[sdiy] Hollow low-pressure ladder filter

[Magnus Danielson]

From: eric b <metasonix at earthlink.net>
Subject: Re: [sdiy] Hollow low-pressure ladder filter
Date: Wed, 01 May 2002 22:15:37 -0700

Eric,

> >> Is 12U7 the same as the ECC86?
> 
> ECC86 = 6GM8

Thanks for your tips!

Have I missed your comment on the general idea of doing a tube ladder
filter? I'd love to hear it never the less.

Cheers,
Magnus - gotta start doing something with tubes eventually