Useful tips for everyday
What is JAL and JALR? The jump-and-link-register instruction ( JALR ) is the union of JAL and JR , meaning that it transfers control to…
How do you beat electromagnetic door locks? Any non-magnetic material can be used to defeat a maglock, such as clear plastic, provided it is easy…
Is it OK to fully charge lithium ion battery? Presently, there is no safe method for fast charging (less than one hour) a standard Li-ion…
What is a single pulse circuit? The 555 timer IC can be used with a few simple components to build a monostable circuit which produces…
Can you charge SLA battery with car charger? As your charger was designed for a car 12V battery, it has same voltage parameters for your…
Can 24V solenoid valve work on 12V? Short answer, Yes. The solenoid may operate with 12 volts but the amperage going to the solenoid coils…
How do I reduce the heat in my LED? 1. reduce the temperature rise Separate power driver from led flood light. Because power driver originally…
What are the dimensions of a DIP package? That is, through-hole packages with two symmetrical rows, 0.1″ (2.54mm) spacing between leads and 0.300″~0.325″ (about 8mm)…
When does reverse current occur in a FET? Reverse current is when there is a higher voltage at the output of a system than at…
What is a video playback error? If your PC lacks adequate resources for video playback, the media player may not open, or it will crash…