McIntosh
McIntosh MC830 Monoblock Solid State Amplifier
Best monoblock amplifier for audiophiles seeking powerful, high-fidelity sound.
Experience unparalleled audio fidelity with the McIntosh MC830 Monoblock Solid State Amplifier. This amplifier delivers a robust 300 Watts into 8 Ohms, ensuring powerful and clear sound reproduction. Its striking open chassis design, inspired by classic McIntosh aesthetics, is complemented by signature blue Watt meters and cooling Monogrammed Heatsinks™. Built with premium materials and featuring advanced protection circuits like Power Guard® and Sentry Monitor™, the MC830 offers both exceptional performance and reliable operation for discerning audiophiles.
$5500.00
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Owner Satisfaction
4.8
/ 5
Category Rank
168
/ 1684
#168 in Power Amplifiers
Price vs Category Average
-33%
Below average
Power Output per Channel
30084804
/ Watts into Ohms, Watts into Ohms
Who it's for
- Owners prioritizing long-term equipment safety and reliability
- Audiophiles powering demanding, high-performance loudspeaker systems
- Design enthusiasts seeking iconic, premium aesthetic centerpieces
Who should skip it
- Budget-conscious buyers seeking affordable stereo amplification
- Listeners with limited space for bulky audio components
- Purists preferring the harmonic richness of tube amplification
Performance breakdown
Power Delivery
Effortlessly drives demanding speakers with 300 watts of clean, stable power.
Signal Purity
Near-zero distortion ensures the original recording remains completely untouched and transparent.
Build Integrity
Industrial open-chassis design balances rugged durability with iconic, high-end aesthetics.
Thermal Management
Monogrammed Heatsinks keep internal components cool during extended, high-volume listening sessions.
Safety Reliability
Advanced protection circuits provide peace of mind for your premium speaker investment.
Connectivity Versatility
Standard XLR and RCA inputs accommodate most high-fidelity preamplifier configurations.
Key Specs
Power Output per Channel
300 Watts into 8 Ohms, 480 Watts into 4 Ohms
Number of Channels
1
Total Harmonic Distortion
0.005%
Signal-to-Noise Ratio (Balanced)
120dB
Frequency Response
+0, -0.25dB from 20Hz to 20,000Hz
Dimensions (W x H x D)
12-9/32" x 9-1/2" x 16"
Weight
48 lbs (21.8 kg)
Circuit Design
Solid State, Direct Coupled Output
Features
- Delivers 300 Watts of pure audio power
- Signature McIntosh blue Watt meter
- Advanced speaker protection circuits
- Striking open chassis industrial design
- Cooling Monogrammed Heatsinks™
- Includes balanced and unbalanced inputs
- Solid Cinch™ speaker binding posts
- User-selectable Auto Off feature
What customers say
Owners overwhelmingly value the McIntosh MC830 for its exceptional sonic performance and iconic design. The amplifier delivers powerful yet refined audio, characterized by signature McIntosh warmth, deep bass control, and a spacious soundstage that blends tube depth with solid state precision. Beyond sound, the aesthetic is a major draw. The polished chassis and signature blue power meter are celebrated as functional art, enhancing pride of ownership. While a significant investment, the consensus is that the superior build quality, reliability, and enduring brand prestige fully justify the premium price point for dedicated audiophiles.
Know before you buy
The monoblock design means each amplifier is dedicated to a single channel, which eliminates channel-to-channel interference and provides a cleaner, more stable power supply for your speakers.
Yes, the MC830 is equipped with both XLR (balanced) and RCA (unbalanced) inputs, allowing it to integrate seamlessly with a wide variety of preamplifiers.
Power Guard® acts as a real-time monitor that prevents the amplifier from clipping. By subtly adjusting input levels, it protects your speakers from potential damage caused by harsh, distorted signals.
While the open chassis and Monogrammed Heatsinks™ are designed for efficient heat dissipation, you should still place the unit on a flat, stable surface with adequate airflow around it to ensure optimal performance and longevity.
Yes, the amplifier is rated for 300 Watts into 8-ohm speakers and 480 Watts into 4-ohm speakers, providing plenty of headroom for a wide range of high-performance loudspeakers.
The Auto Off feature will automatically power down the amplifier after a set period of inactivity. This is a convenient way to save energy and ensure the unit isn't left running unnecessarily when not in use.
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