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2. Protect yourself from internet scams - AOL Help

   help.aol.com/articles/protect-yourself-from...

   While most junk email can seem like a minor annoyance, certain types of email can cause problems for not only you but other people you email. Sometimes these emails can contain dangerous viruses or malware that can infect your computer by downloading attached software, screensavers, photos, or offers for free products.

3. Composite video - Wikipedia

   en.wikipedia.org/wiki/Composite_video

   Composite video is an baseband analog video format that typically carries a 405, 525 or 625 line interlaced black and white or color signal, on a single channel, unlike the higher-quality S-Video (two channels) and the even higher-quality YPbPr (three channels).

4. What You Need to Know About Phone Scams - AOL

   www.aol.com/know-phone-scams-180248742.html

   By educating yourself, taking steps to protect your information and using scam protection tools like T-Mobile’s Scam Shield, you can take the first step to reduce the possibility of being scammed.

5. Can you hear me? (alleged telephone scam) - Wikipedia

   en.wikipedia.org/wiki/Can_you_hear_me?_(alleged...

   Investigating reports of the supposed scam, Snopes noted that all purported scam targets only reported being victimized after hearing about the scam in news reports. Snopes had contacted the Better Business Bureau, the Federal Trade Commission, and the Consumer Federation of America, none of whom could provide evidence of an individual having been financially defrauded after receiving one of ...

6. HDcctv - Wikipedia

   en.wikipedia.org/wiki/HDcctv

   HDcctv (High Definition Closed Circuit Television) is an open industrial standard for transmitting uncompressed high-definition analog (AHD) or digital video over point-to-point coaxial cable links for video surveillance applications. [1] [2] [3] HDcctv uses the SMPTE HD-SDI protocol and can transmit 720p or 1080p video over at least 100 m of ...

7. 8 mm video format - Wikipedia

   en.wikipedia.org/wiki/8_mm_video_format

   The luminance carrier was shifted from 4.2 MHz for regular 8-mm up to 5.7 MHz for Hi8, and the frequency deviation was increased to 2 MHz from the 1.2 MHz of standard 8-mm. Like S-VHS, Hi8 was officially rated at a luminance resolution of 400 lines , [ 12 ] a vast improvement from their respective base formats and are roughly equal to LaserDisc ...

8. Chronic cerebrospinal venous insufficiency controversy

   en.wikipedia.org/wiki/Chronic_cerebrospinal...

   Paolo Zamboni has patents related to the highly sensitive ultrasound diagnostic systems manufactured by Esaote which, he proposes, should be used to diagnose CCSVI. [8] Moreover, Zamboni's research center has also received support in the form of equipment and technical assistance from this manufacturer. [ 8 ]

9. Long-range acoustic device - Wikipedia

   en.wikipedia.org/wiki/Long-range_acoustic_device

   A long-range acoustic device (LRAD), acoustic hailing device (AHD) or sound cannon is a specialized loudspeaker that produces sound at high power for communicating at a distance. It has been used as a method of crowd control , which has caused permanent hearing damage , having an extremely high decibel capacity (up to 160 dB measured at one ...