Neumann KM54a Matched Pair - Consecutive Serial Numbers - Original AC701k Tubes is a used item in very good condition, listed on Reverb. The asking price is £9,589. It is offered by INPUT Buy & Sell & Trade through Reverb. Local pickup is available. It is in our Microphones category. Used Gear Hunter first saw this listing on 4 November 2026 and last saw it on 10 November 2026. It has been seen 12 times in our scans. Prices are converted from the seller's currency when we scan the listing, so the amount you pay may differ slightly. The seller sets shipping, and import duty or VAT may apply, so check the final cost and the item's details on Reverb before buying.

From the seller

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.

Neumann KM54a Matched Pair - Consecutive Serial Numbers - Original AC701k Tubes

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