Anthem
Anthem P5 Amplifier
Best high-end power source for serious audiophiles seeking neutral, precise sound.
Experience unparalleled audio fidelity with the Anthem P5 Amplifier, a discontinued powerhouse from 2005 designed for the discerning audiophile. This stereo amplifier delivers exceptionally neutral and precise amplification, revealing the subtlest musical nuances without altering the original signal. Its robust design ensures stable operation into any impedance, providing firm grip and extension in the lower registers for impactful bass. Advanced Load Monitoring offers robust protection, making it a reliable centerpiece for your high-fidelity system.
$8999.95
Owner Satisfaction
4.7
/ 5
Category Rank
421
/ 1688
#421 in Power Amplifiers
Price vs Category Average
+9%
Above average
Power Output
3258
/ watts per channel continuous power into ohms
Who it's for
- Critical listeners demanding neutral, high-fidelity sound reproduction
- Audiophiles driving power-hungry, low-impedance speaker systems
- Home theater owners prioritizing long-term equipment reliability
Who should skip it
- Owners with enclosed cabinets lacking proper ventilation
- Users with limited rack space or structural floor constraints
- Budget-conscious buyers seeking entry-level amplification solutions
Performance breakdown
Power Delivery
Massive current reserves drive even the most demanding speakers with ease.
Sonic Neutrality
Delivers an uncolored, transparent signal that honors the original recording.
Bass Authority
Provides exceptional grip and impact in the lowest frequency registers.
Build Integrity
Heavy-duty steel chassis and massive heatsinks ensure long-term operational stability.
Protection Reliability
Advanced Load Monitoring keeps the circuitry safe under any impedance load.
Connectivity Versatility
Balanced XLR and RCA inputs accommodate a wide range of preamps.
Key Specs
Power Output
325 watts per channel continuous power into 8 ohms
Channels
2 (Stereo)
Inputs
RCA and XLR balanced
Chassis Material
12-awg steel
Output Devices
14 bipolar output devices per channel
Heatsink Area
1125 square inches per channel
Power Cord
14-awg AC power cord
Output Impedance
Stable into any impedance
Features
- Delivers musical subtleties without signal manipulation.
- Provides firm grip and extension in lower registers.
- Stable operation into any impedance, including shorts.
- Employs Advanced Load Monitoring for amplifier protection.
- Exceptionally neutral and precise amplification.
- Designed for high current delivery.
- Reveals harmonic delicacies of music.
- Offers seriously slamming bass.
What customers say
The Anthem P5 Amplifier earns high praise for its exceptional power and unwavering reliability. Users consistently note its ability to drive difficult, low impedance speakers with effortless clarity and zero distortion. The sound quality is described as transparent and authoritative, allowing source material to present naturally. Beyond performance, the build quality is frequently highlighted; the unit feels exceptionally robust, suggesting long term durability. While positioned as a premium component, owners feel the enduring quality and performance fully justify the cost. Minor concerns about its significant size and warmth under heavy load do not detract from its reputation as a top tier, dependable foundation for serious audio systems demanding uncompromising power.
Know before you buy
Because the P5 is designed for high current delivery and remains stable into any impedance, it is an excellent match for demanding, low-impedance speakers that require a firm grip to control their drivers effectively.
No, the Anthem P5 is a dedicated power amplifier. It does not feature a built-in digital-to-analog converter or volume controls, so you will need a separate preamplifier or a source component with variable output to manage your system.
This proprietary protection circuit continuously monitors the amplifier's output to prevent damage from short circuits or extreme thermal conditions. It ensures the unit remains reliable even when pushed hard, without interfering with the audio signal during normal operation.
No, the P5 is not bridgeable. It is designed as a high-performance stereo amplifier, and attempting to bridge the channels could damage the unit.
The amplifier is equipped with both RCA and XLR balanced inputs. This allows you to connect it to a wide variety of preamplifiers, with the balanced XLR option being ideal for longer cable runs or reducing potential noise interference.
The P5 is a substantial piece of equipment built with a heavy-duty 12-awg steel chassis and massive internal heatsinks. You should ensure your shelf or rack is sturdy enough to support its weight and provides ample ventilation space, as the unit relies on its large heatsink area to manage heat dissipation.
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$9000