S-40 vs S-40A

[FRED HOLNAGEL]

According to Chuck Dachis book, I quote. , "Some of the S-40 dials were 
white, (amber with age) The S-40A dial was green. There may be some value 
changes on some capacitors and resistors."  Fred W7PRV
----- Original Message ----- 
From: "rick darwicki" <n6pe at YAHOO.COM>
To: <BOATANCHORS at LISTSERV.TEMPE.GOV>
Sent: Thursday, February 01, 2007 9:34 PM
Subject: [BOATANCHORS-TEMPE] S-40 vs S-40A


> Hello all,
>
>  Can zomeone please give me a link or quick rundown on the electronic 
> differences between a S-40 and S-40A ?
>
>  Thanks,
>
>  Rick, N6PE
>
>
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