The Parasound Halo A31 High-Fidelity Three-Channel Power Amplifier delivers an impressive 250 watts per channel at 8 Ohms and 400 watts per channel at 4 Ohms, making it one of the top rated power amplifiers for home theater enthusiasts. Designed with adjustable gain up to +6dB over THX Reference level, this amplifier ensures that you experience your favorite content like never before.
Engineered by the legendary John Curl, its circuitry features unbalanced RCA and balanced XLR inputs, and operates in high bias class A/AB mode for pristine audio quality. The direct-coupled signal path eliminates capacitors and inductors, while the complementary MOSFET driver stage and JFET input stage enhance performance.
With 24 beta-matched 15 amp, 60 MHz bipolar output transistors and a robust 1.5 kVA encapsulated toroid power transformer, the Halo A31 guarantees exceptional power delivery. It boasts 98,400 μF power supply filter capacitance and includes DC Servo and relay protection circuits for added reliability.
Features like heavy-duty 24k gold-plated 5-way speaker terminals and THX Ultra2 certification highlight its quality. Plus, the auto turn-on can be triggered by a 12V signal or audio input, making it versatile for any setup.
Daniel Wood (verified owner) –
The Parasound Halo A31 is a game-changer for my home audio setup! The sound quality is phenomenal, and I love the THX certification. Highly recommend!
Andrea Chang (verified owner) –
This amplifier brought my home theater to life. The power output is impressive, and I couldn’t be happier with my purchase.
Vicki Boyd (verified owner) –
I was looking for a high-fidelity power amplifier and found the Halo A31. It exceeded my expectations with its performance and build quality.