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喇叭 R1206-32P


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喇叭 R1206-32P

Parts shall be measured under one condition (temperature: 5~35 ℃, humidity: 45% ~ 85% R.H., atmospheric pressure: 860 ~ 1060hPa), unless standard conditions (temperature: 25±3 ℃, humidity: 60±10%R.H. atmospheric pressure: 860 ~ 1060hPa) are adjusted.

1. SPECIFICATIONSpeaker 1DimensionΦ12×62Impedance32 ohm ± 15%at1KHz3RatedInputPower20mW4Max.InputPower30mW5AudibleNoiseShouldnotbeaudibleat0.8Vsinewavebetween300Hzto3.4kHz.6SoundPressureLevel110dB±3dB

Category: Speaker

1. SPECIFICATIONSpeaker 1DimensionΦ12×62Impedance32 ohm ± 15%at1KHz3RatedInputPower20mW4Max.InputPower30mW5AudibleNoiseShouldnotbeaudibleat0.8Vsinewavebetween300Hzto3.4kHz.6SoundPressureLevel110dB±3dB
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Keywords: buzzer | horn | materialized film

Product Description

喇叭分为几种不同的乐器,一种管乐器,上细下粗,多用铜制成。另一种是现代的电声元件,作用是将电信号转换为声音,也叫扬声器。 还可用来形容替人鼓吹、宣传的人。麦拉喇叭其实是一种电能转换成声音的一种转换设备,当不同的电子能量传至线圈时,线圈产生一种能量与磁铁的磁场互动,这种互动造成纸盘振动,因为电子能量随时变化,喇叭的线圈会往前或往后运动,因此喇叭的纸盘就会跟着运动,这此动作使空气的疏密程度产生变化而产生声音。

 

1. SPECIFICATION

Speaker

 

1

Dimension

Φ12×6

2

Impedance

32 ohm ± 15% at 1KHz

3

Rated Input Power

20mW

4

Max. Input Power

30mW

5

Audible Noise

Should not be audible at 0.8V sine wave between 300 Hz to 3.4 kHz.

6

Sound Pressure Level

110 dB ±3 dB at 1kHz 179mV with IEC 318 coupler

7

Distortion

Less  then 5 % 1mw/1kHz  For IEC318 coupler& ear cap.

8

Polarity

Diaphragm shall move forward when applies A positive DC. current to the “+” or marked on terminal

9

Operating Temperature

-20℃~+60℃

10

Store Temperature

-30℃~+65℃

2. D  2. Dimensions

Unit: mm

*Unit: mm; Tolerance: ±0.5mm Except Specified

 

 

3. Reliability Test

3.1 Load Test

         Power                                     8V

         Duration                                   96hrs

3.2 High Temperature Test

        Temperature                                +85±3℃

        Duration                                    96hrs

3.3 Low Temperature Test

        Temperature                                -40±3℃

        Duration                                    96hrs

3.4 Damp Heat   

        Temperature                                 60±3℃

          Relative Humidity                                   95%RH

        Duration                                    96hrs

 

3.5 Temperature Cycles                         -40℃(2h)~70℃(2h)-10 cycles

 

 3.5 Drop Test                                     Normal after droping to concrete floor for 1 m height for 10 times with packing

        

 

All these tests above should be measured after leaving normal temperature for 1hrs.

Sensitivity difference at 1kHz shall be within ±3dB from initial value after test.

 

4. Electrical And Acoustical Measuring Condition

 

5. Frequency Response

 

6. PACKING METHOD

                       TB

 

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Contact Us

0086-519-83822009

Mobile Phone: 008613813568186
Fax: 0519-88739926
Mailbox:
eve.jiang@czfhd.net
Address:
Zhenglu Town, Tianning District, Changzhou City, Jiangsu Province

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