Microtech NEUMANN - GEFELL (ex RFT) microphone set MK221

Description

There is the sample picture on gallery, you receive absolutely same condition, as pictured but different serials numbers. Add new device that i have price is for 1 set!!!
http://www.microtechgefell.de/dmdocuments/MK221_MK223_S1+2.pd
MK221 capsule + MV201 preamplifier. Need 200V DC polarization to operate.
Can help with data sheets & schematic.
One of variant of power supply is here (the links need to be copy-pasted)
http://www.elektroakustika.cz/zdroj.html
+ additional one, authentic, connector to surface (of PSU case) mount for each set.
Tested with precision RFT
Neumann
Robotron Sound Level Meter + 94dB + 117dB pistonefones.
Satisfaction guarantee.
Contact with me, if you have a question.
Can make matched  pair (or more) with frequency response, and absolute acoustic pressure with pistonphone.
Full analog of this
Gefell M221 Studio Omni
http://www.economik.com/gefell/mk-221-with-mv225
~ 2500$
Schematic is there:
http://www.elektroakustika.cz/mv201.html
Some owners experience
https://www.gearslutz.com/board/remote-possibilities-acoustic-music-location-recording/484614-gefell-mk221-mk202.html
Tag: Josephson, Neumann,  GEFELL,
Microtech, Bruel & Kjaer.
Normal shipping to US is about ~20 +/-5days.
Please discovery my other lots.
A63 + MK102 capsule, is only for compatible demonstration, NOT included in this lot!!!