Amplifier

2 articles

How to Actually Spec an AVR

AVR power ratings are misleading by design. The Denon X3800H's 105W/ch becomes 68-80W all-channels-driven. Here's how to read the real specs: impedance matching, ACD power, HDMI bandwidth, channel count for Atmos, and room correction.

March 31, 2026·13 min read

AVR Watts Per Channel: Why 100W Really Means 65W (ACD Math)

A 100W-rated Denon delivers about 65W with all channels driven. The ACD formula, how impedance affects real output, and a calculator to check if your receiver has enough power for your speakers.

March 18, 2026·9 min read