Description

U87 microphone transformer substitute replacement/upgrade – the Analog Classics MT1311 Mic Output Transformer is a great choice for both FET and tube microphone circuits that utilize a 10:1 ratio.  This output transformer is most at home in U87 and U87 style microphones, and is also a great choice for DIY microphone projects.  For electrical specifications, please see the “Additional Information” tab.

Additional information
BrandAnalog Classics
ConditionNew
Ratio9:5:1
Impedance200Ω
Inductance90H
Short Inductance45mH
20hz - 20khz+/- 1dB
Gain/Loss-20dB
Max Output-14dBu
Typical Zout150Ω
Primary L90H, w/shorted secondary: 45mH
Length25mm
Width17mm
Height12mm
Compatible Part NumberMT1311
Compatible Brand