Back to Blog Guides January 6, 2023 What is Differential Reference™? Lonnie is here with a tech talk to discuss what the Differential Reference™ feature is on our top of the line products. What it means for these products and how it helps to deliver the cleanest and best performance possible to your system. Share Post Shop the Post XPA-DR2 Differential Reference™ Two-Channel Power Amplifier $2,199.00 XPA-DR1 Differential Reference™ Monoblock Power Amplifier $1,699.00 Related Articles September 9, 2025 Ripewave Audio Compares the new RMC-1+ to the Original RMC-1 Read August 27, 2025 Unlock Your AVR’s Potential: Best Amp Upgrades for Home T... Read August 7, 2025 How to Read Audio Specs (Without Getting Overwhelmed) Read July 28, 2025 Are HiFi CD Players Still Worth It in 2025? Complete Guid... Read July 17, 2025 Plus Processor & CR8 Processor Resources Read