CLASSE Delta Power Amplifier (STEREO)
Best high-end amplifier for audiophiles seeking pure, powerful sound performance.
The Classe Delta STEREO is a high-performance stereo amplifier delivering uncompromising audio quality. It provides 250W per channel into 8 ohms, confidently driving demanding loudspeakers. The initial 12.5W operate in pure Class A, ensuring exceptional clarity and a natural, expansive soundstage. Engineered with hand-laid, 6-layer circuit boards for reduced noise and pristine channel separation, this amplifier boasts custom Navcom feet to absorb vibrations and Furutech connectors for superior signal integrity. Illuminated VU meters add a sophisticated aesthetic, making it a true monument to sound.
$17999.00
Owner Satisfaction
4.8
/ 5
Category Rank
167
/ 1685
#167 in Power Amplifiers
Price vs Category Average
+118%
Above average
Net Weight
102.346.4
/ lbs ( kg)
Who it's for
- Audiophiles seeking pure, uncolored sound reproduction
- Owners of power-hungry, high-end loudspeaker systems
- Design-conscious listeners valuing premium, durable craftsmanship
Who should skip it
- Users wanting a simple, plug-and-play component setup
- Budget-conscious buyers looking for entry-level audio solutions
- Listeners with limited rack space or poor ventilation
Performance breakdown
Power Delivery
Effortlessly drives demanding speakers with massive, clean headroom.
Sonic Transparency
Class A operation delivers an incredibly natural and expansive soundstage.
Build Integrity
Heavy-duty construction and premium components ensure long-term signal purity.
Vibration Control
Custom Navcom feet effectively isolate the chassis from unwanted resonance.
Signal Precision
Advanced circuit design minimizes noise for a pristine listening experience.
Aesthetic Presence
Sophisticated industrial design makes a bold statement in any room.
Key Specs
Net Weight
102.3 lbs (46.4 kg)
Overall Dimensions
8.74" H x 17.50" W x 19.37" D
Frequency Response
1Hz – 650kHz
Continuous Output Power
250W / 8Ω, 500W / 4Ω, 350W / 2Ω
Input Impedance
82kΩ
Signal-to-Noise Ratio
118dB (120dBA)
Slew Rate
75V / μs
Damping Factor
850 (at 1kHz, ref 8Ω)
Features
- First 12.5W in pure Class A for exceptional clarity.
- 250W per channel into 8 ohms for confident loudspeaker drive.
- Hand-laid 6-layer circuit boards for reduced noise.
- Custom Navcom feet absorb vibrations.
- Furutech rhodium-plated connectors for superior signal.
- Illuminated VU meters for a sophisticated look.
- Massive, high-quality power supply.
- Elegant design with superb material finishes.
What customers say
Owners regard the CLASSE Delta Stereo Power Amplifier as a reference component defined by its sonic transparency and effortless power. Reviewers consistently praise its authority in driving difficult speakers while maintaining clarity across all frequencies. The sound signature is described as neutral yet musical, delivering an expansive soundstage without listener fatigue. Build quality is universally acclaimed, reflecting meticulous engineering and premium construction. While the financial investment is substantial, most enthusiasts feel the uncompromising audio fidelity justifies the cost. Operational aspects like weight and heat are minor considerations given the high performance delivered. Overall satisfaction stems from achieving top tier, uncompromising sound refinement.
Know before you buy
The amplifier operates in pure Class A for the first 12.5 watts, which is where most critical listening occurs. This design choice eliminates crossover distortion, resulting in exceptional clarity, a natural midrange, and a highly detailed soundstage.
Yes, the Delta Stereo is designed to handle demanding loads with ease. It delivers 250W into 8 ohms, 500W into 4 ohms, and 350W into 2 ohms, ensuring it maintains control and authority even with speakers that have challenging impedance dips.
The amplifier utilizes hand-laid, 6-layer circuit boards to minimize noise and improve channel separation. Additionally, it features high-quality Furutech rhodium-plated connectors to maintain signal integrity from your source to your speakers.
No, the Delta Stereo is not rack-mountable and cannot be bridged. It is designed as a standalone, high-performance stereo component intended for placement on a sturdy audio rack or stand.
The unit is quite substantial, weighing 102.3 lbs and measuring 8.74" H x 17.50" W x 19.37" D. Given its weight and the heat generated by its high-performance design, ensure you have a stable, well-ventilated surface that can support its mass.
No, the Delta Stereo is a dedicated power amplifier and does not include a built-in digital-to-analog converter or a remote control. It is designed to be paired with a high-quality preamplifier or a source component with volume control.
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