Nelson Wu

Nelson Wu is the founder and CEO of Ray Tubes. His fascination with audio developed over fifteen years in the industry. Through Ray Tubes, he's privileged to immerse himself in the audiophile community and to hear the stories of people who have been working with vacuum tubes for their entire lives.

Oslo Vacuum Lab + Ray Tubes: Pure Perfection with the 300BTC Tube Amp

Nelson Wu November 24th, 2025 2 minute read

Partnership Announcements | News

The Ray Tubes + Oslo Vacuum Lab collaboration is here. Introducing the 300BTC Tube Amp with RESERVE 300B tubes - a marriage of complementary philosophies.

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 and BonaWatt Are Teaming Up

Nelson Wu November 12th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes is teaming up with Polish brand BonaWatt to bring our vacuum tubes to their range of tube amplifiers.

Ray Tubes and Galion Audio Are Teaming Up

Nelson Wu August 26th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes and Galion Audio are partnering up to supply Ray Tubes vacuum tubes as premium upgrade options on Galion's range of tube amps.

Ray Tubes Are Now Available Through Damino in South Korea

Nelson Wu July 15th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes vacuum tubes are now available in South Korea through Damino Sound Technologies, a leading hi-fi retailer known for excellence and tradition.

Ray Tubes and Streamline HiFi Are Teaming Up

Nelson Wu July 11th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes is partnering with Streamline Hifi to bring our vacuum tubes to their handcrafted stereo consoles, blending audiophile sound with mid-century design.

Ray Tubes and Oslo Vacuum Lab Are Teaming Up

Nelson Wu July 3rd, 2025 2 minute read

Partnership Announcements | News

Ray Tubes is partnering with Oslo Vacuum Lab to offer our premium vacuum tubes in their beautiful, bespoke tube amplifiers.

Ray Tubes Are Now Available Through Perfect Sense in Sweden

Nelson Wu June 28th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes vacuum tubes are now at Perfect Sense, Stockholm’s audiophile hi-fi hub. Check them out for high-end audio and expert service across Sweden.

Ray Tubes and Audiopax Are Teaming Up

Nelson Wu March 27th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes is partnering with Audiopax to bring our vacuum tubes to their range of innovative, award-winning tube audio products.

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