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Preamplifier Board Dual Power Supply 4 Channel Audio Amplification Module DC 12V‑15V NE5532

Preamplifier Board Dual Power Supply 4 Channel Audio Amplification Module DC 12V‑15V NE5532<ul><li>4.7 times amplification with adjustable magnification by changing the 47K resistor</li><li>Uses SMD resistors and ±1% accuracy 5 ring metal film resistors for improved signal to noise ratio</li><li>Dual power supply design with 4 channels operating at DC 12V to 15V</li><li>Direct coupling amplification without coupling capacitance to reduce distortion to 0.01%</li><li>Compatible with audio devices requiring transformer power greater than 5W</li><li>Constructed on PCB material with NE5532 model integrated circuit</li></ul>

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Features 1.[4.7 TIMES AMPLIFICATION]4.7 times magnification, can change the 47K resistor close to the op amp to change the magnification. 2.[EXCELLENT RESISTORS] Using SMD resistor, and the main circuit adopts ±1% accuracy 5 ring metal film resistor, to ensure a good signal to noise ratio. 3.[4 CHANNEL] Dual power 4 channel preamplifier design, working voltage is DC 12V‑15V, with strong practicability. 4.[DIRECT COUPLING] Direct coupling type amplification, the whole circuit has no coupling capacitance, and the distortion is reduced to 0.01%. 5.[FOR AUDIO DEVICE] Transformer power is more than 5W, which is widely used in audio equipment such as speakers.SpecificationItem Type: Preamplifier Board Material: PCB Model: NE5532 Channel: 4 Channel Working Voltage: Dual 12V-15V DC Recommended Voltage: Dual 15V DC Transformer Power: More than 5WPackage List1 x Preamplifier Board

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