1、- FED-STD-LO13 TE m 7777777 0002527 7 m 0- -&-&- FED-STD-1013 August 11, 1977 I- FEDERAL STANDARD TELECOMMMICATIONS: SYNCHRONOUS SIGNALING RATES BETWEEN DATA TERMINAL EQUIPMENT AND DATA CIRUCIT-TERMINATING EQUIPMENT IEILIZING 4kHz CIRCUITS This standard is tssued by the General Senrices Administrati
2、on pursuant to the Federal Property and Administration Services Act of 1949, as amended, and Public Law 89-306. This standard has also been published as an integral part of Federal Information Processing Standards (FIPS) Publication 22-1. The application of this standard to data processing system an
3、d telecornunication system is mandatory on all Federal agencies. 1. %. Data Terminal Equipment (DTE) and Data Circuit-Terminating Equipment (DCE) utilizing nominal 4kHz circuits . 1.1 Purpose. Federal telecouanmication standards are to facilitate interoperability between telecommunication facilities
4、 and systems aud compatibility of these system at the computer- communications interface with data processing equipment. This standard specifies the standard signaling rates up to 9600 bitls between 1.2 Application. or design specifications describing functional, mechanical and procedural characteri
5、stics as necessary to achieve interoperability. For data rates above 9600 bit/s, whether or not 4kHz circuits are utilized, FED-STD-1001 applies. application. 2. (ANSI) document to the extent specified herein: This standard is to be used by Federal agencies with other Federal Standards Nothing in th
6、is standard precludes DTE-DTE Reference document. This standard adopts the following American National Standards Institute X3.1-1976 Synchronous Signaling Rates for Data Transmission Copies may be obtained from ANSI, Inc., 1430 Broadway, New York, New York 10018. Federal agencies may obtain copies w
7、ith FIPS Publication 22-1 from the National Technical Information Service, Document Processing Branch, 5285 Port Royal Road, Springfield, VA 22161 3. Changes. When a Federal agency considers that this standard does not provide for its essential needs, a statement citing inadequacies shall be sent in
8、 duplicate to the General Services Administration, Federal Supply Service, FMH, Washington, DC 20406, in accordance with provisions of Federal Property Management Regulations 41 CFR 101-29.3. Services Administration will deteratine the appropirate action to be taken and will notify the agency. The G
9、eneral PREPARING ACTIVITY : National Communications System (NCS) Office of Technology and Standards Washington, D.C. 20305 Records of coordination with affected Federal Agencies are maintained by the preparing activity. U.S. GOVERNMENT PRINTING OFFICE : 1977 - 241-237/2399 This docuuent is available
10、 from the General Services Administration (GCA), acting as agent for the Superintendent of Documents. from GSA Business Services Centers. Information Distribution Branch, Building 197 (Washington Navy Yard) , Washington, DC 20407 for 25cents each. A copy for bidding and contracting purposee is available Copies are for sale at the GSA, Specification Consumer I FSC TELE o, - .- THIS DOCUMENT CONTAINS 1 PAGES. I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
