capacitive multiplier

branet · 2010-01-17 12:02 pm

I need PCB layout and schematic for capacitive multiplier for hiraga class a 30 - 40 w amp.
thanke you.

wahab · 2010-01-17 12:07 pm

two darlingtons bdv64/65 two 1k resistances and two
1000uF caps...no need for pcb, or at most , a verobaord
is enough...

branet · 2010-01-17 1:41 pm

wahab said:
two darlingtons bdv64/65 two 1k resistances and two
1000uF caps...no need for pcb, or at most , a verobaord
is enough...

do you have schematics?

wahab · 2010-01-17 2:15 pm

this one should give good results...
don t forget to put caps at the outputs...
it s accoding to your means...
4700 to 10 000uF should do it well..

bobodioulasso · 2010-01-17 7:23 pm

EUVL · 2010-01-17 9:00 pm

A bit more sophisticated :

Long Tailed Pair Zen, A W Newby, Jan 2007

Patrick