On farnell website I just can't find the voltages I need in the suggested 15VA...

So options are these 2 TXs.

http://uk.farnell.com/multicomp/mcta...40v/dp/9530835

http://uk.farnell.com/multicomp/mcta...30v/dp/9530797

Any good?

The other solution I read somewhere else is to find a single transformer with different voltage on each secondary windings... Probably not an easy find though...