<!DOCTYPE HTML PUBLIC "-//W3C//DTD W3 HTML//EN">
<HTML>
<HEAD>
<META content=text/html;charset=iso-8859-1 http-equiv=Content-Type>
<META content='"MSHTML 4.72.3110.7"' name=GENERATOR>
</HEAD>
<BODY bgColor=#ffffff>
<DIV><FONT color=#000000 size=2>Having made the plunge into obtaining a SB104A,
I have to make a decision for an ext VFO, one is a SB644 and the other is a
SB644A. Question..What is the difference in the units and will either work
on the SB104A. Anyone have one available at a reasonable
price?</FONT></DIV>
<DIV><FONT color=#000000 size=2></FONT> </DIV>
<DIV><FONT color=#000000 size=2>Gene N5ZDF</FONT></DIV></BODY></HTML>