Dirty glares can be caused by something as simple as a bug or dust on the camera lens. When the light hits this tiny imperfection on the camera lens, it causes a misty artifact that looks like a CCTV ghost. … Continue reading →

ultraviolet (UV) light. Beyond violet lies ultraviolet (UV) light, whose energies are too high for human eyes to see. What type of light is beyond red? At shorter wavelengths the electromagnetic spectrum extends to the ultraviolet radiation region and continues … Continue reading →

Why Does Camera Video Loss Happen In general, the issue of “video loss” on CCTV security cameras or DVR/NVR, in many cases, comes down to several factors: insufficient power supply, unstable network, wiring problems, hardware (cameras, NVR/DVR or monitor) failures, … Continue reading →

Snakes are cold-blooded for a reason — they barely show up in thermal imaging! (That’s a human arm that’s you’re seeing in yellow.) While there are thousands of different kinds of snakes, they all share the trait of using external … Continue reading →

They are lightweight and can be worn on the helmet during night operations. “The four-eyed night vision goggles are used by various military forces including US Navy seals. These help commandos to identify the target very easily even in dark. … Continue reading →

An increased sensitivity can be beneficial for when using a PIR for long range, say up to 20 feet (6 meters) or more. This can however also cause false positives in smaller spaces – i.e. the PIR might trigger when … Continue reading →

IP Cameras without Internet It can function even on remote location because it uses battery cellular security cameras in off-grid areas. This is possible with the use of cellular security cameras. These type function with the use of 3G/4G cellular … Continue reading →

Do you need Internet to have security cameras? WiFi is not needed to operate home security cameras. Home security cameras that do not connect to Wifi can be wired to a dedicated recording or storage device, and a viewing monitor … Continue reading →

It’s a loud alarm, right in your camera. We’ve improved the volume of the speaker so that it can be used as a siren, which is loud so you can use it to ward off intruders. Control the Siren feature … Continue reading →

Best vlogging cameras in 2021: Sony ZV-1. The best compact vlogging camera around. Fujifilm X-S10. A mirrorless all-rounder that makes perfect sense for vloggers. Panasonic GH5 Mark II. A great option for live-streamers. DJI Pocket 2. Sony ZV-E10. GoPro Hero … Continue reading →

If your battery flashes 15 times, it means your e-cig is being over-used and that you should take a break. If your battery flashes 30 times, it needs to be recharged. If your battery flashes continually, it’s an indication of … Continue reading →

Complete Dictionary of Synonyms and Antonyms petty. Synonyms: small, mean, paltry, ignoble, trifling, narrow, trivial, contemptible. Antonyms: large, large-hearted, noble, generous, chivalrous, magnificent, liberal, broad. What is the synonyms of petty? In this page you can discover 74 synonyms, antonyms, … Continue reading →

Cursing in Public: Is It Legal? Although it’s probably not a great idea to curse in public, most states won’t punish you for it unless it is followed by threats or fighting words. Some states, like Virginia, still have laws … Continue reading →

Ace. ‘Ace’ – a British slang term that means something that is brilliant or excellent. What is the British slang for pretty? 10. Bonnie. Used in Scotland, this word means “pretty” or “beautiful”, and is normally used in reference to … Continue reading →

WebCrawler. Of all still-surviving search engines, WebCrawler is the oldest search engine that is still active. Today, it aggregates results from Google and Yahoo; it abandoned its own database in 2001. Which is the oldest Internet search engine? Which is … Continue reading →