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LM4610 + NE5532 HIFI Preamplifier Tone Board Dual Channel Power Amplifier Audio DIY
Description:
- Voltage: Dual AC15V-18V
- Circuit board size: 117X68MM (not incude the potentiometer)
- Potential functions: 3D, bass, treble, balance, volume
- The distance between the potentiometer: 25MM
- Two switching functions: on the left for the 3D switch, the right loudness switch
Parameter:
- Input impedance is 30kOhm, low output impedance is 20Ohm;
- Volume adjustment range is 75dB; balance adjustment range is 1- 20dB;
- Bass adjustment (40Hz time) is ± 15dB, Treble (16kHz) is ± 15dB;
- Total harmonic distortion is only 0.0003;
- SNR up to 80dB;
- Frequency width : 250kHz;
- The maximum input signal, the output voltage is 1.5V;
- Two-channel balance error :<1.5dB;
- Power CMRR : 60dB.
Package Content:
- 1* LM4610 + NE5532 HIFI Preamplifier tone board
