    • Views: 250
    Prashantakerkar
    22nd April 2018, 03:57 Go to last post

  9. ESP8266 Interface with Arduino

    Started by shreyasry, 20th April 2018 20:46
    • Replies: 5
    • Views: 250
    andre_teprom
    21st April 2018, 18:13 Go to last post

  10. Flip fllop based touch on touch off switch

    Started by boylesg, 20th April 2018 09:18
    3 Attachment(s)
    • Replies: 15
    • Views: 398
    betwixt
    21st April 2018, 16:02 Go to last post

  11. Biasing an electret microphone?

    Started by boylesg, 13th April 2018 17:40
    • Replies: 11
    • Views: 626
    Audioguru
    17th April 2018, 12:53 Go to last post

  12. Short Circuits Three - KC5519 kit (audio amplifier with pre-amplifier)

    Started by boylesg, 13th April 2018 18:58
    5 Attachment(s)
    • Replies: 16
    • Views: 626
    Audioguru
    17th April 2018, 12:42 Go to last post

  13. 300 Khz ultrasonic transreciever

    Started by lovegupta, 28th March 2018 17:44
    • Replies: 12
    • Views: 1,169
    lovegupta
    15th April 2018, 14:22 Go to last post

  14. Ir led current at lower voltage

    Started by Kajunbee, 13th April 2018 00:40
    • Replies: 1
    • Views: 261
    KlausST
    13th April 2018, 02:00 Go to last post

  15. How to add digits multiplexed with this VUmeter project?

    Started by BAHKO, 12th April 2018 18:04
    2 Attachment(s)
    • Replies: 0
    • Views: 219
    BAHKO
    12th April 2018, 18:04 Go to last post

  16. [moved] Dedicated 4 channel PWM IC

    Started by mabauti, 11th April 2018 17:01
    • Replies: 5
    • Views: 328
    KlausST
    12th April 2018, 14:13 Go to last post

  17. Portable Headphone Amplifier: Volume Pot Problem...

    Started by Relayer, 28th March 2018 23:53
    • Replies: 10
    • Views: 728
    Audioguru
    1st April 2018, 23:00 Go to last post

  18. Very Low Current LED

    Started by pancho_hideboo, 17th March 2018 13:47
    2 Pages •
    1 2
    • Replies: 20
    • Views: 1,136
    Pjdd
    1st April 2018, 21:05 Go to last post

  19. Charger module for LiPo Battery

    Started by akinet, 16th March 2018 09:21
    • Replies: 5
    • Views: 1,101
    Audioguru
    22nd March 2018, 17:15 Go to last post

  20. Weeping marine battert

    Started by shoeshoe2, 18th March 2018 19:51
    • Replies: 1
    • Views: 503
    BradtheRad
    18th March 2018, 23:58 Go to last post

  21. [SOLVED] AeroPonics water nutrition-level sensors

    Started by zainka, 16th March 2018 21:12
    • Replies: 5
    • Views: 939
    zainka
    17th March 2018, 21:45 Go to last post

  22. how to test a RF schottky diode with a multimeter

    Started by arezuabdi, 17th March 2018 11:30
    1 Attachment(s)
    • Replies: 4
    • Views: 561
    CataM
    17th March 2018, 21:42 Go to last post

  23. [moved] Solar battery charger

    Started by dp1311.dp, 12th October 2017 12:54
    • Replies: 4
    • Views: 1,662
    Normagauthier
    15th March 2018, 07:27 Go to last post

  24. 74HC175, parallel to serial data conversion

    Started by eaplrdd, 6th March 2018 12:31
    1 Attachment(s)
    • Replies: 5
    • Views: 1,173
    KlausST
    7th March 2018, 08:17 Go to last post

  25. Can any one suggest USB controlled power strip ?

    Started by narainbhosle, 5th March 2018 10:59
    • Replies: 0
    • Views: 602
    narainbhosle
    5th March 2018, 10:59 Go to last post

  26. Connect PIC microprocessor to telephone line

    Started by igeorge, 21st December 2017 01:20
    1 Attachment(s)
    • Replies: 8
    • Views: 2,021
    SunnySkyguy
    4th March 2018, 19:45 Go to last post

  27. Convert Sensibus protocol to i2c

    Started by skyliner7445, 4th March 2018 18:37
    • Replies: 0
    • Views: 551
    skyliner7445
    4th March 2018, 18:37 Go to last post

  28. Wireless water level controller with auto on off

    Started by pgr2002, 1st March 2018 21:47
    • Replies: 3
    • Views: 782
    pgr2002
    2nd March 2018, 20:19 Go to last post

  29. Coin operated open air photo booth

    Started by arniarni, 13th February 2018 08:51
    1 Attachment(s)
    • Replies: 6
    • Views: 1,283
    Pjdd
    25th February 2018, 20:15 Go to last post

  30. FCBGA Electrical parameter

    Started by aguntukbd, 24th February 2018 12:56
    1 Attachment(s)
    • Replies: 0
    • Views: 676
    aguntukbd
    24th February 2018, 12:56 Go to last post
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