YDN059-1997 English PDF
Basic dataStandard ID: YDN 059-1997 (YDN059-1997)Description (Translated English): Test Method for Equipment of High Bit Rate Digital Subscriber Line (HDSL) (Tentative Specifications) Sector / Industry: Telecommunication Industry Standard Classification of Chinese Standard: M19 Word Count Estimation: 35,30 Date of Issue: 10/8/1997 Date of Implementation: 2/1/1998 Regulation (derived from): Notice of the Ministry of Industry and Information Technology of the People's Republic of China (No. 48 of 2015) Summary: This standard specifies the high bit-rate Digital Subscriber Line (HDSL) device testing methods (including CAP 2B1Q and two encoding scheme). Including performance testing and functional testing HDSL system. Performance tests include E1 interface parameters and test transceiver line interface parameters and test, HDSL transmission performance of laboratory testing equipment, etc; functional testing including HDSL equipment operation, maintenance, testing, and management functions, this test method is applicable to public HDSL equipment used in telecommunication networks; for private communication network can also refer to the use. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of YDN059-1997_English be delivered?Answer: Upon your order, we will start to translate YDN059-1997_English as soon as possible, and keep you informed of the progress. The lead time is typically 6 ~ 9 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of YDN059-1997_English with my colleagues?Answer: Yes. The purchased PDF of YDN059-1997_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+ countriesQuestion 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. |