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Krell Duo 175 XD Stereo Amplifier: Elevated Power with Superior Dynamics
The Krell Duo 175 XD Stereo Amplifier offers increased power output, with 175 watts per channel into 8 ohms (275 watts into 4 ohms), making it ideal for larger setups and more demanding speaker configurations. Featuring Krell’s XD Technology, the Duo 175 XD delivers precise speaker control, enhancing dynamics and overall soundstage. iBias™ Technology supports Class A operation for most listening levels, providing the warmth and detail of Class A without high energy consumption or excessive heat.
Key Features
- Power Output: 175 watts per channel into 8 ohms; 275 watts per channel into 4 ohms
- XD Technology: Enhances speaker control and detail for dynamic sound reproduction
- iBias™ Technology: Achieves Class A performance at normal listening levels efficiently
- Versatile Inputs: Balanced XLR and single-ended RCA inputs for seamless system integration
The Krell Duo 175 XD combines refined audio performance with robust power, which is ideal for audiophiles who want both precision and dynamics in their sound system.
SPECIFICATIONS
- Power Output: 175 watts RMS per channel at 8 ohms, 350 watts RMS per channel at 4 ohms
- Frequency Response: 20 Hz to 20 kHz +0, -0.08 dB; 0.5 Hz to 100 kHz +0, -3 dB
- Total Harmonic Distortion: <0.03% at 1 kHz, at 175 W, 8 ohms; <0.13% at 20 kHz, at 175 W, 8 ohms
- Signal-to-Noise Ratio: >95 dB, wideband, unweighted; >115 dB, “A”-weighted
- Gain: 26.2 dB
- Input Sensitivity: 1.84 V RMS
- Input Impedance: Single-ended: 100 kΩ; Balanced: 200 kΩ
- Output Voltage: 106 V peak-to-peak; 37 V RMS
- Output Current: 13 A peak
- Slew Rate: 40 V/μs
- Output Impedance: <0.015Ω, 20 Hz to 20 kHz
- Damping Factor: >530, 20 Hz to 20 kHz, referred to 8 ohms
- Power Consumption: Standby: 1 W; Idle: 73 W; Maximum: 1500 W
- Heat Output: Standby: 3.42 BTU/hr; Idle: 250 BTU/hr; Maximum: 5137 BTU/hr
- Inputs: 2 single-ended via RCA connectors; 2 balanced via XLR connectors
- Outputs: 2 pairs of binding posts
- Dimensions (H x W x D): 17.1 in. W x 7.65 in. H x 21.10 in. D (434 mm W x 194 mm H x 536 mm D)
- Weight: 70 lbs (31.8 kg) shipping; 60 lbs (27.3 kg) unit onlyDUO 175 SPECIFICATIONS
Brand
Krell
Krell Industries: Pioneering High-Performance Audio
Since its founding in 1980, Krell Industries has been a leader in high-end audio engineering, renowned for its innovative designs and exceptional sound quality. Specializing in amplifiers, preamplifiers, and digital-to-analog converters, Krell's products are celebrated for their robust construction and precise audio reproduction. By integrating cutting-edge technology with meticulous craftsmanship, Krell continues to set benchmarks in the audiophile community, delivering immersive and authentic listening experiences 
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