Control Functions: Volume, Gain Set, Balance, Input Select, Power On/Off, Stereo/Mono, BAL/SE, Processor/Input, Monitor/Output, Operate/Mute.
Inputs: SE / BAL Tuner, Phono, CD, Video, Aux 1, Aux 2, Monitor, Processor.
Outputs: SE / BAL Record Out, Main 1, Main 2.
LS25 MKII Specifications:
FREQUENCY RESPONSE: +/-.5DB, 1.0Hz to 100kHz -3dB pionts below 0.2Hz and 400kHz.
DISTORTION: Less then .01% at 2V RMS output.
GAIN: Main Output: Selectable for each input: 18db, 12dB, 6dB Balanced output. (12dB, 6dB, 0dB SE output). Record output: 0dB.
IMPUT IMPEDANCE: 120K ohms Balanced, 60K ohms SE. Inputs (8): Tuner, Phono, CD, Video, Aux 1, Aux 2, Monitor, Processor (XLR and RCA connectors).
OUTPUT IMPEDANCE: 650 ohms Balanced, 325 ohms SE Main (2), 20K ohms minimum load and 2000pF maximum capacitance. Outputs (3: 2 Main, 1 Record (XLR and RCA connectors).
MAXIMUM INPUT: 28V maximum, BAL, 14V maximum SE (6dB gain) .
RATED OUTPUTS: 2V RMS 1Hz to 100kHz into 200K ohm balanced load (maximum balanced output capability is 40V RMS at less than 0.5% THD at 1kHz).
CONTROLS: Volume (104 steps), Gain, Balance, Input. Toggle switches: Power On/Off, Stereo/Mono, Bal In/SE In, Processor/Input, Monitor/Input, Mute/Operate.
POWER SUPPLIES: Electronically-regulated low and high voltage supplies. Automatic 40 sec. warm-up/brown-out mute. Line regulation better than .01%.
NOISE: 14uV RMS residual IHF weighted balanced noise output with gain control at minimum (103dB below 2V RMS output).