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Circuit Board, Speaker Protection Over Temperature Protection  Board, For Audio Parts Ohm Speaker Audio Output  AMP Board

<ul><li>With output short circuit protection, this AMP board can be easy to use in the practical life.</li><li>Amplifier module supports output DC bias protection and speaker protection, which makes itself getting great popularity.</li><li>Over temperature protection means that the output will turned off when the temperature of the heat sink FET is higher than 100 °C.</li><li>Easy to use in the practical life, such audio parts supports simple installation, practical.</li></ul>

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Specification: Item Type: AMP board Power Supply: DC dual power supply ± 58 ± 70v Rated Output Power: 500w ± 65v power supply, 4 ohm load, 10% deformation Efficiency:&gt; 90% Signal to Noise Ratio: 90db Total Harmonic Distortion: 380w ± 65 power 4 ohm speaker, distortion &lt;0.1% 280w ± 65 power 8 ohm speaker, distortion &lt;0.1% Frequency Range: 20Hz-20kHz Speaker: 4-8ohm Voltage Magnification: 36 times Input Sensitivity: 1.5v RMS Output Short Circuit Protection: Yes Output DC Bias Protection Speaker Protection: Yes Overheat Protection: Yes, the temperature of the radiator is higher than 100 degrees Celsius , turn off the output! Product Size: Approx. 100 x 42 x 35mm / 3.94 x 1.65 x 1.38in Net Weight: Approx. 100 g / 3.5 oz Package List: 1 x AMP Board

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