DB42/T 1244-2017 Active Hubei ProvinceLocal standards

DB42/T 1244-2017 Urban Underground Common Mobile Communication Network Construction and Acceptance Specification for Metro Transit Network Infrastructure Engineering

Publish Date: 2017-01-26 Implement Date: 2017-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: DB42/T 1244-2017

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Communication equipment

ICS Name: Wireless communication

Publish Date: 2017-01-26

Implement Date: 2017-05-01

Pages: 24 pages

Development Information

Pages: 24 pages

Related Standards

GB 6280-1986 Abolished

GB 6280-1986 Capacity series and frequency channels arrangement in 25 to 1000MHz land mobile telecommunication network

Publish Date: 1986-04-14

GB/T 13721-1992 Abolished

GB/T 13721-1992 Methods of measurements of audio-frequency band and simulated systems for selective calling equipment used in the mobile services

Publish Date: 1992-10-04

GB/T 14617.1-1993 Replaced

GB/T 14617.1-1993 Propagation characteristics in land mobile service and fixed service—Part 1:Propagation characteristics in land mobile service

Publish Date: 1993-09-14

GB/T 14617.2-1993 Replaced

GB/T 14617.2-1993 Propagation characteristics in land mobile service and fixed service—Part 2:Propagation characteristics for the terrestrial fixed service in 100～1000 MHz

Publish Date: 1993-09-14

GB/T 14617.3-1993 Replaced

GB/T 14617.3-1993 Propagation characteristics in land mobile service and fixed service—Part 3:Propagation characteristics of line-of-sight radio relay communication systems

Publish Date: 1993-09-15

GB/T 15844.1-1995 Replaced

GB/T 15844.1-1995 General specification for radio transceiver employing F3E emission used in the mobile services

Publish Date: 1995-12-13