محصولات صوتی بلندگو

Product Attributes

Features

• Rated Impedance: 8.0Ω ± 20% (at 1.6kHz, 1.0 Vrms)
• Rated Input Power: 1.0W (continuous 96 hours at 4.0 Vrms noise)
• Maximum Input Power: 1.5W
• Minimum Resonant Frequency: 700Hz ± 20%
• Output Sound Pressure Level: 90 ± 3dB (0.1W, 0.1m distance, average at 0.8kHz, 1.0kHz, 1.5kHz, 2.0kHz)
• Effective Frequency Range: Resonant frequency to 20kHz (at -10dB SPL)
• Distortion: Less than 5% (at 1.6kHz, 2.83 Vrms)
• Operating Temperature: -25℃ ~ +50℃
• Storage Temperature: -25℃ ~ +55℃
• Reliability Tests include: High/low temperature cycle test, humidity resistance test, continuous load test (4.0 Vrms white noise, no weighting filter, 100 hours), drop test (free fall from 75cm height onto concrete floor, 10 times), abnormal sound test (4.0 Vrms sine wave, 200~5000Hz), polarity test (diaphragm shall move forward when positive DC current is applied to "+" or marked terminal)