Specification:
Item Type: Preamplifier Board
Material: PCB
Model: NE5532
Channel: 4 Channel
Transformer Power: More than 5W
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 12V15V, 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.
Package List:
1 x Preamplifier Board
