This specification specifies the technical requirements and quality assurance regulations for military handheld receiver sets. 1.2 Scope of Application: This specification applies to the handheld receiver and transmitter group (hereinafter referred to as the receiver and transmitter group) for wired and wireless communication in the three armies of land, sea, and air. 2. The valid versions of the following referenced documents form a part of this specification within the scope of this specification. GJB 179-86 Counting Sampling Procedures and Tables GJB 2139-94 General Specification for Moving Coil and Electromagnetic Phones SJ20045-92 General Specification for Air Conducting Coil and Electromagnetic Phones SJ20368-93 Performance Measurement Methods for Phones and Phones SJ0128-92 Environmental Test Methods for Communication Electroacoustic Devices 3 Technical Requirements 3 Detailed Specifications Specific product requirements should comply with this specification and be specified by the detailed specification. If this specification is inconsistent with the requirements of the detailed specification, The detailed specifications shall prevail. The products submitted in accordance with this specification for qualification evaluation shall be products that have undergone qualification evaluation or approval The materials used in the product should comply with the provisions of this specification. If certain materials are not specified, when using these materials, it should be ensured that the receiver group meets the performance requirements specified in this specification. The acceptance and approval of any materials in the product will not be used as a basis for the product to pass the acceptance. Unless otherwise specified, the materials used in the receiver set should have mold resistance. When using materials that can grow mold, anti berry treatment should be carried out before assembly
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China