Audio Research LS-27 Pre-Amplifier Natural Finish
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Payment methods | |
Contact seller after sale to pay viaCertified check | |
Ships from | Apex, NC, 27502 |
Ships to | United States |
Package dimensions | 22.0" × 22.0" × 15.0" (25.0 lbs.) |
Shipping carriers | UPS or FedEx |
Shipping cost | Log in to see price |
Original accessories | Remote Control, Box, Manual |
Average | Research Pricing |
Audio Research LS-27 Line Stage Pre-Amp in near mint condition. Meticulously cared for.
Includes remote, manual, power cord, original packaging, and new Sovtek tubes.
All photos are of the actual item.
Specifications
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, Moni-
tor, 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 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 (100dB below 2V
RMS output).
TUBE COMPLEMENT: 2-6H30P 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)
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Return Policy
Return Window
Item can be returned within 14 days of receipt.
If you pay using Audiogon Express Checkout (credit card through our marketplace) you will have 7 days from the date of delivery to request a refund, regardless of the seller's return window.
General Terms
Items must be returned in their original condition, with all included packing materials and no signs of use. Buyer assumes responsibility for all shipping return costs unless the item was not received as described.
Refunds
Buyer will receive a full refund in the original payment method less any shipping charges.