canale wrote: > Since some time I have a long wave converter > RA 6337 A but no manual end schematics . > Anybody able to help me ? Gianfranco, I was looking for this one for months, without any luck. In the end I traced out the majority of it myself. I can e-mail you a .pdf copy of this, if it might be of use. Maybe someone will come up with the real thing.... 73 Dan ac6ao g3ncr