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  2. List of electronic color code mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_electronic_color...

    The first letter of the color code is matched by order of increasing magnitude. The electronic color codes, in order, are: 0 = Black; 1 = Brown; 2 = Red; 3 = Orange; 4 = Yellow; 5 = Green; 6 = Blue; 7 = Violet; 8 = Gray; 9 = White. Easy to remember. A mnemonic which includes color name(s) generally reduces the chances of confusing black and brown.

  3. List of common display resolutions - Wikipedia

    en.wikipedia.org/wiki/List_of_common_display...

    16:9. 8,294,400. 7680 × 4320. 8K UHDTV. 4320p. 33,177,600. Many of these resolutions are also used for video files that are not broadcast. These may also use other aspect ratios by cropping otherwise black bars at the top and bottom which result from cinema aspect ratios greater than 16∶9, such as 1.85 or 2.35 through 2.40 (dubbed ...

  4. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...

  5. HD 101: Discrete IR codes - Engadget

    www.engadget.com/2009-02-05-hd-101-discrete-ir...

    This is where discrete IR commands come in. The remote knows the TV should be on, so it can send a command that it knows will always turn the TV on, even when the TV is already on, so the command ...

  6. ISO 4217 - Wikipedia

    en.wikipedia.org/wiki/ISO_4217

    For example, USD (United States dollar) has numeric code 840 which is also the ISO 3166-1 code for "US" (United States). List of ISO 4217 currency codes Active codes (list one) The following is a list of active codes of official ISO 4217 currency names as of 1 April 2022. In the standard the values are called "alphabetic code", "numeric code ...

  7. ANSI device numbers - Wikipedia

    en.wikipedia.org/wiki/ANSI_device_numbers

    In Electrical Power Systems and Industrial Automation, ANSI Device Numbers can be used to identify equipment and devices in a system such as relays, circuit breakers, or instruments. The device numbers are enumerated in ANSI/ IEEE Standard C37.2 "Standard for Electrical Power System Device Function Numbers, Acronyms, and Contact Designations" .

  8. Unified Code for Units of Measure - Wikipedia

    en.wikipedia.org/wiki/Unified_Code_for_Units_of...

    The code set includes all units defined in ISO 1000, ISO 2955-1983, ANSI X3.50-1986, HL7 and ENV 12435, and explicitly and verifiably addresses the naming conflicts and ambiguities in those standards to resolve them.

  9. ISO 3166-1 - Wikipedia

    en.wikipedia.org/wiki/ISO_3166-1

    ISO 3166-1. ISO 3166-1 ( Codes for the representation of names of countries and their subdivisions – Part 1: Country codes) is a standard defining codes for the names of countries, dependent territories, and special areas of geographical interest. It is the first part of the ISO 3166 standard published by the International Organization for ...