the funnie this is that the $$$ diference is not seen at the costumers end.

do you realy care the the diode is 3 Cents more (making a 100$ project)from
the low votalge one.......(some stores some cases)

73's


--
http://www.qsl.net/sv1hao
"Bob" wrote in message
...
Lower voltage rectifiers are easier to make and therefore cheaper.
Further,
they have lower forward drop and are faster. No point in using too high a
rating if these other factors are worth considering.