Ten Measurements Using an Oscilloscope
1) Measuring and Viewing Voltage Waveforms You can measure and view either DC or AC signals up to the oscilloscope’s BW
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Ten Uses for an Autotransformer, or Variac
1) Testing a repaired electronic device. After performing a repair on a piece of electronic equipment, it is best to
Read moreUsing a Variac to Power Up an Old Radio or Amplifier
It is best to monitor the AC current drawn by the unit as it is powered up, which indicates the
Read moreMeasuring Power with a Digital Panel Meter (DPM)
Digital Panel Meters (DPMs) are voltage measuring devices which can be used to measure current using a shunt resistor or
Read moreUsing FFT in Digital Storage Oscilloscopes (DSO)
Many modern Digital Storage Oscilloscopes (DSOs) have advanced mathematical operations available that typically include varying degrees of FFT analysis of
Read moreReasons for Microstepping a Stepper Motor (Part One)
Microstepping can improve stepper motor system performance in a number of applications, and it can reduce system cost and complexity
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How to Discharge Capacitors in a Switched-Mode Power Supply
Here is a short tutorial on how to discharge the capacitors in a power supply so you can safely repair
Read moreSwitching Power Supply: Preventing Noise
A switching power supply is a remarkably efficient type of power supply, which quickly turns off and on, used to
Read moreThree Types of DC Power Supplies
Because controlled electrical energy is useful in myriad testing situations, the power supply is an exceedingly popular piece of electronic
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Digital Multimeter Troubleshooting and Repair
Your digital multimeter should last for a number of years with reasonable care. There may come a time when your
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