I believe the 3-500Z is physically larger (taller) than a 4-400. Don't have
any other information.
de Paul, W8AEF
ZF2JI/ZF2TA FO8DX/FO8PLA 8Q7AA XZ0A VU7RG TX5D
----- Original Message -----
From: "Robert Perdue" <firstname.lastname@example.org>
Sent: Thursday, October 08, 2009 7:41 AM
Subject: [Amps] Henry 2K-2
> Looking for some input on using 3-500Z in the 2k-2 as opposed to the
> The 400's were zero bias and I have heard of folks just putting in the
> without any mods. Any thoughts?
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