They make good modulators but are troublesome at RF in many amps.
Carl
KM1H
----- Original Message -----
From: "Kent Landis" <kelandis@earthlink.net>
To: <Amps@contesting.com>
Sent: Thursday, November 22, 2007 12:01 PM
Subject: [Amps] Svetlana 572b
> Hello All
>
> Does anyone have any comments or recent experience with these Russian
> made tubes.? I searched the archives but there doesnt seem to be any
> recent discussion on this subject.
> Tnx in advance
> 73
> Kent
> N8ZRD
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