Phædrus Audio Electronic TubesTM are designed as drop-in replacements for scarce and expensive tubes used in famous, vintage microphones including: The Neumann U47, U48, KM54, KM56, M249, M49, M50, SM69, M269c, Schoeps M211b, M222 and others. The electronic tubes are designed so as to not require any modification to these valuable microphones. See below for a short video, further information, applications and technical information.
Three models of Phædrus Audio Electronic TubesTM are currently available:
The Phædrus Audio VF14M and the The Phædrus Audio VF14T
The Phædrus Audio AC701k
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