Audio Research Ls5 MKIII pre

R15,000.00

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Description

Specifications

Frequency response ±.5dB, 1Hz to 100kHz.
LS5 MKIII:±.5dB, 1Hz to 200kHz -3dB points below 0.3Hz and above 400kHz.
LS5 MKIII: Less than .005% at 2V RMS output.
Frequency response ±.5dB, 1Hz to 100kHz.
Noise & hum 40µV RMS residual IHF weighted balanced noise output with gain control minimum, 12dB gain selected (94dB below 2V RMS output).
LS5 MKIII: 13µV RMS residual IHF weighted balanced noise output with gain control minimum (12dB gain), (103dB below 2V RMS output).
Gain(Balanced Differential): Main output 30dB/12dB switchable.
Tape output: 0dB.
Input impedance 200K ohms balanced.
Output impedance 400 ohms balanced Main (2), 20K ohms minimum load and 2000pF maximum capacitance.
Output polarity :
Maximum inputs LS5 MKIII: 20V.
Rated outputs LS5 MKIII: 2V RMS 1Hz to 100kHz into 100K ohm balanced load (maximum balanced output capability is 30V RMS at less than 0.5% THD at apability is 30V RMS at less than 0.5% THD at 1kHz).
Power supplies LS5 MKIII: Electronically regulated low and high voltage supplies. Auto 45 sec. warm-up/brown-out mute. Toroid power transformer. Line regulation better than .01%.
Tube complement LS5: (4) 6922, (6)12BH7.
LS5 MKII: (10) 6922.
LS5 MKIII: (8) 6922/E88cc dual triode. (Vacuum tube audio circuit, solid-state power supply.).
Power requirements 100-135VAC 60Hz (200-270VAC 50/60Hz) 100 watts maximum.
Dimensions 48 cm W x 13.4 cm H standard rack panel29.8 cm.
D. Handles extend 3.8 cm forward of the front panel.
Rear chassis fittings extend 2.3 cm.
Weight LS5 MKIII: 8.0 kg .
Net; 13.6 kg Shipping.

Manual

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