GEV 1299, User Manual, Page: 11 / 84

11
Sound level meter
1 Safety instructions
1.1 General
• Read the user manual completely and carefully before use.
The user manual is part of the product and contains important information for
correct use.
• Keep this user manual.
The user manual must be available for uncertainties and passing the product.
• Contact your dealer or the manufacturer for questions, defects, mechanical
damage, malfunctions, and other issues not covered by the accompa-
nying documentation.
• Avoid stress such as heat and cold, wet and direct sunlight, vibration and me-
chanical pressure.
• Remove the batteries before working on the product.
• Do not modify product and accessories.
• Never open the housing.
• If there are major differences in temperature after transport, wait a few minutes
before putting the device into operation.
• Mount the wind ball when used outdoors.
Hearing damage
Permanent high noise levels can permanently damage your hearing.
• Do not turn music too loud.
• Only expose yourself to constant noise with suitable hearing protection.
Battery hazards
The cells are exchangeable.
• Remove spilled, deformed or corroded cells from the product and dispose of
them with suitable protective devices.
1.2 Worth knowing about sound levels
Situation Sound level
Area
typical
Rock concert in the audience area 95 - 105 100 dB(A)
Rock band in the rehearsal room 90 - 105 100 dB(A)
Nightclub, dance floor 90 - 100 95 dB(A)
Stereo with headphones 70 - 110 85 dB(A)
MP3 player with headphones 70 - 115 95 dB(A)
Stereo with loudspeaker 70 - 100 80 dB(A)
Brass music rehearsal in the classroom 90 - 95 90 dB(A)
Music in the orchestra pit (opera, operetta) 85 - 100 90 dB(A)
Typical situations
GB
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