[sdiy]Is it a dual square transistor ? ;)

[Mike]

> I have recently grabbed this part into a 40 or 50 years old
special/strange
> mixing desk  from the ORTF (the french BBC). This part have 6 legs and a
square
> shape , tagged CM241 made by RTC/SIS (?) and was  used by 2 into each
tracks of
> this mixer in combination with tiny Schlumberger (audio) transformers...
>
> I have opened  one and here is a picture of what i found inside of the box
..
> >From your opinion , what is it ? I have not yet tested it with the
> multimeter/diode checker, neither have schematics of this mixer or modules
.
>
> The picture is on my web site here: http://m.bareille.free.fr/CM241.JPG
>
>
I think it is a balanced line RFI filter