Product Description

Stereo Phono RIAA Preamplifier Module Board.
This item has been assembled, and electrical test passed.
Thickness 1.6mm FR-4 fiber glass PCB (double layer).
HQ terminal blocks easy connection wire.
Ultra low noise and low distortion audio OPAMP OPA2134PA.
Input resistance and capacitance DIP switch selectable.

Best Operating Voltage: +/-9Vdc to +/-15Vdc.
Gain: 30 / 50dB, DIP switch on board option.
Input Resistance: 12K to 2.2M ohm, DIP switch on board option.
Input Capacitance: 0, 22, 47, 100pF, DIP switch on board option.
Output Impedance: 47 ohm.
RIAA Accuracy: <1.5dB.
Bandwidth: 20 to 20KHz (-3dB).
Distortion: 0.05% (at 1KHz).
SNR: >68dB (two 9V batteries supply).
Size: 78 x 50 x 16mm (L x W x H).

Module spec.: http://www.audiowind.com/pdf/A-310.pdf, No paper specifications, please download this document.
　

Product Features

• Best Operating Voltage: +/-9Vdc to +/-15Vdc.
• Gain: 30 / 50dB, DIP switch on board option.
• RIAA Accuracy: <1.5dB.
• Bandwidth: 20 to 20KHz (-3dB).
• Distortion: 0.05% (at 1KHz).