Class AB vs Class D Amplifiers: Which One Should You Choose?
The real difference between Class AB and Class D is efficiency, heat, size, and cost, not sound q...
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Audiophile Reference Tier
Class A Amplifiers
Class A car amplifiers from Audio Wave and Tru Technology. The audiophile reference topology for SQ-focused builds.
Authorized Dealer
Every amplifier is brand new with the full manufacturer warranty.
Power Matching
Send us your subwoofer or speaker specs. We'll recommend the right amplifier at the right impedance before you buy.
Hands-On Expertise
Direct support from staff who designs, builds, and competes with these systems. Honest recommendations, not upsells.
Fast Shipping from TN
In-stock orders ship within 1-2 business days from our Tullahoma, Tennessee warehouse.
Decision Shortcut
Find Your Match
Curated picks matched to common build goals
Best Class A Entry
Audio Wave
Audio Wave Excel CA | 2 Channel Class A Amplifier
2-channel Class A at $3,499.99. The accessible entry point for Class A front-stage amplification.
$ 3,499.99
View DetailsBest Class A Demo Deal
Audio Wave
Audio Wave Aspire Pro V2 Class A 2-Channel Amplifier | Previous Display
Demo unit Aspire Pro V2 at $6,999.99 (regularly $11,999.99). 41% off, last one available.
$ 6,999.99 $ 11,999.99
View DetailsBest US-Built Class A
Tru Technology
TRU Technology Billet B22-A v2.5 - 2-Channel Class A Amplifier
US-built billet aluminum Class A 2-channel at $8,500. Reference circuit topology with audiophile-grade components.
$ 8,500.00
View DetailsBest Class A Flagship
Audio Wave
Audio Wave Aspire Pro V2 Class A 2-Channel Amplifier
Aspire Pro V2 2-channel Class A at $10,999.99. Audio Wave audiophile flagship with no compromise.
$ 10,999.99
View DetailsBest Class A Monoblock
Audio Wave
Audio Wave CR-30X - Class A Monoblock Amplifier
Class A monoblock for subwoofer duty at $18,500. The only Class A sub amplifier option in car audio at this caliber.
$ 18,500.00
View DetailsShop the Lineup
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Rainbow
Rainbow Audio Dream 0.5K Mono Class D Amplifier
$ 89.99 $ 399.99
Rainbow
Rainbow Audio SL-M2 2 channel micro amplifier
$ 98.99 $ 549.99
US Acoustics
US Acoustics Lisa | 4 Channel Class AB Amplifier | 4 x 50w
$ 159.99
US Acoustics
US Acoustics Wendy | 2 Channel Class AB Amplifier | 2 x 75w
$ 159.99
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Rainbow
Rainbow Audio SL-M2 2 channel micro amplifier
$ 98.99 $ 549.99
US Acoustics
US Acoustics Wendy | 2 Channel Class AB Amplifier | 2 x 75w
$ 159.99
US Acoustics
US Acoustics Andrea | 2 Channel Class AB Amplifier | 2 x 150w
$ 289.99
Arc Audio
Arc Audio Nighthawk 2-Channel Amplifier | 800W | Class D
$ 699.99 $ 749.99
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DSP for Tuning Control
Add a Processor to Dial It In
A DSP gives you crossovers, EQ, time alignment, and signal routing in a single unit. The amplifier delivers the power; the DSP makes the system actually sound right.
