Here you can find the right PSU and cables for your microphone.

Modification of solid state RFT microphones from Gefell MV 690, MV 691, MV 692, PM 750, PM 860, UM 705 to 48V phantom power and 3-pin XLR connector
(redesign the old plug piece)

Modification of RFT-Neumann tube microphones UM 57, CMV 551, CMV 561, CMV 562, CMV 563 and M 582 to 6-pin XLR connector

Tube microphone cable 6m long with Amphenol AC6AM and 6-pin Binder 690  for the connection of Neumann KM54, KM54a, KM56, KM64a and Shoeps M221b to the 19" Twin PSU Tubelife-249

Tube microphone cable 3m long with Amphenol AC6AM and RFT NS-84 for the connection of Neumann UM57, CMV563 or M582 to the 19" Twin PSU's Tubelife-2 or Tubelife-257

Tube microphone cable 6m long with Amphenol AC6AM and RFT NS-84 for the connection of Neumann UM57, CMV563 or M582 to the 19" Twin PSU's Tubelife-2 or Tubelife-257

Tube microphone cable 6m long with Amphenol AC6AM and 7-pin Binder 691 for the connection of Neumann U60 to a modified 19" PSU Tubelife-67

Tube microphone cable 6m long with Amphenol AC6AM and 6-pin Binder 690 for the connection of Neumann U64 and U64u to a modified 19" Twin PSU Tubelife-257

Tube microphone cable 6m long with Amphenol AC6AM and modified 7-pin Binder 691 for the connection of Neumann U67 to the 19" PSU Tubelife-67

Tube microphone cable 6m long with Amphenol AC6AM and 7-pin Binder 691  for the connection of Neumann M249b to the 19" Twin PSU Tubelife-249