Useful tips for everyday
Can you test a reed switch with a multimeter? Reed switches can open or close a connection when activated. Set the multimeter to read ohms…
Do I need a grounded plug? Devices or appliances for outdoor or wet-area use must have a ground prong to prevent electrocution. Devices with metal…
How do I create a state feedback controller? The control problem can thus be defined as: Design a state feedback gain matrix K such that…
What would happen if 180 phase shift? The amplitude will be affected because you can have partial or total cancellation. With a pure sine tone…
When to use unprogrammed bits in ATmega328P? For example, notice that each bit is unprogrammed when it is set to a logic high, i.e., 1…
How do you convert dBm to dB? Decibels and dbm Decibels are used to represent the ratio of two quantities of power: db = 10…
How to calculate the saturation of a transistor? Divide the maximum collector current (I C) by the minimum current gain (h FE) at that collector…
Is tester screwdriver safe? These have been around since Adam were a lad, and yet you never hear “Another home owner died today using an…
Does resistor reduce current? A circuit always has a bit of resistance, no matter if it has resistors or not in it. So yes, the…
How does SMU measure current? A SMU integrates a highly stable DC power source, as a constant current source or as a constant voltage source,…