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GB/T 8586-2023 English PDF

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Q: Should I purchase the latest version GB/T 8586-2023?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 8586-2023 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$149.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 8586-2023: Technical specification for operational frequency distribution and anti-interference of sound of fishfingers
Status: Valid

GB/T 8586: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 8586-2023	149	Add to Cart	3 days	Technical specification for operational frequency distribution and anti-interference of sound of fishfingers	Valid
GB/T 8586-2007	239	Add to Cart	3 days	The technical requirements of operational frequency distribution and anti-interference of sound for fish finder	Obsolete
GB/T 8586-1988	199	Add to Cart	2 days	The technical requirements of operational frequency distribution and anti-interference of sound for fish finders	Obsolete

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Basic data

Standard ID: GB/T 8586-2023 (GB/T8586-2023)
Description (Translated English): Technical specification for operational frequency distribution and anti-interference of sound of fishfingers
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B94
Classification of International Standard: 65.150
Word Count Estimation: 7,774
Date of Issue: 2023-11-27
Date of Implementation: 2024-06-01
Older Standard (superseded by this standard): GB/T 8586-2007
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 8586-2023: Technical specification for operational frequency distribution and anti-interference of sound of fishfingers

---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.
ICS 65:150 CCSB94 National Standards of People's Republic of China Replace GB/T 8586-2007 Fish finder operating frequency allocation and prevention of sound wave interference specifications Published on 2023-11-27 2024-06-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: This document replaces GB/T 8586-2007 "Operating Frequency Allocation of Fish Finders and Technical Conditions for Preventing Sound Wave Interference" and is consistent with Compared with GB/T 8586-2007, in addition to structural adjustments and editorial changes, the main technical changes are as follows: a) Some terminology entries have been changed (see 3:1, 3:2, 3:3, 3:4, 3:5, 2:1, 2:2, 2:3, 2:4, 2:5 of the:2007 edition), and "vocabulary" has been added: Definition of "axis" (see 3:6); b) The value range of the emitted sound pulse width has been changed (see Chapter 6, Chapter 5 of the:2007 edition); c) Changed the transmit power attenuation value range (see Chapter 7, Chapter 6 of the:2007 edition); d) Added test methods for required clauses (see Chapter 9): Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed by the Ministry of Agriculture and Rural Affairs of the People's Republic of China: This document is under the jurisdiction of the National Fisheries Standardization Technical Committee (SAC/TC156): This document was drafted by: Fishery Machinery and Instrument Research Institute, Chinese Academy of Fishery Sciences: The main drafters of this document: Zhang Yutao, Li Guodong, Tang Taolin, Wei Ke, Shi Rui, Cheng Jing, Yin Xiangbo: The previous versions of this document and the documents it replaces are as follows: ---First published as GB/T 8586-1988 in 1988, first revised in:2007; ---This is the second revision: Fish finder operating frequency allocation and prevention of sound wave interference specifications

1 Scope

This document specifies the operating frequency allocation of fish finders and their operating frequencies to prevent acoustic interference, the frequency response of the receiving system, and the emission of acoustic pulses: Technical requirements for width, transmit power attenuation, and transducer directivity, and the corresponding inspection methods are described: This document applies to the design, manufacture and inspection of fish finders for fishing operations:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document: GB/T 7965-2002 Acoustic underwater acoustic transducer measurement SC/T 7003-1999 General technical specifications for vertical echo fish finders SC/T 7004-2001 Fish finder transducer

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 The operating frequency given in the fish finder technical specifications or instruction manual: 3:2 When the frequency changes, the amplitude of the system output signal changes with the frequency curve: 3:3 passbandwidth passbandwidth On the frequency response curve, the corresponding frequency range is when the gain drops by 3dB relative to the maximum response value: 3:4 rectangular factorrectangularfactor On the frequency response curve, the ratio of the difference between the upper and lower frequency limits when the gain decreases by r relative to the maximum response value and the passband width (3:3): Note: Commonly used values of r are 20, 40, and 60, and the unit is dB: 3:5 Emitted sound pulse width pulsewidthofsound The length of time the transducer emits an acoustic pulse: ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 8586-2023_English be delivered?

Answer: Upon your order, we will start to translate GB/T 8586-2023_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 8586-2023_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 8586-2023_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.

Question 5: Should I purchase the latest version GB/T 8586-2023?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 8586-2023 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.