Sennheiser TM003 Wiring

[losaned]

Hi all, i have 3 -4 of these transformers that id like to use as DI's, the only problem is I have no idea on the wiring, Is anyone able to help out on what wires go to what? Attached is the picture,

Thanks in advance 

 

[pucho812]

https://groupdiy.com/index.php?topic=1417.0

According to their 1971 catalog they were 8.00(USD)
http://lcweb2.loc.gov/master/mbrs/recording_preservation/manuals/Sennheiser%20Price%20List%20(1971-C).pdf

There is also this website

http://www.tube-classics.de/TC/MyEquipment/Listening/MCPreamps/MCData.htm

Oh and in the attached photo according to the web the tm005 is the same but different  housing?

 

[losaned]

Thanks heaps for the info!! Seems like they work Any old transformers you know of that i should keep an eye out for to build some DI's? No stress just interested! 

Cheers!

 

[pucho812]

utc ls10X. However due to their reputation they can be quite expensive....

https://www.gearslutz.com/board/geekslutz-forum/737329-how-build-bruce-swedien-bass-box-vintage-utc-ls10x.html