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SKU POS-139470
Tone Winner - AD-7300PA+ – 7-Channel AV Power Amplifier
by Tone Winner
$2,499.00
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Tonewinner AD-7300PA+ – 7-Channel AV Power Amplifier
The AD-7300PA+ is a high-end 7-channel Hi-Fi amplifier, specifically designed to pair with the AD-7300HD processor. With high power output (7×310W) and multi-layer protection, it delivers superior audio performance for home theatre systems.
As one of China’s Top 10 Audio Brands, Tonewinner has over 30 years of experience in designing and manufacturing premium acoustic products. We warmly welcome distributors, partners, and customers worldwide to explore our innovative solutions.
Model & Specifications
- Model: AD-7300PA+
- Channels: 7
- Power Output: 7×310W
- Gross Weight: 26.3kg
Key Features & Benefits
Build Your Ultimate Home Theatre System
- 7-Channel Hi-Fi Amplification: Experience premium audio quality with high-power output.
- Designed for High-End AV Systems: Specially optimised to pair with AD-7300HD for seamless integration.
Advanced Multi-Layer Protection
-
Five-Fold Protection System:
- Overvoltage Protection: Prevents damage from voltage surges.
- Overheating Protection: Ensures stable operation under heavy loads.
- Overload & Overcurrent Protection: Maintains amplifier and speaker safety.
- Short Circuit Protection: Prevents damage due to faulty wiring or unexpected surges.
HD Audio & Video Decoding
- High-Fidelity Sound Processing: Delivers powerful, detailed, and crystal-clear sound.
- Optimised for Home Theatre: Enhances dynamic range for an immersive experience.
Premium Audiophile-Grade Output Interface
- Balanced & Unbalanced Input Options: Provides flexible connectivity for various audio setups.
- Low-Noise Double Differential Amplifier Circuit: Reduces signal interference and enhances clarity.
- Mirror Constant Current Source Load: Improves the signal-to-noise ratio for superior audio performance.
- Negative Feedback Circuit: Ensures long-term stability and precise sound reproduction.
Hi-Fi Circuit Design for Maximum Performance
-
Independent 7-Channel Modular Power Amplifier Circuit:
- Ensures consistent quality and performance across all channels.
- Uses identical high-fidelity circuit structure for optimal sound matching.
- Front & Left Channels with Exposed Radiators: Larger cooling surfaces help dissipate heat efficiently.
- Quiescent Current Stabilisation: Optimises power output for clean, distortion-free audio.
High-Power Transistor for Superior Output
-
ON Semiconductor NJW0302G/NJW0281G High-Power Transistors:
- 3 pairs per channel form a three-stage Darlington push-pull output.
- Delivers a powerful 310W per channel (8Ω impedance).
- A total of 42 high-power transistors, ensuring robust and dynamic performance.
Premium External Design
-
Sleek & Elegant Cabinet:
- Constructed from black aluminium with an acrylic front panel.
- Offers a sophisticated, modern aesthetic.
-
Lake-Blue Pointer Voltmeter:
- Provides real-time power monitoring.
- Adds a stylish, high-end visual element.
Why Choose AD-7300PA+?
- Unmatched Power & Performance: 7×310W high-fidelity sound with premium transistors.
- Reliable & Durable: Equipped with multi-layer protection and efficient cooling systems.
- Perfect for Home Theatre Enthusiasts: Designed to deliver cinematic-grade audio at home.
- Trusted Brand with 30+ Years of Expertise: Tonewinner is a leader in professional audio technology.
Join Our Global Network
Tonewinner warmly welcomes distributors, partners, and customers worldwide. Discover the future of home theatre audio with AD-7300PA+ – where power meets precision.
Specifications
| Parameter | Details |
|---|---|
| Rated Output Power | 515W RMS (4Ω, THD=3%, 1kHz) 310W RMS (8Ω, THD=3%, 1kHz) |
| Rated Impedance | 8Ω |
| Gain | 29.5dB |
| THD | ≤0.09% (1kHz, normal working status) |
| SNR | ≥100dB (A-weighted, analog direct) |
| Frequency Response | 20Hz - 50kHz (+1/-3 dB, analog through) |
| Net Weight (N.W.) | 25kg |
| Gross Weight (G.W.) | 26.3kg |
| Power Supply Voltage | ~110V-115V (60Hz) / ~220V-230V (50Hz) |
| Dimension (W x H x D) | 440 x 197 x 445mm |
| Package Dimension | 554 x 321 x 572mm |
