GB/T 18311.31-2007 English PDFUS$239.00 ยท In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 18311.31-2007: Fibre optic interconnecting devices and passive components -- Basic test and measurement procedures -- Part 3-31: Examinations and measurements -- Coupled power ratio measurement for fibre optic sources Status: Obsolete
Basic dataStandard ID: GB/T 18311.31-2007 (GB/T18311.31-2007)Description (Translated English): Fibre optic interconnecting devices and passive components -- Basic test and measurement procedures -- Part 3-31: Examinations and measurements -- Coupled power ratio measurement for fibre optic sources Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: L50 Classification of International Standard: 33.180.20 Word Count Estimation: 6,662 Date of Issue: 2007-06-29 Date of Implementation: 2007-11-01 Quoted Standard: GB/T 18311.4-2003 Adopted Standard: IEC 61300-3-31-2003, IDT Regulation (derived from): Chinese National Standards Bulletin 2007 No. 7 (No. 107 overall) - GB Commission 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 measurement of coupling power ratio coefficients. According to GB/T 18311. 4-2003 measuring multimode fiber attenuation and insertion loss when, CPR used to characterize the source characteristics and standardize the injection conditions. 850nm and 1300nm wavelength can be measured CPR coefficient. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 18311.31-2007_English be delivered?Answer: Upon your order, we will start to translate GB/T 18311.31-2007_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 18311.31-2007_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 18311.31-2007_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. |