Audio Research - Reference 5SE - Vacuum Tube Preamplifier

The Audio Research Reference 5 SE is a reference-level vacuum-tube line preamplifier created for listeners seeking exceptional transparency, resolution, and musical realism. As the Special Edition evolution of the acclaimed Reference 5, the REF 5 SE incorporates significant circuit and power-supply refinements derived from Audio Research's flagship designs, delivering greater dynamic authority, improved low-level detail, and an exceptionally open and dimensional presentation.

Built around Audio Research's renowned vacuum-tube architecture, the Reference 5 SE combines a sophisticated analog signal path with extensive system flexibility. Balanced and single-ended connectivity, multiple outputs, processor pass-through, precise electronic volume control, and the substantial external appearance of Audio Research's Reference Series make it an outstanding centerpiece for a truly high-performance two-channel system.

This example features the classic Silver faceplate and is in mint condition. It has also been factory serviced by Audio Research and fitted with a new set of tubes directly from Audio Research with only approximately one hour of use. This is an exceptionally clean example that is ready to be placed into a reference-quality system.

FEATURES:

• Reference Series vacuum-tube line-stage preamplifier
• Special Edition evolution of the Reference 5
• Fully balanced circuit architecture
• Balanced XLR and single-ended RCA connectivity
• Processor pass-through functionality
• Precision electronic volume control
• Audio Research Reference Series construction
• Factory serviced by Audio Research
• New Audio Research-supplied tubes with approximately one hour of use
• Classic Silver faceplate
• Designed and manufactured in the USA

SPECIFICATIONS:

• Type: Vacuum-Tube Stereo Line Preamplifier
• Frequency Response: 0.2 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: 7 Line-Level Inputs (4 Balanced XLR, 3 Single-Ended RCA)
• Outputs: 2 Balanced XLR and 2 Single-Ended RCA Main Outputs
• Tube Complement: 4 x 6H30P Dual Triodes, 1 x 6550WE, 1 x 6H30P Voltage Regulator
• Power Consumption: 130 Watts Maximum
• Dimensions (W x H x D): 19 x 7 x 15.5 in.
• Weight: 30.4 lbs.
• Finish: Silver