Shure OEM Microphone Transformer
Vintage Manufacturer part # 90M2150 - Made in USA by Shure

Are you Rebuilding a Vintage Microphone?

Use with Controlled Magnetic or Dynamic Microphone Elements with very low impedance
for connection to Hi Impedance Amplifiers such as Guitar Amps for stage use.
Will work with CM's as low as 2 Ohms (DC)

--  tiny - small size - LOW PROFILE so it can fit in most Bullet Mic Shells.
 --  See Photos - 
25.8mm X 18.8mm X 13.8mm

Input Impedance range: 25 to 600 Ohms
Output Impedance range: 10K to 50K Ohms
DC Resistance Pri:20 Ohms, Sec:2000 Ohms

Have a CM Element with Very Low DC resistance 2 to 250 Ohms? 
Try this Transformer to "BOOST THE IMPEDANCE"

A Wiring Diagram will be Supplied. 
This vintage part was used and has been tested and certified 

Note: Supply is LIMITED.  Don't Wait.

I PACK AND SHIP QUICKLY - USA SELLER.

---> Check out the similar Shure 51A38W Transformer in my other auction!! <-----

Photo that depicts a shell and element are for proportion purpose only they are not included in this sale