The D-EF47 is true to the Famous U47 Tube Microphone Design based on the EF800/EF802/EF80 tube (VF14 replica) and K47/M7 Capsule. Various Transformer BV8 Style can also be used with this PCB as the transfomer can be mounted inside the microphone Enclosure appart from the PCB.
FOUND was set up in 2005, it is a professional PCB manufacturer which specializes in manufacturing high-density Double-sided PCB, Multilayer PCB, and special material printed circuit boards, serving for both domestic and foreign high-tech enterprises and research units. Layer count covers from 2L to 20L, including normal FR4, High-Tg, Heavy copper PCB, Aluminum/Metal-based PCB, Hybrid PCB, and HDI etc.
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