HOME   Cart(1)   Quotation   About-Us Tax PDFs Standard-List
Powered by Google-Search & Google-Books www.ChineseStandard.net Database: 189759 (15 May 2022)

GY/T 195-2003 (GYT 195-2003)

GY/T 195-2003_English: PDF (GYT195-2003)
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)Related StandardStatusPDF
GY/T 195-2003English179 Add to Cart 2 days Specifications and methods of measurement on two-way subscriber port used in CATV systems GY/T 195-2003 Valid GY/T 195-2003

BASIC DATA
Standard ID GY/T 195-2003 (GY/T195-2003)
Description (Translated English) Specifications and methods of measurement on two-way subscriber port used in CATV systems
Sector / Industry Radio, Film & TV Industry Standard (Recommended)
Classification of Chinese Standard M61
Classification of International Standard 33.160
Word Count Estimation 5,517
Date of Issue 2003-10-13
Date of Implementation 2003-12-01
Drafting Organization State Administration of Radio, Film and Television Broadcasting measurement test center
Administrative Organization National Radio and Television Standardization Technical Committee
Summary This standard specifies the user port bidirectional cable system technical requirements and methods of measurement. For the same measurement uncertainty can ensure that any equivalent measurement methods may also be used. Dispute should be based on this standard shall prevail. This standard applies to two-way cable system user interface development, production, application and operation and maintenance.

GY/T 195-2003
Specifications and methods of measurement on two-way subscriber port used in CATV systems
GY
Central Republic Radio, Film and Television
Cable TV system two-way user port
Technical requirements and measurement methods
Specifications and methods of measurement
on two-way subscriber port used in CATV systems
Shi 2.2003-12-01 Real 003-10-13
China National Radio, Film and Television Administration issued standard cloth
Foreword
This standard refers to GY/T 140-1999 "Technical Conditions and Measurement Methods for Cable TV System Output Ports (5 ~ 1000MHz)",
GY/T 180-2001 "Technical Specifications for Physical Transmission Channels of HFC Networks Uplink", GY/T 106-1999 "Technical Specifications for Cable Television Broadcasting Systems",
IEC 60728-4 "Cable distribution system equipment and components for television and sound signals-Part 4. Upstream broadband coaxial distribution equipment", IEC
60728-3 "Cable distribution system equipment and components for television and sound signals-Part 3. Downstream broadband coaxial distribution equipment"
Fixed. Part of the technical requirements and measurement methods of this standard refer to GB/T 11318.1-1996 "Cable distribution system for television and sound signals
Equipment and components-Part 1. General specifications and GB/T 11318.12-1996 "Equipment and components for cable and distribution systems for television and sound signals
Part 12. General Specifications for System Outputs. During the development of this standard, a large number of test data and cable television systems should be comprehensively analyzed.
The specific requirements of the application, while taking into account the advanced nature of the technical requirements, while taking into account the needs of production costs and use.
This standard is under the jurisdiction of the National Radio and Television Standardization Technical Committee.
This standard was drafted. State Administration of Radio, Film and Television Radio and Television Measurement and Testing Center, Zhongshan Jiehexing Electronics Co., Ltd.
The main drafters of this standard. Yao Ruihong, Cui Yan, Qin Yilong, Nie Mingjie, Zou Xuanping, and Wang Hongqing.
Cable TV system two-way user port
Technical requirements and measurement methods
1 Scope
This standard specifies the technical requirements and measurement methods of two-way user ports for cable television systems. For ensuring the same measurement uncertainty
Any equivalent method can also be used. In case of dispute, this standard shall prevail.
This standard applies to the development, production, use, operation and maintenance of two-way user ports in cable television systems.
2 Normative references
The clauses in the following documents have become the clauses of this standard after being referenced. For dated references, all subsequent
Neither amendments (excluding errata) or revised versions are applicable to this standard, however, parties who have reached an agreement under this standard are encouraged to study
Is the latest version of these files available? For undated references, the latest version applies to this standard.
GB 5465.2-1985 Graphical symbols for electrical equipment
GB/T 11318.1-1996 Cable and distribution system equipment and components for television and sound signals-Part 1. General specifications
GY/T 106-1999 Cable TV system technical specifications
GY/T 140-1999 Cable TV system output (5 ~ 1000MHz) technical conditions and measurement methods
GY/T 180-2001 Technical Specifications of Physical Transmission Channels for HFC Networks
3 terms and definitions
The following terms and definitions apply to this standard.
Two-way subscriber port
Duplex access port in the user room that can transmit signals downwards and upwards.
4 Product Categories
According to the number of user ports and corresponding purposes, it is divided into two-hole user ports. TV port (TV port) and data port (DP port); three-hole user port.
TV port (TV port), FM port (FM port) and data port (DP port).
5 Technical requirements
5.1 General requirements
The appearance should be neat, and the surface should be free of obvious dents, scratches, cracks,