This item has been assembled, and electrical test passed.
Best Operating Voltage: +/-9V DC to +/-15V DC.
Gain: 40dB
Input Impedance: 47K ohm.
Output Impedance: 330 ohm.
RIAA Accuracy: <1dB.
Bandwidth: 20 to 100KHz (-3dB).
Distortion: 0.05% (@1KHz).
SNR: >68dB(use batteries supply).
Size: 100 x 60 x 16mm (L x W x H).
Used high-quality electronic components:
Thickness 1.6mm FR-4 fiber glass PCB (double layer).
HQ terminal blocks easy connection wire.
Metallized film capacitors.
Precision 1% metal film resistors.
Low noise and low distortion audio opamps LM833-N
DIP-8 opamp IC socket, can easily replace other opamps.
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