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This amplifier board with FR4 board, choose a low-power high-fidelity digital amplifier chip, and then with a high-frequency low-impedance capacitors, TDK fully shielded inductors, making this deep and powerful bass amplifier board, and good flexibility. Alto honest warm, clear and bright treble. The entire board with SMD machines, infrared reflow soldering, reliable, up to 93% efficiency, low power consumption, heat a small, less than 35W without a heat sink.
1. Power limit voltage 36V, do not exceed this voltage power supply, do not reverse the positive and negative;
2. Power supply recommended as 22V, 2A power supply filtering better;
3. Speakers recommended 4-8 inch speaker;
4. Audio output Do not short circuit or shorted to ground each other;
5 .Please check carefully before electricity, before power to ensure that the wiring is correct.
|Material||Glass fiber + plastic + iron|
|English Manual / Spec||No|
|Other Features||1. Supply Voltage: DC 12V-24V; 2. Output power: 35W (8 ohm load 22V supply) 18W (4 load 12V power supply); 3. Efficiency:> = 93%; 4. Standby current: 150uA; 5. Quiescent Current: 50mA; 6. SNR: 89dB; 7. Total Harmonic Distortion: 13W/1KHz/12V/4--0.5% 26W/1KHz/22V/8--0.5% 35W/1KHz/24V/8--10%; 8. Frequency range: 10Hz-30KHz; 9. Input impedance: 30K; 10. Output Impedance: 4-8; 11. Voltage gain 36dB.|
|Dimensions & Weight|
|Dimensions||1.46 in x 1.3 in x 0.71 in (3.7 cm x 3.3 cm x 1.8 cm)|
|Weight||0.32 oz (9 g)|
|1 x Amplifier board|
To enable volume discounts on this site, use coupon code: BULKRATE during checkout. You will see a discount applied at the bottom of the shopping cart. Competitive pricing is available. Contact us for details.
|Quantity||3+ units||5+ units||10+ units|
|Rate||US$6.20 shipped||US$6.18 shipped||US$6.16 shipped|
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