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Tonewinner AD-1PA Pure Class A / A-B Stereo Power Amplifier
The Tonewinner AD-1PA is a high-fidelity stereo power amplifier engineered for discerning listeners and demanding high-performance audio systems. Its hybrid design delivers Pure Class A power at low levels and transitions into Class A/B for substantial output, combining the smooth musicality of Class A with the drive and control needed for real-world loudspeakers. Built with premium components, a robust toroidal transformer, and meticulously engineered circuitry, the AD-1PA offers effortless dynamics, refined detail, and consistent stability across a wide range of load conditions.
Features
- Hybrid Pure Class A / Class A-B amplifier topology for musicality and power
- High current toroidal power transformer with substantial energy reserves
- Balanced performance with refined transient response and low distortion
- Precision matched output devices for reliable, consistent power delivery
- Heavy-duty heatsinking for thermal stability under extended use
- 2-channel stereo operation for paired loudspeakers
- High-quality build with audiophile-grade components throughout
- Sleek, minimalist industrial design suitable for modern audio systems
Specifications
- Amplification Type: Hybrid Pure Class A / Class A-B
- Power Output (8 Ω): Up to 300W RMS per channel
- Power Output (4 Ω): Higher current drive for demanding speaker loads
- Signal-to-Noise Ratio (SNR): High SNR for quiet, clean playback
- Total Harmonic Distortion: Low distortion across the audioband
- Power Supply: Large toroidal transformer with high current capability
- Inputs: Stereo line-level inputs
- Outputs: Speaker binding posts for left and right channels
- Chassis Construction: Heavy-duty metal chassis with robust heat-management
- Dimensions: Standard hi-fi width form factor
- Weight: Substantial amplifier weight for enhanced stability
Product Details
- Tonewinner AD-1PA
-
Brand New : Factory Sealed
- EFLC : 15432
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Warranty
One Year Warranty
- Parts and Labour Warranty
- Canada-wide Coverage
- Tonewinner Authorized
Returns
Easy Returns
- 14-day return window on eligible items
- Full refund issued in accordance with our return policy
About Tonewinner
Tonewinner focuses on sound-first products built for music and home theater listening, where clarity, balance, and real-world usability matter. We've been carrying Tonewinner since 2023.
Explore our current Tonewinner selection and best sellers. We offer both new and open-box items, and everything is clearly marked. Popular categories include Amplifiers & Receivers, Subwoofers, Audio System Components.
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