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A category for topics relating to power supplies, batteries, solar and other power related questions.

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  1. andyx

    Triac Problem

    andyx, May 4, 2018
    Replies:
    12
    Views:
    483
    andyx
    May 24, 2018
  2. Richard C

    Electric Fence Charger

    Richard C, May 23, 2018
    Replies:
    7
    Views:
    410
    73's de Edd
    May 24, 2018
  3. glentek

    Power Electronic Keyboard with 12v Car Battery

    glentek, May 24, 2018
    Replies:
    2
    Views:
    251
    kellys_eye
    May 24, 2018
  4. Matheus Mello

    In need of a great power supply

    Matheus Mello, May 23, 2018
    Replies:
    4
    Views:
    265
    (*steve*)
    May 24, 2018
  5. Blackout

    MPPT for truck, alternator/solar

    Blackout, May 21, 2018 ... 2
    Replies:
    32
    Views:
    893
    debe
    May 23, 2018
  6. HarryA

    Discharging laptop batteries

    HarryA, May 23, 2018
    Replies:
    2
    Views:
    251
    Bluejets
    May 23, 2018
  7. LukeDupont

    Simple Uninterrupted Power Supply Circuit

    LukeDupont, May 18, 2018
    Replies:
    5
    Views:
    348
    LukeDupont
    May 22, 2018
  8. Robyn

    Burnt drain resistors on switching regulator

    Robyn, May 21, 2018
    Replies:
    1
    Views:
    353
    Alec_t
    May 21, 2018
  9. HelpReceiver

    DC 12-36V Lathe Press 555 Motor, Torque vs speed

    HelpReceiver, May 21, 2018
    Replies:
    8
    Views:
    379
    kellys_eye
    May 21, 2018
  10. (*steve*)

    +15V supply shorted

    (*steve*), May 17, 2018
    Replies:
    14
    Views:
    389
    WHONOES
    May 19, 2018
  11. Bluejets

    Panasonic blu-ray dvd assistance req'd

    Bluejets, May 18, 2018
    Replies:
    3
    Views:
    253
    Bluejets
    May 19, 2018
  12. copyplan

    xerox 510dp AC module A1

    copyplan, May 14, 2018
    Replies:
    3
    Views:
    484
    73's de Edd
    May 15, 2018
  13. tooter

    Trans former rewind

    tooter, May 12, 2018
    Replies:
    11
    Views:
    398
    73's de Edd
    May 13, 2018
  14. 1a1nC

    Solar Immersion Controller - Noise Issues

    1a1nC, May 11, 2018
    Replies:
    3
    Views:
    379
    kellys_eye
    May 11, 2018
  15. Lawnd

    Help Joule Thief Circuit

    Lawnd, May 10, 2018
    Replies:
    2
    Views:
    353
    WHONOES
    May 11, 2018
  16. Dinesh Dangi

    12 pulse rectifier output and filter circuit

    Dinesh Dangi, May 10, 2018
    Replies:
    3
    Views:
    621
    hevans1944
    May 11, 2018
  17. Paul Short

    Total Electronics Novice In Need Of Power Supply Advice

    Paul Short, May 10, 2018
    Replies:
    10
    Views:
    298
    Paul Short
    May 10, 2018
  18. jfueng00

    Electric defects simulation program/software

    jfueng00, May 8, 2018
    Replies:
    4
    Views:
    292
    Kabelsalat
    May 8, 2018
  19. pstar

    Can this PWM the amp burst ourput in this Nerf setup?

    pstar, May 7, 2018
    Replies:
    3
    Views:
    433
    Audioguru
    May 8, 2018
  20. PSPostscript

    12v Turn signal and running lights?

    PSPostscript, Apr 25, 2018
    Replies:
    7
    Views:
    320
    PSPostscript
    May 7, 2018
  21. DVM

    Regulator-Controller for 400 VDC

    DVM, May 6, 2018
    Replies:
    3
    Views:
    304
    kellys_eye
    May 6, 2018
  22. simonp80

    regulating power from solar bank

    simonp80, May 5, 2018
    Replies:
    10
    Views:
    329
    kellys_eye
    May 6, 2018
  23. LukeDupont

    Making Lead-Acid Style Batteries (With Alum / Epsom Salt)

    LukeDupont, May 2, 2018
    Replies:
    9
    Views:
    584
    LukeDupont
    May 6, 2018
  24. Michael Elder

    Security for Newer Vending Machines

    Michael Elder, May 2, 2018
    Replies:
    6
    Views:
    343
    kellys_eye
    May 4, 2018
  25. darren adcock

    Bench power supply advice

    darren adcock, May 2, 2018
    Replies:
    7
    Views:
    322
    darren adcock
    May 3, 2018
  26. CnTrL.

    Making a battery to charge my laptop on the road

    CnTrL., May 1, 2018 ... 2
    Replies:
    30
    Views:
    713
    davenn
    May 3, 2018
  27. jamman1125

    Creating A Half Wave Motor Controller

    jamman1125, May 1, 2018
    Replies:
    8
    Views:
    616
    Minder
    May 2, 2018
  28. gilf0yle

    Need help finding power supply

    gilf0yle, Apr 14, 2018
    Replies:
    9
    Views:
    515
    bushtech
    May 1, 2018
  29. ELISEUS

    Kw HR ESTIMATE TO COOL A CHURCH 132'l x 60'Wx 55'h - 70 DEGREES IS TARGET -

    ELISEUS, Apr 28, 2018
    Replies:
    6
    Views:
    329
    hevans1944
    Apr 29, 2018
  30. Johnny101

    Li-Po Battery protection circuitry placement

    Johnny101, Apr 25, 2018
    Replies:
    3
    Views:
    261
    Hopup
    Apr 25, 2018
  31. LukeDupont

    Simple NiMH Charging Circuit and Resistance

    LukeDupont, Apr 15, 2018
    Replies:
    17
    Views:
    891
    Audioguru
    Apr 19, 2018
  32. LayZ

    Wiring 5v to a 12v powersupply

    LayZ, Apr 14, 2018 ... 2
    Replies:
    34
    Views:
    815
    davenn
    Apr 16, 2018
  33. Steve B

    Li ion battery charger, adapting power bank

    Steve B, Apr 14, 2018
    Replies:
    13
    Views:
    454
    Steve B
    Apr 15, 2018
  34. spikey1973

    +DC_out_rtn, what does this mean..

    spikey1973, Apr 13, 2018
    Replies:
    8
    Views:
    537
    BobK
    Apr 15, 2018
  35. colum

    Bicycle generator

    colum, Apr 14, 2018
    Replies:
    7
    Views:
    348
    (*steve*)
    Apr 15, 2018
  36. MarkOrkenyi

    USB C charger with audio output design

    MarkOrkenyi, Apr 13, 2018
    Replies:
    1
    Views:
    246
    JWHassler
    Apr 13, 2018
  37. Mike197714

    12V-9V Converter for Arduino

    Mike197714, Apr 11, 2018
    Replies:
    2
    Views:
    344
    BobK
    Apr 12, 2018
  38. Mike Mesford

    Backup battery charging

    Mike Mesford, Apr 9, 2018
    Replies:
    4
    Views:
    355
    Mike Mesford
    Apr 10, 2018
  39. Arash

    MPPT charge control Project - LT3652

    Arash, Apr 6, 2018
    Replies:
    4
    Views:
    426
    Arouse1973
    Apr 8, 2018
  40. Graeme Kelly

    Boost converter

    Graeme Kelly, Mar 22, 2018 ... 2
    Replies:
    31
    Views:
    1,091
    WHONOES
    Apr 8, 2018
  41. 12VGuy

    GY6 AC/DC Reg/Rect - Are Both DC and AC regulated or just AC?

    12VGuy, Apr 6, 2018
    Replies:
    7
    Views:
    375
    Audioguru
    Apr 7, 2018
  42. Ramesh Adhikari

    Thyristor as a triac

    Ramesh Adhikari, Apr 6, 2018
    Replies:
    4
    Views:
    580
    WHONOES
    Apr 6, 2018
  43. Raiyan

    Variable current power supply with varying duty cycle

    Raiyan, Apr 4, 2018
    Replies:
    10
    Views:
    387
    Raiyan
    Apr 6, 2018
  44. fscii

    Default Power Manipulation

    fscii, Apr 6, 2018
    Replies:
    0
    Views:
    244
    fscii
    Apr 6, 2018
  45. YoTech

    Measuring battery voltage with an MCU while charging and discharging

    YoTech, Mar 28, 2018 ... 2 3
    Replies:
    53
    Views:
    1,329
    YoTech
    Apr 5, 2018
  46. farukh037

    Charging NiMh battery pack with BQ2004 - new thread

    farukh037, Mar 13, 2018
    Replies:
    11
    Views:
    633
    farukh037
    Apr 5, 2018
  47. skenn_ie

    Driving a high power semiconductor laser

    skenn_ie, Apr 3, 2018
    Replies:
    4
    Views:
    340
    Ian
    Apr 4, 2018
  48. x1215

    BUCK switching waveform ... problem

    x1215, Apr 3, 2018
    Replies:
    11
    Views:
    440
    x1215
    Apr 4, 2018
  49. Zogster

    Advice on LiFePO4-based SLA battery replacement

    Zogster, Apr 2, 2018
    Replies:
    12
    Views:
    372
    Zogster
    Apr 3, 2018
  50. bob_rich

    Solar Inverter

    bob_rich, Apr 2, 2018
    Replies:
    0
    Views:
    239
    bob_rich
    Apr 2, 2018
Showing threads 251 to 300 of 1,856

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