Highroller10 wrote IEEE withdrew IEEE STD /ANSI Y covering formation and application of reference designations for electronic. IEEE Reference Designations for Electrical and Electronics Parts and Equipments. DESIGNATIONS,NUMERICAL DESIGNATIONS, IDENTIFICATION METHODS. ICS Codes: ; ;. Standard Number: ANSI/IEEE (R).

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Digital signal processor FET: Digital Transformation may be defined in a number of different ways by analysts or enterprise software vendors.

Reference designator

Any number of sub-assemblies may be defined until finally reaching the component. Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework.

The Eng-Tips staff will check this out and take appropriate action. Gas discharge tube Ieew It breaks down a system into units, and then any number of sub-assemblies.

Resources Digital Transformation may be defined in a number of different ways by analysts or enterprise software vendors. It’s easy to join and it’s free. The unit is the highest level of demarcation in a system and is always a numeral. For example, the letter R is a reference prefix for the resistors of an assembly, C for capacitors, K for relays.

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ASME has replacement for IEEE – ANSI (standards) Code Issues – Eng-Tips

Close this window and log in. Separable assembly or sub-assembly e.

20-01975 page was last edited on 25 Octoberat Inductor or coil or ferrite bead. Click Here to join Eng-Tips and talk with other members! Views Read Edit View history.

Subsequent demarcation are called assemblies and always have the Class Letter “A” as a prefix following by a sequential number starting with 1. The IEEE renewed the standard in the s, but withdrew it from active support shortly thereafter.

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Metal-oxide-semiconductor field-effect transistor MOV: Did any document take its place as regards section 8 requiring marking of ref designations on equipment? Wire link “jumper” JFET: IEEE Reaffirmed Miniature circuit breaker MIC: Are you an Engineering professional? Note that IEEE [2] defines separate class designation letters for separable assemblies class designation ‘A’ and inseparable assemblies class designation ‘U’. Thank you for helping keep Eng-Tips Forums free from inappropriate posts.

IEEE or “Standard Reference Designations for Electrical and Electronics Parts and Equipments” is a standard that was used to ieew referencing naming systems for collections of iees equipment. Silicon unilateral ueee SW: Students Click Here Join Us! Cathode ray tube CR: The number is sometimes followed by a letter, indicating that components are grouped or matched with each other, e.

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Download Now White Paper: Junction gate field-effect transistor LA: The reference designator usually consists of one or two letters followed by a number, e.

Posting Guidelines Promoting, selling, recruiting, coursework and thesis posting is forbidden. A reference designator unambiguously identifies a component in an electrical schematic or on a printed circuit board.

This standard, along with IEEEprovide the electrical designer with guidance on how to properly reference and annotate everything from a single circuit board to a collection of complete enclosures.

Metal oxide varistor NE: Promoting, selling, recruiting, coursework and thesis posting is forbidden.

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Reference designator – Wikipedia

Register now while it’s still free! Liquid crystal display LDR: From Wikipedia, the free encyclopedia. Circulator or directional coupler. Vacuum fluorescent display VT: Zero sequence current transformer, also called a window-type current transformer.

Red Flag This Post Please let us know here why this post is 200-1795. IEEE was ratified in