This is a rare opportunity to have a matched pair of KM54a microphones with consecutive serial numbers.

Vintage Neumann KM54a tube condenser microphones, serial numbers 5355 and 5356.

Both microphones were professionally serviced this month by Peter Drefahl / Drefahl Audio.

Service work included:

  • Reskinning of the KK54 capsules
  • Full inspection and servicing
  • Testing of the original AC701k tubes
  • Dedicated Drefahl dual power supply
  • Two matching microphone cables

The original AC701k tubes are in good condition and were tested by Peter Drefahl during the service.

Included:

  • Neumann KM54a serial #5355
  • Neumann KM54a serial #5356
  • Original individual microphone cases
  • Drefahl Audio dual power supply
  • Two microphone cables

The microphones present very well for their age, with cosmetic condition exactly as shown in the photos.

A rare complete matched stereo setup with consecutive serial numbers, professionally serviced this month and ready to use with the appropriate power supply and cabling.

Insured shipping from Bucharest, Romania can be arranged.


This item is sold As-Described

This item is sold As-Described and cannot be returned unless it arrives in a condition different from how it was described or photographed. Items must be returned in original, as-shipped condition with all original packaging.Learn More.

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Listed17 minutes ago
ConditionVery Good (Used)
Very Good items may show a few slight marks or scratches but are fully functional and in overall great shape.Learn more
Brand
Model
  • KM54a Stereo Pair Condenser Tube Microphones
Categories
Made In
  • Germany

Product safety information may be available here.

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Bucharest, Romania
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