MK47 PCB Tube Mic Kit in stock

1 Kit contains (as pictured):
Bv.08c Transformer
Mk47 PCB
Metal can output capacitor
HZ Relais for switching cardioid/omni
+all caps, resistors, sockets and insulators needed to complete the head amplifier (except tubes and capsule).
€229,00 per Mk47 Kit (+ shipping and paypal fee/Austrian VAT taxes if applicable)
To purchase, pls send a email to
ioaudio@gmx.net for a quote.
Pls include the required amount, your name and adress, and your EU Vat number if you have any.
To complete a mic, you need:
a pair of 6028 / 408a tubes, a capsule, a mic housing, a PSU, cabling and connectors
Build thread--->
http://www.groupdiy.com/index.php?topic=41379.msg513821#msg513821--------------------------------------------------------------------------------------------------------------------------------------
Bv.12 transformer in stock
U67 transformer
Wound from the original blueprints, including primary, secondary and tertiary (feedback) winding AND interwinding shield.
Laminations from my own production.
€179,00 per Bv.12 Transformer (+ shipping and paypal fee/Austrian VAT taxes if applicable)
To purchase, pls send a email to
ioaudio@gmx.net for a quote.
Pls include the required amount, your name and adress, and your EU Vat number if you have any.

Connections&layout
U67Schematics