Using 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
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All Posts Archive – All posts available on the Circuit Specialists “Simply Smarter Circuitry Blog.”
Measuring 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
Read moreOscilloscope Sound Experiments
A digital storage oscilloscope is a piece of electronic test equipment primarily used to measure voltage, but it can detect
Read moreOscilloscope Bandwidth
When selecting an oscilloscope, bandwidth is generally the specification engineers consider first. The following post will help explain bandwidth, specifically
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