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Bv.11 (M49a/b/c, M50a/b/c, M249c M250c)
The Bv.11 transformer as used in the M49 and M50 microphones. Hand-wound to the original vintage specifications using 4-chambered bobbins. Custom stamped UI30/25 laminations are meticulously heat treated to match the desired magnetic properties. Fully compatible with vintage microphones as a replacement part.
Ratio 7:1 or 10:1
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