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  2. Code 3 Collectibles - Wikipedia

    en.wikipedia.org/wiki/Code_3_Collectibles

    The models created by Code 3 Collectibles, were stock models which had been customized or converted from their original state. A few examples of Code 3 Collectibles models plain white cars or vans which have been painted or have had decals added with the livery of a police force such as stripes, force badge/crest, force code etc. Extras such as lightbars and possibly tools have been added as well.

  3. Emergency vehicle lighting - Wikipedia

    en.wikipedia.org/wiki/Emergency_vehicle_lighting

    Typical New Zealand Police patrol vehicle with current LED lightbar, LED dash lighting and alternating headlights A St John New Zealand ambulance with red lights. In New Zealand, the colors used on lightbars and beacons are defined by the New Zealand Transport Agency regulations. [58] [59] Red and blue: New Zealand Police. All branches of NZ ...

  4. Emergency service response codes - Wikipedia

    en.wikipedia.org/wiki/Emergency_service_response...

    Code 1: A time critical event with response requiring lights and siren. This usually is a known and going fire or a rescue incident. Code 2: Unused within the Country Fire Authority. Code 3: Non-urgent event, such as a previously extinguished fire or community service cases (such as animal rescue or changing of smoke alarm batteries for the ...

  5. Code 3 - Wikipedia

    en.wikipedia.org/wiki/Code_3

    Code 3 may refer to: Code 3 Collectibles, a scale model company; Code 3 Response, a response mode for emergency vehicles; Code-3 temporal pattern, a distinct evacuation tone pattern used primarily in fire alarms; Code 3, a 2024 film starring Rainn Wilson; Code 3, 1957 TV series produced at Hal Roach Studios; Code 3 in sailing: see spinnaker

  6. Dot matrix - Wikipedia

    en.wikipedia.org/wiki/Dot_matrix

    An LED matrix or LED display is a large, low-resolution form of dot-matrix display, useful both for industrial and commercial information displays as well as for hobbyist human–machine interfaces. It consists of a 2-D diode matrix with their cathodes joined in rows and their anodes joined in columns (or vice versa).

  7. Reference designator - Wikipedia

    en.wikipedia.org/wiki/Reference_designator

    1A12A2R3 - Unit 1, Assembly 12, Sub-assembly 2, Resistor 3 1A12A2U3 - Unit 1, Assembly 12, Sub-assembly 2, Inseparable Assembly 3 Especially valuable is the method of referencing and annotating cables plus their connectors within and outside assemblies.

  8. Emergency vehicle equipment - Wikipedia

    en.wikipedia.org/wiki/Emergency_vehicle_equipment

    An ambulance with two red revolving lights mounted above two flashing red lights, with two speakers between for the vehicle's electronic siren.Also seen are two antennae; the one seen between the two speakers is for a two-way radio, while the one seen in front of the flashing light on the left is probably for the vehicle's conventional AM/FM radio.

  9. Variable-message sign - Wikipedia

    en.wikipedia.org/wiki/Variable-message_sign

    In a full matrix VMS, the entire sign is a single large dot matrix display, allowing the display of different fonts and graphics. A row matrix VMS is a hybrid of the two types, divided into two or three rows like a character matrix display, except each row is a single long dot matrix display instead of being split per character horizontally.