<!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=#fff8e0>
<DIV><FONT color=#000000 size=2>Does anyone know which mechanical filters were
available as options in the National NC-400 ? Since the receiver was made
around 1959, I'm assuming they used Collins J series from the 75A4. Does
anyone know for sure? </FONT></DIV>
<DIV> </DIV>
<DIV> </DIV>
<DIV><FONT color=#000000 size=2>Floyd Sense in Angier,
NC</FONT></DIV></BODY></HTML>