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

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  1. jujuteux

    Making parralel circuits with PINS

    jujuteux, Aug 21, 2018
    Replies:
    1
    Views:
    257
    Tha fios agaibh
    Aug 21, 2018
  2. C137

    Humidifier power button bypass

    C137, Aug 18, 2018
    Replies:
    10
    Views:
    406
    C137
    Aug 20, 2018
  3. Functional Artist

    Tri-Quad digital battery pack monitor

    Functional Artist, Aug 6, 2018
    Replies:
    3
    Views:
    364
    Functional Artist
    Aug 18, 2018
  4. AprilSteel

    How does a Battery management board work?

    AprilSteel, Jul 24, 2018 ... 2
    Replies:
    23
    Views:
    1,671
    davenn
    Aug 18, 2018
  5. raresoup

    Inserted 9v battery wrong way into fire alarm, expected damage?

    raresoup, Aug 16, 2018
    Replies:
    7
    Views:
    647
    Audioguru
    Aug 18, 2018
  6. Rocket365

    Switching to the direct source

    Rocket365, Aug 16, 2018
    Replies:
    2
    Views:
    280
    dave9
    Aug 17, 2018
  7. seandepagnier

    Heatsink Mosfet

    seandepagnier, Aug 14, 2018
    Replies:
    4
    Views:
    311
    shrtrnd
    Aug 16, 2018
  8. sacentre

    External charger for mobile phone batteries

    sacentre, Aug 13, 2018
    Replies:
    7
    Views:
    456
    Bluejets
    Aug 15, 2018
  9. SwengX

    Solar Tracker

    SwengX, Jul 22, 2018
    Replies:
    15
    Views:
    410
    seandepagnier
    Aug 14, 2018
  10. ken300

    Advice needed so I charge my mobility scooter batteries correctly...

    ken300, Aug 13, 2018
    Replies:
    1
    Views:
    318
    kellys_eye
    Aug 13, 2018
  11. LKO Railroad

    AC Square Wave 10A Power Supply

    LKO Railroad, Jul 25, 2018
    Replies:
    19
    Views:
    539
    LKO Railroad
    Aug 13, 2018
  12. MSuninformed

    I can't find any website will tell me what my transformer goes to or is good for

    MSuninformed, Aug 2, 2018
    Replies:
    7
    Views:
    431
    darren adcock
    Aug 10, 2018
  13. LittlePebble10

    Power distribution in a project

    LittlePebble10, Jul 2, 2018
    Replies:
    9
    Views:
    394
    darren adcock
    Aug 8, 2018
  14. hemigreg426

    Power Cap.

    hemigreg426, Aug 4, 2018
    Replies:
    18
    Views:
    424
    hemigreg426
    Aug 6, 2018
  15. jorgen

    Bench PS mains switch arcs when switched on...

    jorgen, Jul 28, 2018
    Replies:
    5
    Views:
    385
    jorgen
    Jul 29, 2018
  16. jujuteux

    Adapting power output

    jujuteux, Jul 15, 2018
    Replies:
    12
    Views:
    412
    jujuteux
    Jul 29, 2018
  17. ajx619

    D25XB60 bridge rectifier connections.

    ajx619, Jul 29, 2018
    Replies:
    2
    Views:
    425
    ajx619
    Jul 29, 2018
  18. (*steve*)

    Making a variable power supply variable... (what?)

    (*steve*), Jul 27, 2018
    Replies:
    11
    Views:
    485
    (*steve*)
    Jul 29, 2018
  19. Philsig

    Induction Magneto Capacitor

    Philsig, Jul 26, 2018
    Replies:
    7
    Views:
    352
    WHONOES
    Jul 28, 2018
  20. cardom54

    Load monitoring for new Extension power cables

    cardom54, Jul 27, 2018
    Replies:
    9
    Views:
    301
    WHONOES
    Jul 28, 2018
  21. manolete

    Use Xbox one X (US) in Europe (Voltage converter)

    manolete, Jul 24, 2018
    Replies:
    3
    Views:
    431
    manolete
    Jul 25, 2018
  22. Externet

    Single to three phase... sort of...

    Externet, Jul 23, 2018
    Replies:
    3
    Views:
    371
    Bluejets
    Jul 23, 2018
  23. Berea18

    Replacement transformer

    Berea18, Jul 20, 2018
    Replies:
    3
    Views:
    383
    kellys_eye
    Jul 20, 2018
  24. vicara12

    Is this charger appropiated for my lipo battery?

    vicara12, Jul 19, 2018
    Replies:
    4
    Views:
    343
    vicara12
    Jul 20, 2018
  25. Cosmosus_

    Homemade Multi-Drill

    Cosmosus_, Jul 7, 2018
    Replies:
    18
    Views:
    563
    twister
    Jul 18, 2018
  26. akashjoseph1997

    Low Pass Filter For Ground And Neutral

    akashjoseph1997, Jul 12, 2018
    Replies:
    2
    Views:
    346
    Minder
    Jul 12, 2018
  27. Pssdof

    Added a second battery to my tablet

    Pssdof, Dec 26, 2017
    Replies:
    10
    Views:
    487
    hardwaylearn
    Jul 12, 2018
  28. Gluktar

    Power powerwheels

    Gluktar, Jul 10, 2018
    Replies:
    7
    Views:
    453
    Tha fios agaibh
    Jul 12, 2018
  29. mterry

    Device powered by computer usb port but not USB phone charger

    mterry, Jul 9, 2018
    Replies:
    7
    Views:
    362
    Harald Kapp
    Jul 10, 2018
  30. MikeGray

    Solar charging a LiFePO4 Battery (advice welcome!)

    MikeGray, May 6, 2017
    Replies:
    16
    Views:
    2,733
    hardwaylearn
    Jul 6, 2018
  31. tedstruk

    Accesorizing Solar collection

    tedstruk, Jun 29, 2018
    Replies:
    7
    Views:
    404
    Harald Kapp
    Jul 5, 2018
  32. R791945

    Does my transformer have sufficient power for an extra item?

    R791945, Jul 2, 2018
    Replies:
    3
    Views:
    335
    Harald Kapp
    Jul 3, 2018
  33. K9WG

    Battery Fail and Pop?

    K9WG, May 26, 2018
    Replies:
    3
    Views:
    388
    K9WG
    Jun 29, 2018
  34. Valadrix

    Help needed on portable battery project

    Valadrix, Jun 29, 2018
    Replies:
    6
    Views:
    437
    KMoffett
    Jun 29, 2018
  35. Srinivasa Rao Beera

    Centre tapped Transformer

    Srinivasa Rao Beera, Jun 26, 2018
    Replies:
    14
    Views:
    581
    (*steve*)
    Jun 29, 2018
  36. tedstruk

    What a battery charger looks like

    tedstruk, Jun 27, 2018
    Replies:
    3
    Views:
    368
    Chemelec
    Jun 27, 2018
  37. bushtech

    Chinese Hiland 0-30V/Audioguru PSU build (down the rabbit hole)

    bushtech, Oct 27, 2017 ... 15 16 17
    Replies:
    334
    Views:
    16,470
    73's de Edd
    Jun 27, 2018
  38. Folding time

    Relating tesla coil power to plasma bulbs?

    Folding time, Jun 23, 2018
    Replies:
    2
    Views:
    311
    Hopup
    Jun 27, 2018
  39. photogav

    Long life rechargeable battery pack

    photogav, Jun 26, 2018
    Replies:
    1
    Views:
    291
    kellys_eye
    Jun 26, 2018
  40. Rayl333

    Photo sensor controlled outlet (turns on or off at daylight or nightime)

    Rayl333, Jun 24, 2018
    Replies:
    3
    Views:
    477
    kellys_eye
    Jun 24, 2018
  41. ScyberMhaster

    7 x 120mm PC Fan (No LED) + 1 x LED Strip (Flashing) = 12V DC / 3.0 A Power Supply

    ScyberMhaster, Jun 22, 2018
    Replies:
    7
    Views:
    365
    KJ6EAD
    Jun 22, 2018
  42. konkot

    Switching power supply emission the electromagnetic waves

    konkot, Jun 21, 2018
    Replies:
    3
    Views:
    304
    dave9
    Jun 22, 2018
  43. TASBALAA

    Switch over power lines

    TASBALAA, Jun 21, 2018
    Replies:
    2
    Views:
    343
    Bluejets
    Jun 22, 2018
  44. bsab44

    Choosing correct capacitor

    bsab44, Jun 21, 2018
    Replies:
    3
    Views:
    330
    WHONOES
    Jun 21, 2018
  45. Help with charger

    Strange Chinese battery. Need help finding charger.

    Help with charger, Jun 18, 2018
    Replies:
    9
    Views:
    421
    Ylli
    Jun 19, 2018
  46. qwwe

    Problem with boost converter

    qwwe, Jun 18, 2018
    Replies:
    5
    Views:
    535
    qwwe
    Jun 19, 2018
  47. Warlord

    Power Supply

    Warlord, Jun 18, 2018
    Replies:
    2
    Views:
    404
    Warlord
    Jun 19, 2018
  48. Peter Bullock

    Power supply output voltage

    Peter Bullock, Jun 17, 2018
    Replies:
    6
    Views:
    358
    ramussons
    Jun 19, 2018
  49. whisperingsage

    Will bad/old batteries cause my controller to malfunction?

    whisperingsage, Jun 18, 2018
    Replies:
    3
    Views:
    353
    kellys_eye
    Jun 18, 2018
  50. Shruti

    Powering an LED from a triboelectric nanogenerator

    Shruti, Jun 15, 2018
    Replies:
    5
    Views:
    369
    Audioguru
    Jun 18, 2018
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