For sale - new & in the box: This is a nice tube type Interstage / driver transformer. Merit A-2913 20 k-ohm CT primary and 20 k-ohm CT secondary<br> New in box - never used. Will sell for $15.00 plus $6.00 shipping Picture: http://home.cfl.rr.com/happysurfer/imag/Merit_transformers.jpg