Speaker P40KS08P-1

Speaker P40KS08P-1

Model

• 40KS08P-1

Dimension & Weight

• Outer Diameter 40X20 mm
• Baffle Opening 39X19 mm
• Height Refer to drawing
• Weight 6.4Grams

Magnet

• Materials Rare Earth
• Size 11.5φ ×1.5 mm

DC Resistance

• 8 Ω ± 15 %, On Ohm Meter

Power Rating

• Normal 2 Watts Maxim 3 Watts Sine Wave.
• Normal Watts Maxim Watts Square Wave.

Resonant Frequency

• 540 ± 20 % Hz.

Output Sound Pressure Level (S.P.L.)

• 87 ± 3 db/ 1 Watt. 0.5 Meter
• Average at 800, 1000, 1200, 1500, Hz.

Frequency Range

• FO ~ 15000 Hz. Average SPL − 10 db.

Distortion

• 5 % Maximum At 1000 Hz. 1.0 W.

Abnormal Sound test

• Must be Normal Tested By 4.0 Volts. Sine Wave.

Load Test

• Pink noise with HPF(High Pass Filter 235HZ-3db-11db/Oct)4.0Volts(RMS.)96hours

Polarity

• Diaphragm shall move Forward while Apply a Positive DC Signal to the “+” or “Marked “Terminal.

Above Measuring condition under temperature : 15~35? R.H. 25 ~75%. According to standard GB/T9396-1996

Mechanical and vibration test
High Temperature

• + 60 ± 2 °C Humidity Random for 96 Hours. (GB2423.2-81)

Low Temperature

• − 25 ± 2 °C Humidity Random for 96 Hours. (GB2423.1-81)

Humidity

• + 40 ± 2 °C Relative Humidity (RH) 90 ∼ 95 % 96 Hours. (GB5170.18-87)

Vibration

• Frequency 30 ± 15 Hz, Amplitude 1.5 mm for 3 Hours. (GB11606.8-89)

Drop test

• 75 CM free falling on Concrete floor, 10 times. (GB2423. 8-81)

After test leave speakers at room temperature for 1 hour, SPL shall not deviate by ± 3 db from pre-test

Temperature Cycle test

• − 25 ∼ + 60 °C 4 Cycles Temperature tests. (GB5170.18-87)

After test leave speakers at room temperature for 1 hour, SPL shall not deviate by ± 3 db from pre-test
Measurement, and meet above spec. item 6 7 8 9 10