In a message dated 96-09-20 09:51:56 EDT, you write: > >Things can be a lot different for solid state designs. We can build dimming >into the circuitry. So, it is possible to have electronic HPF units that >dim. >Hope that helps, > >Eric Okay, good point, Eric. Is the current Allanson solid state HPF, or can it be? If it's not big deal why not just do it all the time? Jeff Golin