Audio Research LS28SE Preamplifier
Best high-end preamplifier for audiophiles seeking pure, transparent musical engagement.
This preamplifier bridges the gap between clinical precision and pure musical emotion, delivering a remarkably transparent window into your recordings. You sacrifice the warmth of older, colored tube designs for a modern, high-resolution clarity that makes every listening session feel like a private performance.
$11000.00
at
F&J Audio
Who it's for
- Audiophiles seeking natural, transparent sound with classic tube warmth
- System builders requiring versatile connectivity for complex high-end setups
- Investors prioritizing long-term reliability and strong resale value
Who should skip it
- Owners with limited rack space or poor ventilation
- Budget-conscious listeners looking for entry-level or mid-range gear
- Users preferring maintenance-free solid-state equipment
Performance breakdown
Signal Transparency
Delivers an incredibly neutral path that preserves the original recording's integrity.
Noise Floor
Virtually silent operation allows the finest musical details to emerge clearly.
Transient Response
Lightning-fast speed captures the snap and impact of complex musical passages.
Build Quality
Refined construction standards ensure long-term reliability and a premium tactile feel.
Dynamic Range
Effortlessly handles massive shifts from whisper-quiet passages to explosive crescendos.
System Integration
Fully balanced design ensures seamless compatibility with high-end audio components.
Key Specs
Amplification Type
Tube
THD+Noise
Less than 0.007% at 2V RMS BAL output
Noise
Less than -100dBv at max volume
Dynamic Range
122dB
Gain
18.5dB balanced output
Input Impedance
100K ohms Balanced
Output Impedance
600 ohms Balanced
Frequency Response
+0-3dB, 0.4Hz to 200kHz
Dimensions (WxHxD)
19" x 6.5" x 13.7"
Chassis Material
Aluminum
Know before you buy
Still have a question?
Ask Metto anything about the Audio Research LS28SE Preamplifier before you decide.