SPECIFICATIONS Usable sensitivity (mono) 10.3dBf Usable sensitivity (stereo) 11.2dBf 50dB quieting sensitivity (mono) 13.2dBf 50dB quieting sensitivity (stereo) 34.0dBf Alternate channel attenuation (wide) >60dB Alternate channel attenuation (narrow) >80dB Adjacent channel attenuation (wide) 12.0dB Adjacent channel attenuation (narrow) 30.0dB Audio frequency response (+/- 1dB) 10Hz - 17.5Khz THD (mono) 0.10% THD (stereo) 0.18% Capture ratio >1.5dB AM suppression -70.0dB Image rejection 75.0dB Signal to Noise ratio (SNR) 80.0dB Stereo separation 50.0dB SCA rejection -75.0dB 19 & 38 KHz rejection -70.0dB Audio outputs* (@100% modulation) 1 volt Balanced audio outputs 600 ohms Power required 120Vac *@ 20 watts (max) Dimensions (O.A.) 19" (w) x 13" (d) x 4.25" (h) Weight 15 lbs (6.8 kilos) Tube Specifications Filament Current (max) 330 mA (min) 270 mA Anode Current (1) (max) 1.07 mA (min) 0.92 Anode Current (2) (max) 1.07 mA (min) 0.92 Total Harmonic Distortion 1.8 %