Electronics-Salon Stereo Phono RIAA Preamplifier Module Board, Preamp, MD-A310.
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<b>[Product Information]</b><br>
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<li>Best Operating Voltage: +/-9Vdc to +/-15Vdc.</li>
<li>Gain: 30 / 50dB, DIP switch on board option.</li>
<li>RIAA Accuracy: <1.5dB.</li>
<li>Bandwidth: 20 to 20KHz (-3dB).</li>
<li>Distortion: 0.05% (at 1KHz).</li>
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