Useful tips for everyday
What is passive probe? Passive probes are the standard probe provided with most oscilloscopes. Teledyne LeCroy passive probes feature an attenuation sense pin which tells…
How are busbars rated? The IEEE states a busbar should be rated at the highest amperage passing through any section of the busbar, with a…
How do you calculate the resistance of a current limiting resistor? R = V/I = 1.3V/0.015A = 86.67\Omega . In practice, it can be difficult…
What is operating frequency in waveguide? A waveguide is an electromagnetic feed line that is used for high frequency signals. The lowest frequency range at…
How do I find the VA of a device? VA = VRMS x IRMS (4) You can calculate the apparent power in volt-amperes for ac…
What are the types of voltages? There are two types of voltage, DC voltage and AC voltage. The DC voltage (direct current voltage) always has…
Does voltage drop affect appliances? If the voltage is too low, the amperage increases, which may result in the components melting down or causing the…
What does a pre-charge resistor do? A pre-charge resistor is a device that slowly charges the capacitors inside a electronic speed controller before it is…
How to choose inductor for filter? An inductor should have a high value of rated current so that it can operate in linear range over…
Can electrical wires make noise? Wiring and outlets: These elements can hum for a variety of reasons, many of which signify danger. If an outlet…