Accuphase P-4500 - Stereo Power Amplifier
- Condition: New
- Warranty: Official Manufacturer Warranty
- Free Shipping Across Pan India
- In stock, ready to ship
- Inventory on the way
- The feedback topology is current.
- Balanced remote sensing is present.
- It features a high 700 damping factor.
- Short-circuit detection and speaker output protection are both present.
- It boasts big peak power metres that are incredibly responsive.
The Accuphase P-4500 is a stereo power amplifier that is designed to produce high-quality sound. Its amplification circuitry is based on a push-pull design with a dual power supply, ensuring accurate and distortion-free music reproduction. The P-4500's 450 watts per channel into 1 ohm power output ensures that it can easily drive even the most demanding speakers.
Accuphase's AAVA volume control system, which employs multiple variable gain amplifiers to provide smooth, precise volume adjustment without adding coloration to the sound, is also included in the amplifier. The P-4500 is constructed with high-quality components, making it a dependable and long-lasting investment for any audiophile.
Amplification of power
The Accuphase-P-4500 power amplifier is a pure class A design that incorporates a high-quality instrumentation amplifier as well as a large toroidal transformer. The parallel push-pull amplification in the amplifier provides high output power while minimizing distortion and noise. With 450 watts per channel into 1 ohm, the P4500 is capable of driving even the most demanding speaker systems. Accuphase's original Dynamic Power Supply is also included in the amplifier, ensuring stable and noise-free power delivery to the amplifier circuits, resulting in superior sound quality.
500 W power output
The Accuphase-P4500 power amplifier is capable of producing 500 watts of output power. This is made possible by the power amplifier section of the amplifier, which includes a balanced amplification circuit as well as a large toroidal transformer with a high capacity power supply. The amplifier also has a low output impedance, which contributes to stable and accurate amplification even at high output levels. This powerful amplifier is suitable for a variety of audio applications, including home theater systems and professional recording studios.
The Accuphase 4500P is equipped with an instrumentation amplifier and a three-stage Darlington connected amplification circuit for ultra-low distortion and a high S/N ratio. With a frequency range of 20 Hz to 20 kHz, it employs the MCS+ topology for high-speed amplification and excellent linearity. The amplifier also includes a newly developed high-efficiency power MOS-FET output stage, which ensures stable and powerful driving capability. The instrumentation amplifier contributes to the superior sound quality of the P 4500, making it an excellent choice for audiophiles who require high-fidelity sound reproduction.
The P-4500 Accuphase has a sophisticated and elegant design with a symmetrical layout that reduces noise and distortion. For optimum sound quality, the amplifier is constructed with high-quality materials such as a large toroidal power transformer, high-grade capacitors, and high-precision resistors. The front panel has a traditional design with large rotary knobs for volume and source selection. To provide a solid foundation for the electronic components and to reduce external vibrations, the chassis is made of high-rigidity aluminum alloy.
With a 500 W output and ultra-low distortion, the P-4500-Accuphase power amplifier delivers an impressive performance. Its instrumentation amplifier design ensures accurate signal amplification, and its powerful power supply ensures stable power delivery even under high loads. The balanced remote capability allows for greater system configuration flexibility. The large heat sinks and fan cooling system of the amplifier allow for continuous operation without overheating. All of these features work together to deliver exceptional audio performance and dependability, making the Accuphase 4500-P an excellent choice for discerning audiophiles and professionals.
Finally, the Accuphase P 4500 power amplifier is an impressive piece of audio equipment that provides excellent sound quality and power output. Its high-end performance and usability are enhanced by its instrumentation amplifier design and balanced remote control. Its ultra-low noise and low distortion characteristics make it a popular choice among audiophiles and music enthusiasts who want to hear their music with maximum clarity and accuracy. The P4500, with its sturdy construction and attention to detail, is a dependable and long-lasting investment that will provide years of listening pleasure.
|Sales Package||Accuphase P-4500 - Stereo Power Amplifier and User documentation|
|Height||190 mm (17.48")|
|Width||465 mm (18.31")|
|Depth||427 mm (16.81")|
|Weight||29.2 kg (64.4 lbs) net|
|Continuous Average Output Power (20 - 20,000 Hz)||500 watts per channel into 1 ohm (＊) 360 watts per channel into 2 ohms 180 watts per channel into 4 ohms 90 watts per channel into 8 ohms
Monophonic operation (bridged connection): 1000 watts into 2 ohms (＊) 720 watts into 4 ohms 360 watts into 8 ohms
|Total Harmonic Distortion||Stereo operation 0.05% with a 2-ohm load (both channels driven) 0.02% with a 4 to 16-ohm load
Monophonic operation 0.05% with a 4 to 16-ohm load (bridged connection)
|Frequency Response||At rated continuous average output: 20 - 20,000 Hz +0 –0.2 dB
At 1 watt output: 0.5 - 160,000 Hz +0 –3.0 dB
|Gain||28.0 dB (GAIN selector in MAX position) (Stereo/monophonic operation)|
|Gain Selection||28.0 dB (GAIN selector in MAX position) (Stereo / monophonic operation)|
|Output Load Impedance||Stereo operation: 2 to 16 ohms
Monophonic operation: 4 to 16 ohms
＊With music signals only, 1-ohm loads are permissible for stereo operation and 2-ohm loads for monophonic operation.
|Input Sensitivity (with 8-ohm load)||Stereo operation: 1.07 V for rated continuous average output 0.11 V for 1 watt output
Monophonic operation: 2.14 V for rated continuous average output 0.11 V for 1 watt output
|Input Impedance||Balanced: 40 kilohms
Line: 20 kilohms
|Signal-to-Noise Ratio (A-weighted, with input shorted)||121 dB Gain selector at MAX position
126 dB Gain selector at –12 dB position At rated continuous average output
|Power Meters||Logarithmic scale, with indication off switch –∞ to +3 dB (indication in dB and %)
Hold time switchable 3 s / ∞
＊During monophonic operation, both meters show the same value
|Power Consumption||62 watts idle
485 watts in accordance with IEC 60065
|Warranty Type||Official Manufacturer Warranty|
|Warranty Period||1 Year|
We usually try to dispatch the order on the same day. Usually the shipping duration will vary between 2 -7 days from the day of ordering. Please be assured that we will 100% deliver the product and our team will keep you updated on the shipping process.