Products
喇叭 R1206-32P
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.
Category： Horn
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。
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1. SPECIFICATION |
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Speaker |
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1 |
Dimension |
Φ12×6 |
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2 |
Impedance |
32 ohm ± 15% at 1KHz |
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3 |
Rated Input Power |
20mW |
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4 |
Max. Input Power |
30mW |
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5 |
Audible Noise |
Should not be audible at 0.8V sine wave between 300 Hz to 3.4 kHz. |
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6 |
Sound Pressure Level |
110 dB ±3 dB at 1kHz 179mV with IEC 318 coupler |
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7 |
Distortion |
Less then 5 % 1mw/1kHz For IEC318 coupler& ear cap. |
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8 |
Polarity |
Diaphragm shall move forward when applies A positive DC. current to the “+” or marked on terminal |
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9 |
Operating Temperature |
-20℃～+60℃ |
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10 |
Store Temperature |
-30℃～+65℃ |
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2. D 2. Dimensions |
Unit: mm |
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*Unit: mm; Tolerance: ±0.5mm Except Specified
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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.
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4. Electrical And Acoustical Measuring Condition |
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5. Frequency Response
6. PACKING METHOD TB |
Mobile two-dimensional code
Contact Us
Mobile Phone: +86-18706122270
Fax: 0519-88739926
Mailbox: xrm@czfhd.com
Address: Zhenglu Town, Tianning District, Changzhou City, Jiangsu Province
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