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Type: Forum Threads; User: harvie

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    • Replies: 7
    • Views: 727
    Last Post: 23rd January 2020 18:12
    by harvie  Go to last post
  1. [SOLVED] MAX232 alternative with more lines in single package

    Started by harvie, 23rd January 2020 04:26
    • Replies: 3
    • Views: 903
    Last Post: 23rd January 2020 12:40
    by harvie  Go to last post
  2. Closed: Connect 32 serial lines to uC (eg. ESP32) over I2C or SPI?

    Started by harvie, 28th October 2019 14:32
    • Replies: 16
    • Views: 3,067
    Last Post: 29th October 2019 15:52
    by FvM  Go to last post
  3. Closed: shunt 24V rail to reference voltage using opamp?

    Started by harvie, 26th October 2019 20:30
    • Replies: 8
    • Views: 811
    Last Post: 29th October 2019 08:40
    by FvM  Go to last post
  4. Closed: Doppler "radar" motion detector design

    Started by harvie, 30th August 2019 10:28
    • Replies: 13
    • Views: 1,401
    Last Post: 22nd October 2019 02:06
    by harvie  Go to last post
  5. Closed: Attiny85/Atmega32u4 internal differential ADC to replace HX711?

    Started by harvie, 2nd September 2019 00:55
    • Replies: 9
    • Views: 1,221
    Last Post: 4th September 2019 07:03
    by KlausST  Go to last post
  6. Closed: Charge Pump Whistle (ST662/MAX662)

    Started by harvie, 31st August 2019 20:14
    • Replies: 2
    • Views: 390
    Last Post: 1st September 2019 02:30
    by Easy peasy  Go to last post
  7. Closed: FPC connector with 0.5mm pitch, short pins under connector?

    Started by harvie, 9th August 2019 01:28
    • Replies: 4
    • Views: 1,150
    Last Post: 16th August 2019 12:25
    by harvie  Go to last post
  8. Closed: Should I replace DMM fuse with resetable PTC?

    Started by harvie, 22nd March 2019 12:40
    • Replies: 3
    • Views: 925
    Last Post: 22nd March 2019 23:38
    by barry  Go to last post
  9. Closed: Strain gauge touch probe for CNC digitizer

    Started by harvie, 17th January 2019 07:45
    • Replies: 6
    • Views: 6,134
    Last Post: 11th February 2019 11:17
    by harvie  Go to last post
  10. Closed: Self driving piezo used as CNC touch probe?

    Started by harvie, 30th August 2018 04:15
    • Replies: 1
    • Views: 2,480
    Last Post: 30th August 2018 11:29
    by betwixt  Go to last post
    • Replies: 6
    • Views: 8,125
    Last Post: 13th February 2017 10:07
    by FvM  Go to last post
  11. Closed: Directly from PCBA to market?

    Started by harvie, 5th September 2016 01:26
    • Replies: 1
    • Views: 7,470
    Last Post: 24th January 2017 06:33
    by Ahou  Go to last post

    Forum:
    Other Design

  12. Closed: Measure in-circuit ESR using (LCR-T7) atmega component tester?

    Started by harvie, 23rd December 2016 15:45
    • Replies: 11
    • Views: 8,048
    Last Post: 24th December 2016 23:40
    by harvie  Go to last post
    • Replies: 7
    • Views: 3,857
    Last Post: 10th October 2016 08:59
    by ngochaigv888  Go to last post
  13. Closed: AC relay contacts welded by inrush current to capacitors

    Started by harvie, 7th September 2016 15:37
    • Replies: 3
    • Views: 909
    Last Post: 7th September 2016 18:19
    by harvie  Go to last post
  14. Closed: TL431: Do i need to limit voltage reference input current?

    Started by harvie, 16th August 2016 21:55
    • Replies: 8
    • Views: 2,926
    Last Post: 17th August 2016 17:37
    by crutschow  Go to last post
  15. Closed: P-Channel MOSFET as Switch vs. Rectifier

    Started by harvie, 17th August 2016 05:26
    • Replies: 1
    • Views: 725
    Last Post: 17th August 2016 09:13
    by Analog.World  Go to last post
  16. Closed: Poor Man's Variable Frequency Drive (VFD) = CRAZY!!

    Started by harvie, 14th August 2016 05:43
    • Replies: 13
    • Views: 3,969
    Last Post: 15th August 2016 09:44
    by SunnySkyguy  Go to last post
    • Replies: 4
    • Views: 2,649
    Last Post: 18th June 2016 11:28
    by harvie  Go to last post
    • Replies: 0
    • Views: 581
    Last Post: 16th May 2016 12:50
    by harvie  Go to last post
  17. [SOLVED]Closed: 1-Wire thermometer not working in parasitic mode (DS9490R and DS18B20)

    Started by harvie, 4th April 2016 18:32
    • Replies: 9
    • Views: 4,487
    Last Post: 5th April 2016 20:46
    by harvie  Go to last post
  18. Closed: Audio detector that ignores 50Hz mains hum using arduino/attiny

    Started by harvie, 18th November 2015 06:07
    2 Pages
    1 2
    • Replies: 21
    • Views: 5,139
    Last Post: 6th March 2016 22:54
    by Warpspeed  Go to last post
    • Replies: 5
    • Views: 1,667
    Last Post: 6th May 2015 17:25
    by andre_teprom  Go to last post
  19. Closed: Dead simple switched regulator with constant current 0-10A

    Started by harvie, 10th September 2014 03:34
    • Replies: 14
    • Views: 2,671
    Last Post: 16th September 2014 15:11
    by BradtheRad  Go to last post
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