SE Tube Amps


How do I find out more information about Single ended Tube amps. I live in the midwest and have no access to them at all. I don't really want techno bable, I looking for something that talks about the different sounds of the different types of tubes...ie...300b vs 845 etc.
Thanks
Mike
128x128brm1
go to www.sonicfrontiers.com
They have some great reading about the history of tubes.....
this is a good article; not exactly on topic but recommended

http://www.audionote.co.uk/
click on audio note philosophy and review both articles