Classé - DELTA Stereo - Stereo Amplifier
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ℹ Product Information
The Delta STEREO distills all of Classé's innovation and knowledge into a compact high-performance stereo amplifier. In situations where dual mono amplifiers can't be accommodated, Delta STEREO offers uncompromizing performance in a single component.
AMPLIFICATION
The first 12.5W of power output are pure Class A, and with a total of 250W per channel at its command (over 350W/Ch @ 2Ω), this compact, powerful amplifier drives loudspeakers with utmost confidence.
- Up to 12.5W per Channel delivered in pure Class A operation
- 250W per Channel total
- Massive, high-quality power supply
- Custom toroidal transformer
CLARITY
Delta STEREO delivers exceptional clarity. Every effort has been made to preserve complete separation between channels, delivering the natural, expansive sound that Classé is legendary for.
- Hand-laid circuit boards
- 6-layer circuit boards provide for shortened signal and power pathways with lowest noise
- 22 4-pole Mundorf® capacitors
- Custom-made Navcom® feet to absorb vibrations
- Furutech® rhodium-plated RCA and torque-guard speaker connectors
DESIGN
Delta STEREO has presence. Its capabilities are expressed through design and it looks fantastic in any room or installation. Superb material finishes and a pair of custom-designed illuminated VU meters display power output for both channels beautifully. Delta Series design concept is to create a monument to sound. This amplifier looks every bit has capable as it sounds.
SPECIFICATIONS
- OVERALL DIMENSIONS: Width 17.50 in (444 mm), Depth 19.37 in (492 mm), Height 8.74 in (222 mm)
- WEIGHT: Gross Weight 116.4 lbs (52.8 kg), Net Weight 102.3 lbs (46.4 kg)
- Frequency Response (-3dB, 50Ω source impedance): 1Hz – 650kHz
- Continuous Output Power (at 1kHz, 0.1% THD+N): 250W / 8Ω (12.5W in pure Class-A operation) 500W / 4Ω (with AC line held constant)
- Harmonic Distortion (measurement bandwidth 500kHz, 25Vrms in 4Ω or 8 Ω): <0.0016% at 1kHz, <0.002% at 10kHz, <0.003% at 20kHz
- Harmonic Distortion (measurement bandwidth 90kHz, 25Vrms in 4Ω or 8 Ω): <0.0007% at 1kHz, <0.001% at 10kHz, <0.0025% at 20kHz
- Peak Output Voltage (nominal AC line): 129Vp-p into 8Ω, 138Vp-p no load
- Input Impedance (at 1kHz, BAL / SE): 82kΩ
- Voltage Gain (at 1kHz, BAL / SE): 29dB
- Intermodulation Distortion (SMPTE 4:1) (8Ω or 4Ω, BAL / SE): <0.0018%
- Intermodulation Distortion (CCIF) (8Ω or 4Ω, BAL / SE): <0.004%
- Signal-to-Noise Ratio (A wtd in parenthesis) (22kHz BW): 118dB (120dBA)
- Crosstalk (one channel driven to 250W / 8Ω): 124dB (100Hz), 107dB (1kHz),, 90dB (10kHz)
- Slew Rate: 75V / μs
- Output Impedance: 0.009Ω (100Hz), 0.009Ω (1kHz), 0.012Ω (10kHz)
- Damping Factor (at 1kHz, ref 8Ω): 850
