RAY TUBES, based in Oakland, California, has launched the 5U4 rectifier tube, expanding its range of vacuum tubes for audio equipment.

The 5U4 tube is manufactured to meet quality standards comparable to the top 5% of New Old Stock tubes.

Retailing at $92 each, these tubes are crafted and tested rigorously to ensure performance reliability.

The company also produces other popular tubes like 12AU7, 12AX7, and EL34, catering specifically to the audio industry.

RAY TUBES addresses supply chain challenges by offering high-quality, dependable alternatives for audio vacuum tubes.

RAY TUBES, based in Oakland, California, has launched the 5U4 rectifier tube, expanding its range of vacuum tubes for audio equipment.

The 5U4 tube is manufactured to meet quality standards comparable to the top 5% of New Old Stock tubes.

Retailing at $92 each, these tubes are crafted and tested rigorously to ensure performance reliability.

The company also produces other popular tubes like 12AU7, 12AX7, and EL34, catering specifically to the audio industry.

RAY TUBES addresses supply chain challenges by offering high-quality, dependable alternatives for audio vacuum tubes.