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GB/T 28484-2012 English PDF

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US$419.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 28484-2012: General specification for compression and expansion equipment of electrophones
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28484-2012	419	Add to Cart	3 days	General specification for compression and expansion equipment of electrophones	Valid

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Basic data

Standard ID: GB/T 28484-2012 (GB/T28484-2012)
Description (Translated English): General specification for compression and expansion equipment of electrophones
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Y58
Classification of International Standard: 97.200.20
Word Count Estimation: 18,113
Quoted Standard: GB/T 191; GB/T 2828.1-2003; GB/T 2829; GB/T 5465.2; GB 8898-2001; GB/T 9384-1997; GB 13837-2003; GB/T 28489-2012
Regulation (derived from): National Standards Bulletin No. 13 of 2012
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the compression and expansion of electric instruments Ming audio device class terms and definitions, requirements, test methods, inspection rules and signs, packaging, transportation and storage. This standard applies to electric i

GB/T 28484-2012: General specification for compression and expansion equipment of electrophones

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
General specification for compression and expansion equipment of electrophones ICS 97.200.20 Y58 National Standards of People's Republic of China Compression and expansion type sound effect device for electric musical instrument General technical conditions ofelectrophones Released on.2012-06-29 2012-11-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China Issued by China National Standardization Administration

Foreword Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Category 2 5 Requirements 2 6 Test method 4 7 Inspection rules 11 8 Marking, packaging, transportation and storage 12 Appendix A (informative appendix) Refer to Figure 13 for test performance

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that certain contents of this document may involve patents. The issuing agency of this document is not responsible for identifying these patents. This standard was proposed by the China National Light Industry Council. This standard is under the jurisdiction of the National Musical Instrument Standardization Technical Committee (SAC/TC371). Drafting organizations of this standard. Wuhan Ericsson Electronics Co., Ltd., Beijing Musical Instrument Research Institute. The main drafters of this standard. Zhang Jiantang, Tu Shuzhen, Li Jian, Zhuang Yan, Liu Jing, Wu Dongliang, Wang Wei. Compression and expansion type sound effect device for electric musical instrument General technical conditions

1 Scope

This standard specifies the terms and definitions, requirements, test methods, inspection rules and signs, package Loading, transportation and storage. This standard applies to compression, limiting, and expansion sound effect devices of electro-acoustic musical instruments (hereinafter referred to as devices).

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 191 Packaging, Storage and Transportation Graphic Mark GB/T 2828.1-2003 Sampling inspection procedures by attributes Part 1.Batch inspection sampling for acceptance quality limit (AQL) retrieval plan GB/T 2829 Periodic Inspection Attribute Sampling Procedure and Table (Applicable to the Inspection of Process Stability) GB/T 5465.2 Graphical symbols for electrical equipment Part 2.Graphical symbols GB 8898-2001 Audio, video and similar electronic equipment safety requirements GB/T 9384-1997 The environment of broadcast radio, broadcast television receiver, tape recorder, audio power amplifier (amplifier) Test requirements and test methods GB 13837-2003 Sound and TV broadcast receivers and related equipment radio disturbance characteristics limitation and measurement methods GB/T 28489-2012 Limits of harmful substances in musical instruments

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Compression ratio The ratio of the effective input level change range of the compression zone to the effective output level change range. 3.2 Expansion ratio expansionratio The ratio of the effective input level change range of the extended area to the effective output level change range. 3.3 Input signal threshold inputsignalthreshold The source electromotive force that causes the device to produce compression, expansion or limiting. 3.4 Attacktime The source electromotive force is adjusted instantaneously, so that the corresponding output gain has an effect, and the time interval required for its output level to reach the steady-state output level. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 28484-2012_English be delivered?

Answer: Upon your order, we will start to translate GB/T 28484-2012_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 28484-2012_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 28484-2012_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.