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Re: [Amps] amp schematic drafting?

To: "Paul Kelley N1BUG" <>, <>
Subject: Re: [Amps] amp schematic drafting?
From: "David C. Hallam" <>
Date: Thu, 6 Mar 2008 14:47:11 -0500
List-post: <">>

You can do this with Visio Technical.  Older versions are usually available
on eBay at little cost.


> -----Original Message-----
> From: []On
> Behalf Of Paul Kelley N1BUG
> Sent: Thursday, March 06, 2008 2:40 PM
> To:
> Subject: [Amps] amp schematic drafting?
> I hope this isn't too far off topic...
> Can anyone recommend free or low cost software for drawing tube
> amplifier schematics? I have been searching for some time but
> haven't found anything with a component library well suited to this
> purpose (often missing are such things as variable caps,
> potentiometers, tubes, relays, switches, and other parts common to
> amps). Or do I need to make my own component library to do this?
> Many years ago I had built my own component library for some old DOS
>   'paint' type program, which worked well enough. Sadly a series of
> stupid actions on my part resulted in loss of those files long ago.
> 73,
> Paul N1BUG
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