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.

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.

Ray Tubes Are Now Available Through Audiophile Heaven in India

Nelson Wu March 6th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes is partnering with the Bengaluru-based retailer Audiophile Heaven to make our vacuum tubes available throughout India.

Ray Tubes Are Now Available Through Beyond the Music in Indonesia

Nelson Wu March 4th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes are now available through Beyond the Music, an Indonesian retailer based in Jakarta.

Ray Tubes and Audioarcan Are Teaming Up

Nelson Wu February 17th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes is partnering with Audioarcan, the Canadian distributor of Icon Audio, to offer their customers our range of premium vacuum tubes.

Ray Tubes + xDuoo: Redefining Hybrid Amps With the TA-32

Nelson Wu January 21st, 2025 2 minute read

Partnership Announcements | News

The first product in the xDuoo + Ray Tubes collab is here: the TA-32 hybrid amp with Ray Tubes 12AU7 vacuum tubes.

Ray Tubes and Limestone Are Teaming Up

Nelson Wu January 6th, 2025 2 minute read

Partnership Announcements | News

Ray Tubes is partnering with Croatian company Limestone on their inaugural tube amplifier, the PP1.

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.

Ray Tubes and Spatial Audio Lab Are Teaming Up

Nelson Wu November 15th, 2024 2 minute read

Partnership Announcements | News

Ray Tubes is partnering with Spatial Audio Lab to make our range of premium vacuum tubes available for their cutting-edge tube amplifiers.

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