GB/T 4958.5-1988 English PDF

US$319.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 4958.5-1988: Methods of measurement for equipment used in terrestrial radio-relay systems. Part 2: Measurements for sub-systems. Section Four. Frequency modulators
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 4958.5-1988	319	Add to Cart	3 days	Methods of measurement for equipment used in terrestrial radio-relay systems. Part 2: Measurements for sub-systems. Section Four. Frequency modulators	Obsolete

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Basic data

Standard ID: GB/T 4958.5-1988 (GB/T4958.5-1988)
Description (Translated English): Methods of measurement for equipment used in terrestrial radio-relay systems. Part 2: Measurements for sub-systems. Section Four. Frequency modulators
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: M34
Classification of International Standard: 33.060.30
Word Count Estimation: 8,899
Date of Issue: 5/26/1988
Date of Implementation: 1/1/1989
Adopted Standard: IEC 60487-2-4-1984, IDT
Issuing agency(ies): National Bureau of Standards
Summary: This standard specifies the methods of measurement frequency modulation mechanical and electrical characteristics. Also, if possible, only consider the basic modulation measuring machine, comprising a base band part without adjustment of the machine - and a sound pre-emphasis network sub-carrier frequency signal, a pilot signal and an auxiliary signal related to a network. The method of measuring the frequency demodulation machine in section V. Modulation and demodulation equipment to measure end to end between the baseband components are given in Part III of this standard sections.

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