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P-28

Vacuum Tube Large Diaphragm Condenser

 

We started designing the P-28 by looking at two of the very best early tube SDC microphones.

The P-28 recreates the low-end performance of the 1955 AKG C 28, while bringing the high-end qualities of the 1954 Neumann KM 54. Employing a sub-miniature triode tube similar the KM 54s, brings a smooth quiet warmth. Inspired by the C 28, we used an easily removable head grill protecting a swappable capsule. The provided cardioid capsule can be exchanged for other polar patterns capsules. The P-28 meets the modern demand for an ultra-quiet noise floor while delivering the warmth and character of these revered vintage microphones. This is accomplished with a FET amplifier stage prior to the tube amplifier stage. This hybrid FET-tube combination delivers just what we were looking for; the quiet and reliability of a FET with the warmth and character of a tube! At the output stage we of course use a custom transformer to provide reliable balanced signal.
This unique FET-tube SCD is one of the best sounding SCD microphones made in any time period. Put it up on drum overheads, on any stringed instrument, or in a Decca Tree with an orchestra to find out why engineers say this is one of the best microphones of our entire line.

 

  • Small Diaphragm Condenser
  • Edge Terminated Capsule
  • 5744-WB Vacuum Tube Amplifier Stage
  • Custom Wound Output Transformer
  • Alternate Polar Patterns with Optional Capsules

P-28

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    B Stock and NEW Pro Audio sales November and December 2025
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