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UM-ICSC-1338 public address/talkback/general alarm system
CONTROLHEAD-Intelligent digital control center
interior flush mounting, microprocessor controlled, telephone handset, illuminated membrane touch tone keypad with power save, telephone call incoming/outgoing, SHORE-Line transfer incoming/outgoing, call hold/transfer/conference, shoreline exclusion, allcall and page zone pushbuttons, alarm and fog signal activation PUSH-Buttons, direct line control, adjustable speaker volume and backlighting, automatic fault diagnostics and lamp test, spare pushbuttons for future functions, dimensions:13.0in. high, 10.0in. wide, 6.5in. deep.acts as primary input station to ship's announcing system providing user with centralized access to MULTI-Line telephone, public address, talkback, loudhailer, alarm, fog signal and other functions.
An item which may provide two-way amplified voice communications when connected to one or more like stations directly or via intermediate control equipment; includes loudspeaker (which may be used as a loudspeaker or microphone), signalling devices, amplifier and station selector switches. May include separate microphone, earphone, handset or headset. See also, telephone connecting station.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Item does not contain precious metal.
Adp components. Represents adp components assemblies that are parts of analog, digital, or hybrid data processing devices.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC: Hazardous Material Indicator Code. A one position code that identifies a hazardous item.
PMIC: Precious Metal Indicator Code. A one position code which identifies items that have precious metals as part of their content. precious metals are those metals generally considered to be uncommon, highly valuable, and relatively superior in certain properties such as resistance to corrosion and electrical conductivity.
ESD: Electrostatic Discharge. Indicates if an item is susceptible to electrostatic discharge or electromagnetic interference damage. electrostatic discharge damage occurs when an accumulation of static electricity generated by the relative motion or separation of materials is released to another item by direct contact. electromagnetic interference damage occurs when an item comes into proximity with an electrostatic or magnetic field.
ENAC: Enviromental Attribute Code. Identifies items with environmentally preferred characteristics.
CRITL: Criticality Indicator Code. Indicates an item is technically critical by tolerance, fit, application, nuclear hardness properties, or other characteristics.