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2. Radio scanner - Wikipedia

   en.wikipedia.org/wiki/Radio_scanner

   A scanner (also referred to as a radio scanner) is a radio receiver that can automatically tune, or scan, two or more discrete frequencies, stopping when it finds a signal on one of them and then continuing to scan other frequencies when the initial transmission ceases. The term scanner generally refers to a communications receiver that is ...

3. Radio jamming - Wikipedia

   en.wikipedia.org/wiki/Radio_jamming

   Radio jamming. Radio jamming is the deliberate blocking of or interference with wireless communications. [1][2] In some cases, jammers work by the transmission of radio signals that disrupt telecommunications by decreasing the signal-to-noise ratio. [3]

4. Crystal radio - Wikipedia

   en.wikipedia.org/wiki/Crystal_radio

   Crystal radios are the simplest type of radio receiver [2] and can be made with a few inexpensive parts, such as a wire for an antenna, a coil of wire, a capacitor, a crystal detector, and earphones (because a crystal set has insufficient power for a loudspeaker). [3]

5. What Is an MRI (Magnetic Resonance Imaging) Scan? - WebMD

   www.webmd.com/a-to-z-guides/what-is-an-mri

   Magnetic resonance imaging (MRI) is a test that uses powerful magnets, radio waves, and a computer to make detailed pictures of the inside of your body. MRIs can diagnose a lot of health issues ...

6. The Truth About Whole-Body Scans - WebMD

   www.webmd.com/a-to-z-guides/features/truth-about...

   The scans aren't cheap – whole-body scans run anywhere from $500 to $1,000 per scan and usually aren't reimbursed by insurance. And the question of how helpful these scans really are is a matter ...

7. Family Radio Service - Wikipedia

   en.wikipedia.org/wiki/Family_Radio_Service

   The Family Radio Service (FRS) is an improved walkie-talkie radio system authorized in the United States since 1996. This personal radio service uses channelized frequencies around 462 and 467 MHz in the ultra high frequency (UHF) band. It does not suffer the interference effects found on citizens' band (CB) at 27 MHz, or the 49 MHz band also ...

8. CT Scans vs. MRIs: Differences, Benefits, and Risks - Healthline

   www.healthline.com/health/ct-scan-vs-mri

   CT scans provide pictures of tissues, organs, and skeletal structure while MRIs are more detailed and can show abnormal tissue. The biggest difference is that MRIs (magnetic resonance imaging) use ...

9. List of software-defined radios - Wikipedia

   en.wikipedia.org/.../List_of_software-defined_radios

   List of software-defined radios. This article provides a list of commercially available software-defined radio receivers. Embedded or True IQ data via 1 x USB 3.1 GEN 1. Internet remote via HTTP / JSON. Embedded or True IQ data via 1 x or 2 x USB 3.0. Optional 1 x USB 3.1 GEN2 (power only). Internet remote via HTTP / JSON.