产品描述（超薄喇叭）
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
最大功率:1.0 W
阻抗:16±15% Ω
重量:13.2g ± 0.5g
共振频率:300Hz
灵敏度/声压:80± 3 dB
谐振频率:300±20%Hz
频率范围:20kHz
2.Characteristics
| ITEM | SPECIFICATIONS |
| 01 | Type | Dynamic speaker |
| 02 | Dimension | External diameter 50mm |
| 03 | Rated Input Power | 0.5 W |
| 04 | Max. Input Power | 1.0 Wfor 1 minute |
| 05 | Impedance | 16ohm ± 15% at 1000Hz. |
| 06 | Resonance Frequency (Fo) | 300 Hz ± 20% at Fo, 1V |
| 07 | Sensitivity (S.P.L.) | 98dB (0.5W /0.1m) ± 3dB | at AVE 0.6K，0.8K，1.0K，1.2KHz |
| 08 | Frequency Range | Fo – 20 KHz |
| 09 | Total Harmonics Distortion | Max 8 % at 1 KHz,0.8W. |
| 10 | Voice Coil | Diameter 13.3mm |
| 11 | Magnet | Rare earth permanent (Nd-Fe-B) magnet Φ12.5x2.0mm |
| 12 | Weight | 13.2g ± 0.5g |
| 13 | Appearance | Should not exist any obstacle to be harmful to normal operation; damages, cracks, rusts and distortions, 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 Wave between Fo to 20KHz |
| 16 | Polarity | When positive 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℃ |
2.1Electrical 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±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.FrequencyResponse Curve