Introduction to blast-proof nature-safe microphone products:
Bmh - the series of blast-resistant microphones is the essentially blast-proof secure microphone that is connected to other amplified communication equipment through the eh-1 fuser (explosive security fence) to form a communications network. It applies to establishments containing flammable and explosive gas mixtures, such as oil, chemical, oil, oil, steel, coke, mines, etc。
Method used for blast-proof nature security microphones:
1. To unplug the bottom of the tube, to install the battery in accordance with the polarity of the battery and to recap it。
2. Carded canon output lines and connected to extended machine input plugs。
3. Control the extended volume spin button at zero, then turn on the extended machine and the desktop mic power switch, and slowly adjust the extended volume until exactly。
4. The speaking distance should be around 5-30cm。
The explosive nature security microphone alert:
1. The use of a hand covering the head of the conference titular, or bringing it close to a speaker, may result in a squealing, in which case the volume is first reduced and the distance from the speaker is drawn so that the nipple and speaker are not relative。
2. Meetings are highly sensitive and care must be taken not to fall from high places or give a strong shock。
3. Avoid safekeeping in places where temperatures and humidity are high。
4. Meeting mics and red signals are powered by an image power or battery. If no sound or red light is not on, check whether the power is plugged in, the battery is installed or new batteries are replaced. If the microphone is not working, remove the battery