Spectral Audio DMA-160 Power Amplifier. - Distortion Dynamic: 8 Tone Cluster Test 20KHz@500 Hz separation; 0.01% 8 ohms; 0.015% 4 ohms. - Input Impedance: 100K ohms in parallel with 100 pf. - Frequency Response: ±0.1 dB,DC-150 KHz, ±1 dB,DC-1 MHz, ±3 dB, DC-1.8 MHz.
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