■製品仕様 Noise： Measured at Main Output, un-weighted, 22Hz-22kHz, source impedance 150Ω balanced.Noise performance can vary depending on the 500 series and / or interference from stray magnetic fields. Unity Gain：Better than -103dBV With Gain @ +66dB：Better than -60dBV Equivalent Input Noise：-125dB Main output, no load Main Output：+/- 0.1dBu from 10Hz to 31.5kHz -2.6dB @ 120kHz Maximum Output Level：+23dBu Total Harmonic Distortion and Noise： @ 1kHz, +20dBu output level, no load. Better than 0.0025% @ 20Hz, +20dBu output level, no load. 0.025% Typical (2nd and 3rd harmonic) Total Harmonic Distortion and Noise with SILK engaged TEXTURE： @ min @ 100Hz, +20dBu input level, no load 0.015%, mostly 3rd harmonic (typical) TEXTURE： @ max @ 100Hz, +20dBu input level, no load 2%, mostly 2rd harmonic (typical) Slope：12dB/Octave Power Requirements：@ +/-16VDC 100mA Other： Gain Unity up to +66dB in 6dB steps. Trim continuously adjustable from -6dB to +6dB. Phantom Power Supplied by the 500 series rack power supply. Switch selectable on faceplate. High Pass Filter Continuously variable swept frequency from 20Hz to 250Hz.