Deeper Dives

For the Love of Audio #1: Hicham of Oslo Vacuum Lab

Nelson Wu November 21st, 2025 4 minute read

For the Love of Audio | Deeper Dives

We talk to Hicham of Oslo Vacuum Lab about the philosophy of purity, quality, and beauty that has quietly made OVL one of the best in the business.

For the Love of Audio: A New Ray Tubes Blog Series

Nelson Wu November 21st, 2025 2 minute read

For the Love of Audio | Deeper Dives

Introducing For the Love of Audio, a new series on the Ray Tubes blog spotlighting the people behind some of the audio's industry most beloved brands and products.

Ray Tubes' 1-Year Warranty: Guaranteed by Our Rigorous Quality Control

Nelson Wu December 16th, 2024 3 minute read

Deeper Dives

Warranties on vacuum tubes are rare. We make ours possible with a rigorous, seven-step quality control process.