Audio Research LS 27 Line-Stage Preamplifier
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Condition | |
Payment methods | |
Contact seller after sale to pay viaCertified check | |
Ships from | Bloomington, IN, 47401 |
Ships to | United States |
Package dimensions | unspecified |
Shipping carriers | UPS or FedEx |
Shipping cost | Specified after purchase |
Original accessories | Box, Manual |
Average | Research Pricing |
I am the original owner of this LS 27 and bought it new from an authorized dealer about 2 years ago. It has only 523 hours on it. Runs perfectly, no defects of any kind.
Buy with confidence; check my perfect feedback. Buyer will pay the Paypal fee.
TECHNICAL SPECIFICATION
FREQUENCY RESPONSE+0-3dB, 0.2Hz to 160kHz at rated output (Balanced, 200k ohms load)
DISTORTION
Less than .01% at 2V RMS BAL output.
GAIN
Main Output: Selectable for each input: 24dB, 18dB, 12dB Balanced output (18dB, 12dB, 6dB SE output). Record output: 0dB (Processor input: 0dB balanced).
INPUT 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
700 ohms Balanced, 350 ohms SE Main (2). 20K ohms minimum load and 2000pF maximum capacitance. Outputs (3): 2 Main, 1 Main, 1 Record (XLR and RCA connectors).
OUTPUT POLARITY
Non-inverting.
MAXIMUM INPUT
Low Gain: 48V RMS BAL, 24V RMS SE, Medium Gain: 24V RMS BAL, 12V RMS SE, High Gain: 12V RMS BAL, 6V RMS SE.
RATED OUTPUTS
2V RMS 1Hz to 100kHz into 200K ohm balanced load (maximum balanced output capability is 15V RMS at less than 0.5% THD at 1kHz)
CONTROLS
Rotary volume selector (104 steps) and rotary input selector. Push buttons: Power, Mono, BAL/SE, Proc, Monitor, Mute. Also remote buttons: Display, Bal L, Bal R, Hours, Invert, Gain.
POWER SUPPLIES
Electronically regulated low and high voltage supplies. Automatic 50 sec. warm-up/brown-out mute. Line regulation better than .01%.
NOISE
1.3uV RMS residual IHF weighted balanced equivalent input noise with volume at 1 (100 dB below 2V RMS output).
TUBE COMPLEMENT
2-6H30 dual triode. (Hybrid JFET/tube audio circuit, solid-state power supply).
POWER REQUIREMENTS
105-130VAC 60Hz (210-260VAC 50/60Hz) 50 watts maximum.
DIMENSIONS
19" (48 cm) W x 5.25"(13.4 cm) H (standard rack panel) x 13.3"(33.8 cm) D. Handles extend 1.50" (3.8 cm) forward of the front panel.
WEIGHT
16.3 lbs. (7.4 kg) Net; 23 lbs. (10.5 kg) Shipping.
Specifications subject to change without notice.
Questions for the seller |
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Hi, would you consider posting to australia? Serious buyer. Regards divesh Hi. I am reluctant because of the greater risk for damage. If you would pay for 1 or 2 day air by Fed Ex I might consider it. Phil |
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