MH/T 4040-2013 (English Version) PDF

Scope: This standard specifies the test conditions for the civil aviation air traffic control voice communication switching system (hereinafter referred to as the air traffic control voice communication switching system) and the method requirements for test instruments and devices, functional testing, performance testing, technical index testing and working environment testing. This standard applies to the inspection of air traffic control voice communication switching systems.

MH/T 4040-2013 Referenced Document

GB 19517 National Electrical Equipment Safety Technical Code*， 2023-05-23 Update
GB 3380 Ringing and tone for telephone automatic switching network
GB 8898 Audio, video and similar electronic apparatus.Safety requirements
GB/T 15279 The specifications of automatic telephone set
GB/T 16654 Technical requirements for ISDN(2B+D)NT1 user-network interface equipment
GB/T 22727.1 Limits and methods of measurement of certain hazardous substances in telecommunication product.Part 1:Telecommunication terminal
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ITU-T G.711 PULSE CODE MODULATION (PCM) OF VOICE FREQUENCIES
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ITU-T G.728 Coding of speech at 16 kbit/s using low-delay code excited linear prediction (Study Group 16)
MH/T 4027 Technical requirements for civil aviation air traffic control voice communication switching system*， 2019-05-01 Update
YD/T 772 Technical requirement and test method for networking of group telephone equipment
YD/T 976 B-ISDN user-network interface physical layer specification
YDN 034 ISDN Subscriber-Network Interface Specification

2013 MH/T 4040-2013 Test method for civil aviation air traffic control voice communication switch system