Audio Research - REF 6SE - Tube Line Preamplifier - w/Factory Box and Remote

The Audio Research Reference 6 SE is a reference-level vacuum-tube line preamplifier designed to deliver exceptional transparency, dynamics, dimensionality, and musical realism. As the Special Edition evolution of the acclaimed Reference 6, the REF 6 SE incorporates significant refinements to its circuit design and power supply, further elevating the performance of one of Audio Research’s most highly regarded modern preamplifiers.

The REF 6 SE combines Audio Research’s sophisticated vacuum-tube architecture with extensive system flexibility, including balanced and single-ended connectivity, multiple outputs, processor pass-through capability, precise electronic volume control, and a substantial regulated power supply. Its ability to reveal fine musical detail while preserving natural body, scale, and tonal richness makes it an exceptional centerpiece for a reference-quality two-channel system.

This one-owner example is finished in Silver and is being offered by an authorized Audio Research dealer. It is in excellent condition and currently shows only 1,151 original chassis hours and 1,151 hours on the original tubes. The original factory box is included. With its known one-owner history, documented original hours, excellent cosmetic condition, and dealer offering, this is an especially attractive example of the Reference 6 SE.

FEATURES:

• Reference Series vacuum-tube line-stage preamplifier
• Special Edition evolution of the Reference 6
• Fully balanced circuit architecture
• Balanced XLR and single-ended RCA connectivity
• Processor pass-through capability
• Precision electronically controlled volume
• Front-panel display with operating and tube-hour monitoring
• Audio Research Reference Series construction
• One-owner unit
• Original factory box included
• Reference 6 Remote
• Silver finish
• Designed and manufactured in the USA

SPECIFICATIONS:

• Type: Vacuum-Tube Stereo Line Preamplifier
• Frequency Response: 0.4 Hz – 200 kHz (-3 dB)
• Gain: 12 dB Balanced; 6 dB Single-Ended
• Input Impedance: 120k Ohms Balanced; 60k Ohms Single-Ended
• Output Impedance: 600 Ohms Balanced; 300 Ohms Single-Ended
• Inputs: 8 Line-Level Inputs (4 Balanced XLR, 4 Single-Ended RCA)
• Outputs: Balanced XLR and Single-Ended RCA
• Tube Complement: 6 x 6H30P Dual Triodes; 1 x 6550WE and 1 x 6H30P in Power Supply
• Power Consumption: 130 Watts Maximum
• Dimensions (W x H x D): 19 x 7.8 x 16.5 in.
• Weight: 37.2 lbs.
• Finish: Silver

CONDITION:

Excellent pre-owned condition with minimal signs of previous use. This is a one-owner unit being offered by an authorized Audio Research dealer. The Black faceplate and chassis present exceptionally well. The unit currently shows only 1,151 original chassis hours and 1,151 hours on the original tubes. The original factory box is included. Please review all photos carefully for the exact cosmetic condition and everything included.