Extech 407744
94 声级校准仪
这款 1kHz、94dB 专业级声级校准仪适用于 0.5" 或 1.0" 麦克风，可校准并验证噪音计的运行情况。电池的测试位置有电池状态 LED 指示灯，显示电池是否正常。坚固耐用的压铸铝外壳可在 94dB 下产生 1kHz 正弦波，精度为 5%（频率）和 ±0.5dB (94dB)。符合 IEC 60942 1997-11 标准。配有两节 9V 电池、便携箱和螺丝起子。
Resources & Support
User Manual
Extech 407744 407766 User Manual GB
Datasheet
Extech 407744 407766 Datasheet
User Manual
Extech 407744 407766 User Manual
Certification
Extech 407744 Declaration of Conformity
Export Restrictions
The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.