Tim Williams wrote:

"Tim Williams" wrote in message
...


http://webpages.charter.net/dawill/I...hone%20Amp.gif





I did something similar, see:
http://home.netcom.com/~wa2ise/radio...t6112-8fq7.jpg
and http://home.netcom.com/~wa2ise/radios/tubedac.htm for
the commentary. About 3/4 the way down the page.