<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; charset=iso-8859-1"> <META content="MSHTML 6.00.2715.400" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY> <DIV><FONT size=2>Tommy, you can use any note you want if you are tuning EQT. It sounds like you are looking for the specific numbers. What is the frequency of your C fork?</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>If it is 523 then your A<FONT size=1>4</FONT> would be 439.79 (-0.83 cents)</FONT></DIV> <DIV><FONT size=2>If it is 524 then your A<FONT size=1>4</FONT> would be 440.63 (+2.48 cents)</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>[C<FONT size=1>5</FONT> 523.3 would put you right about on A<FONT size=1>4</FONT> 440]</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Bradley M. Snook</FONT></DIV></BODY></HTML>