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  2. Family Radio Service - Wikipedia

    en.wikipedia.org/wiki/Family_Radio_Service

    Initially, the FRS radios were limited to 500 milliwatts across all channels. However, after May 18, 2017, the limit is increased to 2 watts on channels 1-7 and 1522. [1] FRS radios frequently have provisions for using sub-audible tone squelch (CTCSS and DCS) codes, filtering out unwanted chatter from other users on the same frequency ...

  3. Freeman Dyson - Wikipedia

    en.wikipedia.org/wiki/Freeman_Dyson

    Freeman John Dyson FRS (15 December 1923 – 28 February 2020) [1] was a British-American theoretical physicist and mathematician known for his works in quantum field theory, astrophysics, random matrices, mathematical formulation of quantum mechanics, condensed matter physics, nuclear physics, and engineering.

  4. Personal radio service - Wikipedia

    en.wikipedia.org/wiki/Personal_radio_service

    22 71.350 MHz General use 5 W 23 71.550 MHz General use ... 467.5500 MHz – US GMRS Repeater Ch 15/23 Input; 467.5625 MHz – US FRS Channel 8; 467.5750 MHz – US ...

  5. Fleet Replacement Squadron - Wikipedia

    en.wikipedia.org/wiki/Fleet_Replacement_Squadron

    A Fleet Replacement Squadron (FRS), is a unit of the United States Navy or Marine Corps that trains Naval Aviators, Naval Flight Officers (NFOs) and enlisted Naval Aircrewmen on the specific front-line aircraft they have been assigned to fly. Students, referred to as Replacement Pilots, Replacement Flight Officers or Replacement Aircrew are ...

  6. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. French catheter scale - Wikipedia

    en.wikipedia.org/wiki/French_catheter_scale

    The French scale measures the outer diameter of the catheter, not the size of the internal drainage channel (inner diameter). For instance, a two-way catheter of 20 Fr and a three-way catheter of 20 Fr have the same outer diameter, but the three-way catheter has an additional channel for irrigation, reducing the size of its drainage channel.

  8. General Mobile Radio Service - Wikipedia

    en.wikipedia.org/wiki/General_Mobile_Radio_Service

    All 22 Family Radio Service (FRS) frequencies are shared with GMRS, and users of the two services may communicate with each other. With the exception of FRS channels 8 through 14, GMRS licensees may use higher power radios with detachable or external antennas.

  9. Facility Registry System - Wikipedia

    en.wikipedia.org/wiki/Facility_registry_system

    Information includes facility name, address, city, etc. The FRS also ingests any geographic information, such as latitude and longitude. The program system id number is also retrieved and placed in the FRS database. FRS also stores the SIC and NAICS codes for facilities that are collected by the various program and state collections.