Safety Regulations Articles

Unveiling the Certification Standards for Bluetooth Speakers in the United States

2025-09-25 by boardor

FCC certification frequency range: Wireless Bluetooth speakers must operate within the frequency range specified by the Federal Communications Commission (FCC) to ensure that the product does not interfere with other communication devices and can achieve good connection quality. Radiated Power: The FCC requires that the radiated power of wireless Bluetooth speakers during transmission does not … Read more

Latest Compilation: List of Laws, Regulations, Rules, and Standards Related to Special Equipment!

2025-09-20 by boardor

There are numerous laws, regulations, rules, and standards regarding special equipment, and they are updated frequently. During safety inspections and guidance at hazardous chemical enterprises, I found that many companies’ management systems for special equipment referenced obsolete documents, and many safety management personnel for special equipment were unaware of the latest applicable documents for various … Read more

Classic Guidelines for Using a Multimeter: Master These 33 Points

2025-09-15 by boardor

1. Correct Use of the Multimeter To use the multimeter correctly, familiarize yourself with the dial before use. Adjust the two zero position regulators gently. Choose the correct terminals, ensuring the red and black probes are inserted into the right holes. Turn the switch to the correct range. Choose the appropriate measurement range for accurate … Read more

Mastering the Multimeter: 33 Essential Tips

2025-09-06 by boardor

1. Correct Use of the Multimeter To use the multimeter correctly, familiarize yourself with the dial. Adjust the two zero position regulators gently. Choose the correct terminals, ensuring the red and black probes are inserted into the right holes. Turn the switch to the correct range. Select the appropriate measurement range for accurate readings. Ensure … Read more