SPECIFICATIONS:
FREQUENCY RESPONSE
±.5dB, 1.0Hz to 100kHz -3dB points below 0.2Hz and 400kHz.
DISTORTION (THD)
Less than .01% at 2V RMS output.
NOISE & HUM
14µV RMS residual IHF weighted balanced noise output with gain control at minimum (103dB below 2V RMS output).
GAIN
Main Output: Selectable for each input: 18db, 12dB, 6dB Balanced output. (12dB, 6dB, 0dB SE output). Record output: 0dB.
INPUT IMPEDANCE
120K ohms Balanced, 60K ohms SE.
OUTPUT IMPEDANCE
650 ohms Balanced, 325 ohms SE Main (2), 20K ohms minimum load and 2000pF maximum capacitance.
MAXIMUM INPUTS
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).
POWER SUPPLIES
Electronically-regulated low and high voltage supplies. Automatic 40 sec. warm-up/brown-out mute. Line regulation better than .01%.
TUBE COMPLEMENT
LS25 MKII: 2 x 6H30
POWER REQUIREMENTS
100-135VAC 60Hz (200-270VAC 50/60Hz) 45 watts maximum
OTHER
• Vacuum tube audio circuit, solid-state power supply.
• Inputs (8): Tuner, Phono, CD, Video, Aux 1, Aux 2, Monitor, Processor (XLR and RCA connectors).
• Outputs (3: 2 Main, 1 Record (XLR and RCA connectors).
• Controls: Volume (104 steps), Gain, Balance, Input.
• Toggle switches: Power On/Off, Stereo/Mono, Bal In/SE In, Processor/Input, Monitor/Input, Mute/Operate.
DIMENSIONS
19″ (48 cm) W x 5 ¼” (13.4 cm) H (standard rack panel) x 11 ¾” (29.8 cm) D Handles extend 1½” (3.8 cm) forward of front panel.
WEIGHT
18 lbs. (8.2 kg) Net
28 lbs. (12.7 kg) Shipping.