op-amp

  1. Setting audio output impedance for output protection
  2. Howland current source
  3. ADC preamp using Schmitt trigger, opamps and transistor reset
  4. Why is my microphone circuit not working?

  5. Completely different circuit response with 1000kΩ than with 1MΩ resistance
  6. Connecting RGB led to the output of the op amp with resistor

  7. State Variable Filter block diagram analysis

  8. MCP609 op-amp is not powered in this circuit. It is normal?
  9. SPICE simulation of voltage multiplier using log and antilog amplifier

  10. connect a circuit output to a transformer
  11. Problem with Constant Current power supply
  12. How do generate a negative supply for op amps ICs?

  13. Short circuit protection stage in the 741 op. amp

  14. The circuit that gives the higher-voltage one of the two input signals to output
  15. op amp - what's the connection between output and input through a resistor for?

  16. Understanding opamp feedback loop with parallel paths

  17. "gain error" of rectifier circuit

  18. Using on-board amplifiers instead of external amplifiers

  19. Manipulating Amplitude and Axis of symmetry of BUBBA oscillator in Simulink
  20. Switching power to an opamp

  21. Import MCP602 Model into LTSpice - Timestep Error

  22. Analog multiplier using logarithmic and anti-logarithmic opamp output problem

  23. battery monitor cell measurement
  24. What are the noteworthy differences between an inverting and non-inverting op amps?
  25. Bode plot in ideal OA circuit

  26. Gain of an active filter without calculating the transfer function with two OP-AMPs

  27. Maximum DC offset voltage
  28. photodiode circuit setup
  29. Modelling this differential ended system for SPICE simulations and grounds
  30. Op-amp bias issue to to charging of DC blocking capacitor
  31. Solving for steady state voltages (Op-Amp)

  32. Notch filter with 4 Hz Bandwidth
  33. Help me modify this level-shifting circuit

  34. Compare three voltages by using comparator

  35. Level shifter circuit
  36. Approximation of a Non Ideal Differentiator

  37. Differential OP amps, AC waves, Impossible question?
  38. Find the frequency at which Vin gets to Vo without the phase shift

  39. NE5532 strange oscillations

  40. Inverting op amp frequency response

  41. Floating point because of diodes in circuit design

  42. Avoiding opamp saturation - working with apd
  43. lmv358 vs lm358, crude current sensing
  44. How does this high pass filter in a mini color organ function?

  45. What exactly is the definition of a voltage regulator?

  46. Unusual opamp topology: driving a dummy load and using supply currents to drive common-source
  47. How to make a symmetrical DC power source?

  48. Op Amp Overheating

  49. Differential equation solving circuit didn't result the right solution

  50. Generating a cosine wave with multisim
  51. Opamp Astable Multivibrator - initial delay

  52. How to reset an integrator ONLY with RLC and op-amps?

  53. Pulse width modulation sensor circuit
  54. LM311P never going low

  55. Confused with photodiode amplifier circuit

  56. Building LED receiver circuit with opamp

  57. Op-Amp "Fast Integrator" Circuit
  58. Identifying a component in a circuit diagram

  59. Opamp BJT mixed circuit analysis
  60. what's the circuit on the two stage amp's left hand side?
  61. Opamp circuit problem
  62. How to analyze the funcationality of the LM399 in the Libbrecht-Hall current source circuit

  63. Why doesn't a resistor on the non-inverting lead of the op amp affect dc offset (non-inverting amplifier)?

  64. adding dc bias to my signal

  65. How does a second order low pass filter works?

  66. Alternatives to MCP609 Op-Amp for a precision temperature sensing circuit

  67. What if you alter a differential amplifier by giving it a positive feedback rather than a negative feedback?

  68. Bandpass filter for summing amplifier input
  69. Can we change op-amp inputs when using virtual ground?
  70. AD625 instrumentation amplifier simulation model

  71. The reason why will the VDC influence the output of comparator

  72. Input impedance of inverting amplifier clarification
  73. analog multiplier using log and antilog amplifier issue

  74. Expressing output voltage in a circuit with zener diodes without any value given
  75. Why no virtual ground in schmitt trigger?

  76. How to calculate the size for differential amp
  77. How Much Current Draw From Speakers/Amplifier?

  78. Proportional Valve Driver

  79. Low-Pass and High-Pass Filters Outputs of Summing Amplifier
  80. Wien Bridge Oscillator in Multisim

  81. Measuring difference of potential between two inputs

  82. How to calculate voltage summing op amp

  83. OP-AMP outputs constant voltage with no inputs

  84. LM358 differential voltage and amplifier circuit

  85. Transimpedance amplifier with decompensated op amp
  86. How to choose the right amplifier for 100 Ohm RTD in 3 wire configuration?

  87. Solving for V+ using Vout

  88. Working with current feedback opamps [CFA]
  89. ADC signal long trace voltage drop compensation using amp and return trace

  90. Opamp output current

  91. Why is this resistor connected in such way?

  92. Integration Output Doesn't make sense

  93. Input impedance from RC filter to inverting and non inverting op amp
  94. Relaxation oscillator explanation
  95. Active Bandpass Filter Design Issues

  96. How to calculate the gain of the OP-AMP in this configuration
  97. Adding a resistor to reduce crossover distortion in an LM324/LM358

  98. When to use BJT in differential configuration instead of op-amp

  99. Audio summing mixer- inverting or non inverting output?
  100. How to calculate the value of load capacitor for designing an op amp for pipeline ADC?