Could you not do a graphical analysis? If someone gives you the answer you've learned nothing. Forgive me if this is a bit harsh.
A good starting point is here - http://www.valvewizard.co.uk/gainstage.html as well as other sources like Radio Designers - http://www.tubebooks.org/Books/intro_RDH4.pdf other good reference material here - http://www.tubebooks.org/technical_books_online.htm
Andy..
A good starting point is here - http://www.valvewizard.co.uk/gainstage.html as well as other sources like Radio Designers - http://www.tubebooks.org/Books/intro_RDH4.pdf other good reference material here - http://www.tubebooks.org/technical_books_online.htm
Andy..