Staying away from hard-to-understand theory and mathematics, this practical handbook show you how common devices such as multimeters, frequency and logic probes, signal traces, and oscilloscopes are used. You'll pinpoint problems in everything from TV sets and computers to automotive electrical ...
If you have an external drive that suddenly won’t mount on your Mac, this could happen for a number of reasons. It’s possible that the disk is malfunctioning, or that your computer isn’t recognizing it properly. Sometimes a simple reboot of your machine is enough to fix the issue. W...
When the current rises above a certain level, it ignites explosive material, which drives a piston to open the switch. Breaker Design: Advanced More advanced circuit breakers use electronic components (semiconductor devices) to monitor current levels rather than simple electrical devices. These ...
1. How do you fix a dead MacBook Pro that won't charge? In this case, check the peripherals. If you can not find anything wrong then your battery is probably dead. Take your Mac to the nearest Apple Store to get it fixed. 2. How do I force my MacBook pro to charge? You hav...
There is a part of your drive which powers the spinning platters, and it's called the data platter motor; should anything happen to this motor, the platters will be spun sporadically with accompanying sounds. Here's a mental picture to give you a better idea. Imagine you're driving around...
But before I could take control of anything, the app first had me create a “SingleKey ID” account (skimming the privacy policy revealed that Bosch could use IP-derived location data to adjust appliances to match local water hardness), secured by default only with a password (the SingleKey...
Test your idea in the real world: This can involve anything from a focus group to a small-scale pilot test. Another strategy is to build a landing page, which can help you generate and gauge interest. If you find that your idea doesn’t pique interest, it’s time to reassess. Consider...
On the electronic I-94, you will see that date under ‘Admit Until Date’. If you do not apply for an extension or do anything, you need to depart the US by that date. Check the above sample I-94 image in the article, for example. What does Admit Until Date: D/S mean? I...
The police will arrive before any attacker is able to steal anything and stop the theft. What if the attacker impersonates the homeowner and tells the police that my home security system is faulty; don't come if it calls you? What if the attacker makes hundreds of 911 calls while they ...
being able to send or receive documents needing signature electronically is critical. Many people use printers and scanners at home, but electronic signatures are faster, especially as our businesses continue to progress toward being paperless. You want to function as seamlessly from home as you woul...