1. How much voltage to give my IR LED?
  2. Powering a 2 watt 6 ohm speaker with a 9V battery?
  3. Can I swap an eletrolytic 200v for 400v

  4. Can I swap an electrolytic capacitor with one with a higher voltage?
  5. Calculating Thevenin's circuit using KCL or node analysis

  6. Power Distribution Units and Nominal Input Voltage

  7. The total energy stored in a multi cell battery
  8. Calculating current and voltage using superposition
  9. different doorbell batteries

  10. Can the Em field of high voltage powerlines be ogmented in ths way?

  11. What's more dangerous : 110V or 240V

  12. how high a current should flow through a device to destroy it

  13. Node Voltage Problem, possible to simplify?
  14. Va rating of Transformer in proteus simulation

  15. How to calculate Vout in this resistors network?

  16. How to calculate Vo in this circuit?
  17. Miller integrator voltage offset

  18. Maximum Current after Resistor

  19. Three phase to Single phase current calculation
  20. Compare three voltages by using comparator

  21. RS485 transmission line high voltage protection

  22. Choosing between voltage and current

  23. Maximum forward voltage drop per bridge element at 4.0A dc
  24. Convert 0-5V from DAC into +/-5V?

  25. Shut off circuit when under a certain voltage?
  26. How does electric current work?

  27. Why does a voltmeter read lower across a load than across a supply?

  28. Higher voltage or more amps?
  29. What is the benefit of driving the HV5622 chip to the recommended operating voltage?

  30. What kind of basic circuit design can block current if volage is about a certain level?

  31. Reduce voltage from 220V DC to 30 - 50V DC without transformer
  32. Diode Circuit Analysis Problem 2

  33. What resistor to use with this RGB LED?

  34. Half Wave Rectifier with Capacitive Filter

  35. Capacitance, Voltage, Charges

  36. Can any one slove this with steps please?

  37. Find the value of U by the means of superposition

  38. How to use a 10s2p Li-ion Battery pack on this small AlexMos Brushless Gimbal Controller with IMU
  39. Having trouble inverting 4bit IC adder

  40. transformer voltage maximum rating specifications
  41. Will current flow between the loops in this case?

  42. Three-phase autotransformer

  43. What destroys a LED in the reverse direction?
  44. Can a 220V relay be used to switch 110V appliances?
  45. Whats the reason for triangular carrier PWM
  46. Does low power in the mains causes damage to household supplies?

  47. Driving VCSEL, issue with forward voltage
  48. How is output power related to input power?
  49. Why is the outlet ground voltage different from grounded Macbook voltage

  50. Help with designing an LED circuit
  51. Unknown voltage in IR pulse sensor circuit

  52. Why measure potential with a three winding transformer?

  53. Power on reset and watchdog signal combination question
  54. What is the simplest way to turn off some circuit when supply voltage reaches a minimum level?

  55. supply-voltage supervision circuit
  56. Why doesn't a resistor on the non-inverting lead of the op amp affect dc offset (non-inverting amplifier)?
  57. biploar amplifier, voltage gain, and determining resistor values

  58. How voltage is related to frequency in CPU?
  59. Can you help me find the voltage drop for R3 and R4 on the following circuit

  60. Fan not working on motherboard even if same voltage works with batteries
  61. Input voltage limits of AD8495 (thermocouple amplifier) vs supply voltage

  62. Why does my O-scope show capacitor charge starting negative?

  63. Programmatic On / Off Control of 3.3v board power

  64. Calculating battery percentage using an Arduino

  65. Will an AC/24V DC-40A charger power a 24V/10-15A pump, regardless of battery bank (6) condition?
  66. Rotation speed detection circuit (Wind turbine)

  67. Why current switch packet mentioned of voltage and ampere?

  68. 3.6V Circuit and 2.8V LED

  69. Full-wave rectifier with pi-filter
  70. Thevenin impedance and Vab
  71. Connect higher voltage than power supply to an amplifier
  72. Could I make the strength of a magnetic field oscillate up and down, by having the voltage increase and decrease while current remains the same?
  73. Klein mm100 multimeter failing to measure battery voltage
  74. Measuring difference of potential between two inputs
  75. OP-AMP outputs constant voltage with no inputs
  76. Capacitance to Voltage converter - Water level sensor

  77. Solving for V+ using Vout

  78. How does a voltage controller specifically L7805CV work ( detailed )?
  79. Switch Current Rating - Current Maximum

  80. Why do electrons flow from a lower potential energy to a higher potential energy?
  81. The control voltage output for a phase locked loop

  82. Boost converter with no semiconductors or integrated circuits?

  83. Schematic for a lipo battery bleeder overcharge protector

  84. Help with calculating voltage using watts/ohms (batteries/coils)

  85. Controlling Voltage Range from Sensor Signal

  86. Measuring and conditioning ignition coil secondary signal
  87. How do i decide the value of \$R\$,\$L\$ and \$K\$ in the bandgap when i want a specific \$V_{ref}\$

  88. maximum reverse voltage around diode
  89. Reliably using motor at higher than normal voltage

  90. Increasing Overdischarge Protection Voltage in DW01A
  91. Charging Capacitor with Solar Panel
  92. Audio ADC voltage level SNR question

  93. How to power a scanner light with adapter, not battery?

  94. How does a flame sensor or thermocouple operate with just one wire?
  95. 240v AC Voltage measurement using Voltage divider

  96. Using MicroServo with 9v battery
  97. Voltage Drop and LED Circuit
  98. What is the relationship between the current produced fuel cell, the electrodes and the voltage of a fuel cell?

  99. what kind of three phase full wave rectifier should we use?
  100. Voltage drop out of nowhere