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Subject: Re: 6AG7 diode connected

From: "bbluthang" <jumpswine@...>
Date: 2008-01-30

excuse my ignorance too..
but why do most of the circuits in Waveforms use a 6AG7 diode
connected, rather than just a regular diode tube?
Is there some advantage to using a pentode as a diode?



--- In tubesynthdiy@yahoogroups.com, "Fernando de Izuzquiza" <fdi@...>
wrote:
>
> In Files/Waveforms/ there are some interesting simple circuits using
a 6AG7 "diode
> connected" (diode modulators, etc)
>
> Does it mean those are passive circuits?
> No need to apply voltage even to heaters?
>
> Excuse my ignorance...
>