piezoelectric crystal. The crystal microphone uses a piezoelectric crystal as its transducer. Piezoelectric crystals are durable and cheap, and they have relatively large electrical output; for this reason, they are often used in telephones and portable sound systems. Which salt … Continue reading →

Just go to the Sync tab in the Philips Hue app to let your lights react to music playing from the Spotify app. Does Philips Hue work with Spotify? Thanks to Philips Hue’s new Spotify integration, your color Hue smart … Continue reading →

Let’s clarify: Because smart bulbs are LEDs, they are highly efficient and use much less energy than incandescent bulbs. So, if you compare smart bulbs to incandescents, then yes. They do save considerable energy and — thus — money!Smart bulbs … Continue reading →

If you bought a set of Philips Hue smart light bulbs, you won’t necessarily need to buy an expensive Hue Bridge to control them.Or you can connect your Philips Hue lights to your Alexa or Google Home Devices, so you … Continue reading →

The iPhone is a smartphone made by Apple that combines a computer, iPod, digital camera and cellular phone into one device with a touchscreen interface.The first-generation iPhone came preloaded with a suite of Apple software, including iTunes, the Safari web … Continue reading →

Embedded computers are incorporated into other devices, rather than being stand alone computers. Examples include digital cameras, mobile phones, music players, specialist IT hardware (such as networking hardware), and almost any kind of industrial or domestic control system. What is … Continue reading →

Laptops combine all of the input and output capabilities and components of a desktop computer, including its display screen, keyboard, speakers, data storage, disc drives, and pointing devices (a touchpad or a trackpad), with a processor and operating system into … Continue reading →

How do I know what version of Android I have? From the home screen, press the Settings Button. Then select the Settings option. Scroll down and select About Phone. Scroll down to Android Version. The small number under the heading … Continue reading →

Remove the radiator cap and fill the main system with coolant through the radiator opening until it will take no more and there is a trickle of coolant from the heater bleed screw. Close the screw. Run the engine until … Continue reading →

What allows eyes to see in dark? Rhodopsin is the photopigment used by the rods and is the key to night vision. Intense light causes these pigments to decompose reducing sensitivity to dim light. Darkness causes the molecules to regenerate … Continue reading →

Jumper cable ranges vary from 1 gauge to 12 gauge. Based on the scale, the 1 gauge is a heavy-duty model, while the 12 is a light-duty option. With a 10-gauge jumper cable, you would be able to start a … Continue reading →

Simply say, ‘OK Google, tell Rinnai to set temperature to 120 degrees” or “OK Google, tell Rinnai I need hot water.” Controlling a unit’s temperature for comfort and convenience is the newest voice-enabled feature available for Google Home and Amazon … Continue reading →

“Hotel rooms in major Chinese cities such as Beijing and Shanghai which have been frequented by foreigners are likely to be bugged. Hotel rooms have been searched while the occupants are out of the room.” How can you tell if … Continue reading →

Heat pumps are powered by electricity, so you can save substantially on fuel consumption. It’s over 100 percent efficient in various temperate climates and can serve as both a heater and air conditioner. The same Indoor Air Quality (IAQ) considerations … Continue reading →

Cold water improves blood circulation. This enables your roots and scalp to receive valuable nutrients to remain healthy. And hence, washing hair with cold water promotes hair growth. What does cold water do to your hair? Cold water seals the … Continue reading →