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AT-1438-TWT-R

40mm Speaker

Mechanical and Environment Testing

Test Description

Test Condition

High Temperature

80°C (±2°C) with random humidity for 96 hours

Low Temperature

-30°C (±2°C) with random humidity for 96 hours

Humidity

25°C to 80°C with 90% to 95% relative humidity

for 24 hours

Vibration

1.5 mm movement modulated at 10-55 Hz, 3 axis,

for 2 hours

Drop Test

75 cm free fall onto 40 mm wood board, 3 axis, 3

cycles per axis

Temperature Cycle Test

-30°C to 80°C, 100 cycles

After tests, part shall rest for 4 hours. SPL shall be within ±10 dB of original measurement.

Frequency Response and SPL Measurement Setup

Wave Solder Profile

AT-0927-TT-2-R

9mm Transducer

Temperature Cycle Test Graph