Triode mode vs pento mode

I'm new to tube amps/preamps and have a very basic question. What's the difference between triode and pentomodes? Thanks.

hugo102-21-2013 1:33am

jmcgrogan2 Details Discussions Posts This discussion Message User 6,346 posts 02-21-2013 at 05:14pm Copy Comment URL Report Comment Edit Delete Triode mode offers lesser power at an alledgedly better sound quality than Pentode. Hopefully Al will stop in to explain it better. Al...... :)