NCS - National Communications Systems (Office of Technology and Program)

 

Recent Submissions

  • FED-STD-1002 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1974
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard establishes the requirements for telecommunication facilities and systems of the Federal Government to utilize time and frequency reference information based upon Coordinated Universal Time (UTC).
    The ...

  • FED-STD-1023 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1989
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard establishes interoperability requirements regarding the analog to digital conversion, encryption (with related synchronization), and modulation of encrypted voice associated with Frequency Modulation (FM) ...

  • FED-STD-1035 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1977
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard establishes minimum requirements for single channel, narrowband, medium and high frequency (300 KHz - 30 MHz) radiotelegraph systems used in Government maritime mobile telecommunications. Manual on-off keying ...

  • FED-STD-001033 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1979
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard defines 26 digital communication performance parameters. Each parameter provides a means of specifying a particular aspect of telecommunication system performance in quantitative terms, from the point of ...

  • FED-STD-1026 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1983
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard specifies interoperability and security related requirements for using encryption at the Physical Layer of the ISO Open Systems Interconnection (OSI) Reference Model in telecommunication systems conveying ...

  • FED-STD-1016 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1991
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard specifies interoperability-related requirements for the conversion of analog voice to a 4,800 bit/s digitized form for digital radio transmission by a method known as Code Excited Linear Prediction (CELP) and ...

  • FED-STD-1020A 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1980
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard specifies the electrical characteristics of balanced voltage digital interface circuits normally implemented in integrated circuit technology that are to be employed for the interchange of serial binary data, ...

  • FED-STD-1015 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1984
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard specifies interoperability requirements relating to the conversion of analog voice to 2,400 bit/s digitized voice by Linear Predictive Coding with 10 reflection coefficients (LPC-10), and reconversion back ...

  • FED-STD-1037C 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1996
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: a. This glossary provides standard definitions for the fields subsumed by the umbrella discipline of telecommunications. Fields defined herein include: antenna types and measurements, codes/coding schemes, computer and ...

  • FED-STD-1012 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1977
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard specifies the character structure and character parity sense for parallel-by-bit data communication using the American National Standard Code for Information Interchange (ASCII).
    Federal telecommunication ...

  • FED-STD-1028 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1985
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard specifies interoperability and security related requirements for the use of encryption with CCITT (i.e., International Telegraph and Telephone Consultative Committee) Group 3-type facsimile equipment. The ...

  • FED-STD-1011 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1977
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard specifies the character structure and character parity sense for serial by bit data communication using the American National Standard Code for Information Interchange (ASCII).
    Federal telecommunication ...

  • FED-STD-1010 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1977
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard specifies the bit sequencing of the American National Standard Code for Information Interchange (ASCII) for serial-by-bit, serial-by-character data transmission.
    Federal telecommunication standards are ...

  • FED-STD-1006 

    Type: standard
    Source: NCS - National Communications Systems (Office of Technology and Program):;1977
    Organization : NCS - National Communications Systems (Office of Technology and Program)
    Abstract: This standard establishes the coding and modulation requirements for 4800 bit/second modems owned or leased by the Federal Government for use over analog transmission channels.
    This standard is to facilitate ...