Useful tips for everyday
Can I use a higher microfarad capacitor? As a general rule of thumb, electric motor start capacitors can be replaced with a micro-farad or mfd…
How does a multimeter detect resistance? In the process of measuring resistance, the test leads are inserted in the meter jacks. The meter reads infinite…
How is memory allocated in assembly? The sys_brk() system call is provided by the kernel, to allocate memory without the need of moving it later.…
How are edge lit panels made? An edge-lit LED panel is made of a row of LEDs attached to the frame (or circumference) of the…
What is the output of a temperature sensor? Conversion of the sensor output to a 4 to 20 mA process output provides a more robust…
What is RC voltage divider? Resistive capacitive voltage dividers type ROF (RC divider) are used in high voltage networks within the 72.5-550 kV range. They…
What does it mean when voltage is negative? A negative voltage is a relative excess of electrons compared to some other point. If 0 V…
Why is it called singular value? The term “singular value” seems to have come from the literature on integral equations. A little after the appearance…
What is the purpose of oversampling? Oversampling is capable of improving resolution and signal-to-noise ratio, and can be helpful in avoiding aliasing and phase distortion…
Is coaxial cable a waveguide? Waveguide, any of a class of devices that confines and directs the propagation of electromagnetic waves, such as radio waves,…