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【资料作者】：ITU
【资料日期】：未知
【资料语言】：英文
【资料格式】：PDF
【资料目录和简介】：
ITU-T国际标准系列-O系列的所有标准打包分享了，好不容易搞来的！
本人将陆续分享ITU-T国际标准的其它系列，总共是A-Z系列，敬请期待吧！
O系列的目录：
ITU-T Rec. O.1 (05/96) Scope and application of measurement equipment specifications covered in the
O-Series Recommendations
ITU-T Rec. O.3 (10/92) Climatic conditions and relevant tests for measuring equipment
ITU-T Rec. O.6 (11/88) 1020 Hz reference test frequency
ITU-T Rec. O.9 (03/99) Measuring arrangements to assess the degree of unbalance about earth
ITU-T Rec. O.11 (10/92) Maintenance access lines
ITU-T Rec. O.22 (10/92) CCITT automatic transmission measuring and signalling testing equipment ATME No.
2
ITU-T Rec. O.27 (11/88) In-station echo canceller test equipment
ITU-T Rec. O.33 (07/95) Automatic equipment for rapidly measuring stereophonic pairs and monophonic
sound-programme circuits, links and connections
ITU-T Rec. O.41 (10/94) Psophometer for use on telephone-type circuits
ITU-T Rec. O.42 (10/84) Equipment to measure non-linear distortion using the 4-tone intermodulation
method
ITU-T Rec. O.61 (11/88) Simple equipment to measure interruptions on telephone-type circuits
ITU-T Rec. O.62 (11/88) Sophisticated equipment to measure interruptions on telephone-type circuits
ITU-T Rec. O.71 (11/88) Impulsive noise measuring equipment for telephone-type circuits
ITU-T Rec. O.72 (10/84) Characteristics of an impulsive noise measuring instrument for wideband data
transmissions
ITU-T Rec. O.81 (12/72) Group-delay measuring equipment for telephone-type circuits
ITU-T Rec. O.81 Appendix 1 (06/98) A measuring signal (multitone test signal) for fast measurement of
amplitude and phase for telephone type circuits
ITU-T Rec. O.82 - Group-delay measuring equipment for the range 5 to 600 kHz
ITU-T Rec. O.91 (11/88) Phase jitter measuring equipment for telephone-type circuits
ITU-T Rec. O.95 (11/80) Phase and amplitude hit counters for telephone-type circuits
ITU-T Rec. O.111 (11/88) Frequency shift measuring equipment for use on carrier channels
ITU-T Rec. O.131 (11/88) Quantizing distortion measuring equipment using a pseudo-random noise test
signal
ITU-T Rec. O.132 (11/88) Quantizing distortion measuring equipment using a sinusoidal test signal
ITU-T Rec. O.133 (03/93) Equipment for measuring the performance of PCM encoders and decoders
ITU-T Rec. O.150 (05/96) General requirements for instrumentation for performance measurements on
digital transmission equipment
ITU-T Rec. O.151 (10/92) Error performance measuring equipment operating at the primary rate and above
ITU-T Rec. O.152 (10/92) Error performance measuring equipment for bit rates of 64 kbit/s and
N x 64 kbit/s
ITU-T Rec. O.153 (10/92) Basic parameters for the measurement of error performance at bit rates below
the primary rate
ITU-T Rec. O.161 - In-service code violation monitors for digital systems
ITU-T Rec. O.162 (10/92) Equipment to perform in-service monitoring on 2048, 8448, 34 368 and 139
264 kbit/s signals
ITU-T Rec. O.163 (11/88) Equipment to perform in-service monitoring on 1544 kbit/s signals
ITU-T Rec. O.171 (04/97) Timing jitter and wander measuring equipment for digital systems which are
based on the plesiochronous digital hierarchy (PDH)
ITU-T Rec. O.172 (03/99) JITTER AND WANDER MEASURING EQUIPMENT FOR DIGITAL SYSTEMS WHICH ARE
BASED ON THE SYNCHRONOUS DIGITAL...
ITU-T Rec. O.181 (05/96) Equipment to assess error performance on STM-N interfaces
ITU-T Rec. O.191 Addendum 1 (10/97) Annex D - Measurement of error and availability parameters in the
Out-of-Service Mode
ITU-T Rec. O.191 (04/97) Equipment to assess ATM layer cell transfer performance
O.zip
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