Useful tips for everyday
Should we switch off WiFi at night? The best way to reduce Wi-Fi is to turn it off at night. By turning off Wi-Fi at…
What are the blue black and brown wires? Brown is your hot wire so you want to connect that to your building’s black wire. The…
Does draining a lead acid battery damage it? By fully discharging your lead acid battery, or even discharging it below 80% of its rated capacity,…
Why does the earth attract electrons? The ground is an attractive place for electricity to flow because it is positively charged, only more so when…
How do you test an ATX power supply? To test your PSU: Shut off your PSU. Unplug all cables from the PSU except for the…
Should I solder my battery cables? You don’t need to solder them, clean the terminals really well and apply some dielctric grease or buy some…
What are the disadvantages of PWM signals? Disadvantages of pulse width modulation : The complexity of the circuit. Voltage spikes. The system requires a semiconductor…
How do you calculate the heat of resistance in a wire? This is the same as the formula for power, P = I2 x R,…
How is a transistor used in a solid state switch? Solid state switches are one of the main applications for the use of transistor to…
What kind of charging module does tp4056 use? TP4056 module is a linear charger lithium-ion batteries. This module can charge batteries consists of single cells.…