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A black, three-channel power amplifier labeled 'BasX A3+' with visible brand logo and model information.
BasX A3+ Three-Channel Power Amplifier

Best Seller

BasX A3+ Three-Channel Power Amplifier

Three-Channel Power Amplifier
Regular price
$799.00
Sale price
$799.00
Regular price
Temporarily unavailable
Unit price
per 

Product Overview

The BasX A3+ is a three-channel power amplifier that delivers 140 watts/channel into 8 Ohms and 200 watts/channel into 4 Ohms, all channels driven, with a rated THD+N of <0.02%, and an A-weighted S/N ratio of 112 dB. The BasX A3+ features a heavy-duty linear power supply, high-quality Class A/B amplification, transparent fault protection, and a trigger input and output.

The BasX A3+ offers both individual unbalanced RCA inputs and balanced XLR inputs for each channel, so it can be used with almost any preamp or processor, and any AVR that has preamp outputs. Audiophile grade five way speaker terminals accept banana plugs, spade lugs, or bare wire. These features combine to enable the BasX A3+ to deliver true audiophile performance and sound quality at an amazingly affordable price.

The BasX A3+ is the ideal choice to power a 3.1 channel system, to upgrade the front three channels of a surround sound receiver, or for anywhere where three channels of great sounding clean power are needed.

Product Features

A black, three-channel power amplifier labeled 'BasX A3+' with visible brand logo and model information.

Sound Quality First

Designed first and foremost to sound great in all types of audio systems with all types of music.

Great sounding Class A/B output stage ensures smooth, detailed sound and incredibly natural imaging, without a trace of harshness or strain.

Low noise, wide bandwidth design, and a highly optimized input stage, lets you hear everything your high definition sources have to offer.

Totally stable with real world speakers in real systems; not just on a test bench.

Front photo of BasX A3+

Solid Engineering And Quality Construction

A heavy duty linear power supply with an oversized toroidal power transformer delivers plenty of current to drive even difficult speakers.

Top quality parts and construction throughout deliver years of reliable trouble-free service.

Heavy steel chassis with milled aluminum faceplate offers strength and rugged good looks.

Double sided FR4 circuit boards, with plated-through holes, help optimize signal paths and minimize the need for point-to-point wiring.

Rear photo of BasX A3+

Flexible Power and Control Options

The BasX A3+ is designed to operate on either 115 VAC or 230 VAC at 50/60 Hz and will automatically detect and configure itself for the proper line voltage. Remote trigger input and output allow the BasX A3+ to control and be controlled by other trigger-enabled equipment.

Rear Photo of BasX A3+ showing various connectors

Audiophile Quality Speaker Connections and Both Balanced and Unbalanced Inputs

Heavy duty insulated five-way speaker binding posts allow you to use a wide range of speaker cables with bare wires, lugs, or banana plugs. Both individual balanced XLR and unbalanced RCA inputs for each channel ensure compatibility with a wide range of preamps and AVRs.

Photo of BasX A3+ with top cover removed showing internal parts

Strong Yet Silent System Protection

Audiophile-grade fault protection is entirely transparent under normal listening conditions, yet protects the amp and your other equipment from virtually all common faults.

Full three-year warranty ensures that you’ll be able to enjoy your BasX power amplifier for years to come.

Specs & Downloads

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FAQ

The BasX A3+ provides 140 watts per channel into 8 ohms and 200 watts per channel into 4 ohms, all channels driven. With a robust linear power supply and oversized toroidal transformer, it’s built to handle real-world speakers with ease.

The A3+ is ideal for powering a 3.1 channel home theater, upgrading the front three channels of a surround receiver, or adding dedicated amplification for your left, center, and right speakers. It’s the perfect way to bring clarity and impact to the most important channels in your system.

It combines audiophile-class A/B amplification with both balanced XLR and unbalanced RCA inputs for flexibility. Heavy-duty five-way binding posts ensure solid speaker connections, while advanced fault protection safeguards your system without ever interfering with your music or movies.

Yes. The A3+ works with stereo preamps, surround processors, and AVRs with preamp outputs. Trigger in/out connections allow it to power on in sync with the rest of your gear.

Built in a rugged steel chassis with a milled aluminum faceplate, the A3+ is engineered for years of reliable service. It’s backed by Emotiva’s 3-year warranty and supported by our U.S.-based team in Franklin, Tennessee.

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