江阴市福鼎通讯器材有限公司
福鼎 FDS-500080R8W1.0扬声器超薄喇叭 厂家
产品属性
- 品牌:
- 鸿利达电子
- 类型:
- 电动式(动圈式)
- 用途:
- 扩音
- 声道数:
- 单声道
- 磁路结构:
- 内磁式
- 组成方式:
- 单纸盆
- 外形:
- 圆形
- 振膜材料:
- 非纸质
- 频率特性:
- 全频带扬声器
- 振动膜形状:
- 复合
- 加工定制:
- 是
- 型号:
- FDS-500080R8W
- 额定功率:
- 0.5 W
- 标称阻抗:
- 16±15% Ω
- 输出效率:
- 300Hz
- 频响范围:
- 20kHz
- 特性灵敏度:
- 80± 3 dB
产品描述（超薄喇叭）
产品名称:FDS-500080R8W1.0
尺寸：直径50 mm
额定功率：0.5 W
功率：1.0 W
阻*：16&plu*n;15% Ω
重量：13.2g &plu*n; 0.5g
共振频率：300Hz
灵敏度/声压：80&plu*n; 3 dB
谐振频率：300&plu*n;20%Hz
频率范围：20kHz
2.Characteristics
|
ITEM |
SPECIFICATI* |
||
|
01 |
Type |
Dynamic speaker |
|
|
02 |
Dimension |
External diameter 50 mm |
|
|
03 |
Rated Input Power |
0.5 W |
|
|
04 |
Max. Input Power |
1.0 W for 1 minute |
|
|
05 |
Impedance |
16 ohm &plu*n; 15% at 1000Hz. |
|
|
06 |
Resonance Frequency (Fo) |
300 Hz &plu*n; 20% at Fo, 1V |
|
|
07 |
Sensitivity (S.P.L.) |
98dB (0.5W / 0.1m) &plu*n; 3dB |
at *E 0.6K，0.8K，1.0K，1.2 KHz |
|
08 |
Frequency Range |
Fo – 20 KHz |
|
|
09 |
Total Harmonics Distortion |
Max 8 % at 1 KHz,0.8W. |
|
|
10 |
Voice Coil |
Diameter 13.3 mm |
|
|
11 |
Magnet |
Rare earth permanent (Nd-Fe-B) magnet Φ12.5x2.0 mm |
|
|
12 |
Weight |
13.2g &plu*n; 0.5g |
|
|
13 |
Appearance |
Should not exist any obst*e to be harmful to normal operation; damages, cracks, rusts and distorti*, etc. |
|
|
14 |
Operation Test |
Must be normal at program source – 0.5 W |
|
|
15 |
Buzz, Rattle, etc. |
Should not be audible at 2.83 V sine W*e between Fo to 20KHz |
|
|
16 |
Polarity |
When *itive voltage is applied to the terminal marked (+), diaphragm should move to the front. |
|
|
17 |
Terminal Strength |
Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection. |
|
|
18 |
Temperature |
Operating temperature: -20℃ to +60℃ Storage temperature: -30℃ to +70℃ |
|
2.1 Electrical and Mechanical Characteristics
2.2. MEASURING METHOD
Test Condition
A.STANDARD
Temperature : 15 ~ 35℃
Relative humidity : 25% ~ 85%,
Atmospheric pressure : 860mbar to 1060mbar.
Atmospheric pressure : 860mbar to 1060mbar.
B.BASIC
Temperature : 20&plu*n;3℃
Relative humidity : 60% ~ 70%,
Atmospheric pressure : 860mbar to 1060mbar
C.Standard Test Fixture
1.Input Power :0.5 W ( 2.83 V )
2.Zero Level : -dB
3.Mode : SPEAKER
4.potentiometer Range : 50dB
5.Sweep Time : 0.5sec
3.FrequencyResp*e Curve
