Summary of Key Points ATA Definition: Actual Time of Arrival Type: Acronym and Abbreviation Guessability: 3: Guessable Typical Users: Adults and Teenagers What does the ATA stand for? Acronym. Definition. ATA. Advanced Technology Attachment (IDE Interface for IBM-PC/AT & compatible … Continue reading →

A motion detector may be among the sensors of a burglar alarm that is used to alert the home owner or security service when it detects the motion of a possible intruder. Such a detector may also trigger a security … Continue reading →

If a camera is pointing into the distance, you may be able to sneak past it by flattening yourself against the wall beneath it. To get past window or door alarms, first figure out if it’s a magnet alarm, which … Continue reading →

1996. The first mobile phone with Internet access The first mobile phone with Internet connectivity was the Nokia 9000 Communicator. It was launched in Finland back in 1996, but in truth the viability of accessing the Internet was at first … Continue reading →

Best home security camera of 2021 Best security camera overall: Wyze Cam (2020) $36 at Amazon. Best video doorbell: Arlo Video Doorbell. $128 at Amazon. Best outdoor security camera: Arlo Pro 4. $180 at Amazon. Best Google Assistant camera: Nest … Continue reading →

Amazon. Blink is an Amazon-owned company that makes inexpensive, compact security cameras. The company’s battery-powered models are very efficient, running for up to two years on just two AA lithium-ion batteries. Is Blink camera made by Amazon? Blink is a … Continue reading →

While lenses are interchangeable – in that a camera can use different kinds of lenses (standard, wide angle, macro, etc), they aren’t completely interchangeable, across brands and types of cameras. So finding the right lens can be much more complicated … Continue reading →

These adapter rings allow you to use a circular camera lens filter with a different diameter from the one of your lens. What does that mean in practice? To put it simply, you can use your 82mm polarizing filter on … Continue reading →

1/4-20 UNC. Most consumer cameras are fitted with 1/4-20 UNC threads. Larger, professional cameras and lenses may be fitted with 3/8-16 UNC threads, plus a removable 1/4-20 UNC adapter, allowing them to be mounted on a tripod using either standard. … Continue reading →

The Leica M mount is a bayonet-type lens mount that was introduced in 1954, on the Leica M3. Bayonet-mount lenses are easier and faster to attach and remove than screw-mount lenses. So trustworthy is the M mount that it’s still … Continue reading →

Nikon CFI Plan Fluor Objectives are ideal multipurpose objectives for a variety of microscopy techniques, including brightfield, fluorescence, polarizing, or DIC microscopy. These microscope objectives are suitable for high contrast fluorescence observation or for applications including photomicrography. What are the … Continue reading →

Extremely cold weather has unfortunate effects on lithium-ion batteries such as those used in Ring devices. As the temperature drops, these batteries begin to have trouble holding a charge and if it gets cold enough, they’ll stop working altogether. At … Continue reading →

RSSI (Received Signal Strength Indicator) is defined as the average power for all symbols containing C-RS from antenna port 0. RSSI is calculated from symbols in the Measurement Interval. What is a good RSSI for LTE? 4G (LTE) RSSI Signal … Continue reading →

A bendable sheet of silicon can hide 95 percent of infrared light, rendering objects essentially invisible to heat-sensing night vision goggles or infrared cameras. Black silicon is made by growing silicon crystals at various heights on a silicon wafer, creating … Continue reading →

Regular Night Vision Cameras.The color night vision security cameras are better at providing full-color images. This is because they have image sensors that offer a better contrast in low lighting as well. Thus these allow you to get the details … Continue reading →