This standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation and storage of reed wind instruments, bass oboes. This standard applies to C-tune bass oboes. This standard should be used together with QB/T 1658.1-2002 "General Technical Requirements for Reed Wind Instruments". QB/T 1658.5-2002 Bass Oboe QB/T1658.5-2002 Standard download decompression password: www.bzxz.net

ICS 97.20D. 20
Sub-ban number Y58
Supervision number: 1CB42-2302
Light Industry Standard of the People's Republic of China
QB/1658.5—2002
Replaces QB/T658.5—J992
Bass Oboe
Bassoon
2002-09-21 Carbon Cloth
National Economic and Trade Standard of the People's Republic of China Economic and Trade Commission 2002-12-0f implementation
TYKADNYKAca-
QB/T1659.5-2C02
This standard is a revision of QB/T1658.5-1992 bassoon. This time, the standard name is translated into Taiwanese. The other modifications to this standard are made due to the revision of QB/T1658.1-2002 "General Technical Conditions for Wind Instruments". This standard was issued by China Light Industry Association in July 2006. This standard is jointly issued by Beijing Wind Instrument Factory and Beijing Musical Instrument Research Institute in Dongguan, Hebei Qiye Musical Instrument Manufacturing Co., Ltd., Dayang Jintang Er Instrument Co., Ltd., and Shandong Taishan Wind Music Creation Co., Ltd. in Sichuan. The main drafters of this standard are Chen Linrong, Zuo, Cai Caijia, Ji Zhengqiu, Kua Xuekong, Liu Ming, Zhou, and Yang Dexiao. This standard was first issued in January 1993 and this is the first revision. From the date of implementation of this standard, on the same day, the industry will replace the original light industry standard QB/1658.5-1992 issued by the Ministry of Industry. Specification for Bass Double Reed
QB/T1658.5—2002
Technical standard specifies the requirements, test methods, inspection and marking, packaging, shipping box and storage of warning pipes, gas alarms, and bass instruments.
This standard applies to (thank you for double bass pipes. This standard should be used together with QB/T1658.12002 Technical Conditions for Wide-band Air Instruments 3. 2 Normative references bzxz.net
The following documents are used as the following: The following are the referenced documents with the specified period, and all subsequent amendments (excluding erroneous text) or revisions are not applicable to this standard. However, the standard shall be used in accordance with this standard. The parties involved in the discussion must study whether the latest version of this document can be used. The document is not used regularly, and the latest version is suitable for the general standard. OB/T1658.1-2002 Technical Specification for Air Tube Sounders 3 Requirements
3.1 Product classification
According to the requirements of 3.F in QB/T16.58.12002. 3.2 Temperament, standard tone, pitch
According to the requirements of 3.2 in QB/1658.12002.
3.3 Sound quality, timbre
The timbre should be full, clear, orderly, pure and fluent 3.4 The range
Should meet the requirements of Figure 1
3 .5 Inspection area
Should meet the requirements of Taiwan Merchants 2,
QB/T1656.5-2002
3.8 Performance
According to the requirements of 3.4.2~3.4.11 in QB/T1658.12002. 3. Appearance craftsmanship
According to the requirements of 3.5 in QB1658.1-2002. 9. Assembly
3.8.1 The assembly of the sound position shall not be wrong and affect the sound relationship and sound quality. 3.8.2 The sound part shall be properly placed, and the sound shall be comfortable: 3.8.3 After the sound key is in the position, it can be moved back to the original position after a large amount of time. 3. 9 Main raw materials
meet the requirements of QB/1658.1-2002+3.7 4 Test methods
4.1 Accuracy
shall meet the requirements of 4.2 in B/T 1658.1-2002. 4.2 Sound quality and timbre
shall meet the requirements of 4.3 in B1658.1-2002. 4.3 Performance
shall meet the requirements of 4.4 in QRT1658.1-2002. 4.4 The external process shall comply with the provisions of 4.6 in QB/1658.120m2 4.5 The assembly shall comply with the provisions of H11658.1-2002+4.7 5 Inspection rules (B1658.1-2002 No. 5). The marking, packaging, transportation, purchase and storage shall comply with the provisions of OHT10581-2002 No. 6. 2
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