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AS07708PS-2-R

77mm Speaker

Mechanical and Environment Testing

Test Description

Test Condition

High Temperature

85°C (±2°C) with random humidity for 48 hours

Low Temperature

-40°C (±2°C) with random humidity for 48 hours

Humidity

40°C (±2°C) with 90% to 95% relative humidity for 48 hours

Power Test

White noise @ 4W input power for 48 hours

Buzz and Rattle Test

5.66V sine wave

After tests, speaker shall rest for 1 hour. SPL shall not deviate ±3 dB from pre-test measurement.

Temperature Cycle Test

-10°C to 40°C, 4 cycles (refer to Temperature Cycle Test Graph)

After test, speaker shall rest for 1 hour. SPL shall not deviate ±3 dB from pre-test measurement.