Telefunken U47 Large Diaphragm Tube Condenser Microphone Eligible for up to 15% Alto Bucks The 2-pole resonant low-pass filter

The 2-pole resonant low-pass filter now includes two additional Q modes

with sophisticated modern power management circuitry to generate the high-voltage plate supply and high-current heater supply to power the tube

all the warm sweet satisfaction of a real transformer-coupled

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Their hand hammered and lathed surfaces with warm sounds and selection of models may be rooted in tradition

Telefunken U47 Large Diaphragm Tube Condenser Microphone Eligible for up to 15% Alto Bucks The 2-pole resonant low-pass filterSince its original development in 1946, the TELEFUNKEN U 47 has been the microphone of choice for generations of recording professionals. The first condenser microphone to offer selectable polar patterns (cardioid and omni), the original U47 also featured the famous M7 capsule which had been developed in 1928 by Georg Neumann. To this capsule was added an amplifier built from military surplus VF 14 tubes (they had been used in field and aircraft