NE5532 Amplifier Tuner Board

Product Parameter
Power supply requirements: AC double 12-24V
Power consumption:5W
Appearance size:100*60mm(without knob protruding part)
Potentiometer spacing: 24mm mounting hole spacing: K=M3 J=53*93
Front chip: NE5532
Input Connector: Standard Lotus Socket
Output Connector: 2.54-3P
Number of channels: dual-channel
Adjustment type: 4-way (treble + midrange + bass + total volume)

Usage.
General transformer have dual 12V front power supply and dual 12V rear power supply at least two sets of outputs, tuning board with dual 12V, as for the rear stage with dual 12V above the main winding can be
Power input, we use a wide voltage supply in the dual 12v on the ic can always equalize the rated voltage, integrated dual power supply regulator on the board, which is the key to the performance of the entire board good or bad.
In fact, as audio enthusiasts we are not only the pursuit of sound is good, the overall workmanship is exquisite and reasonable layout is the key to product quality, we do very well in this point, our designers are very strict requirements for the product, whether it is the performance or appearance are played to the fullest!
This version has been improved many times, and finally have the results of the present performance for the treble crisp and pleasant to the ear, a variety of musical instruments embodied in the complete: midrange clear through the heart of the sweet bass thick and elastic as if the sound of the realm in the traditional high and low on the increase in the mid-range, adjusted to fully meet the needs of the hifi audio, I believe that this board will not let the pro disappointment!