IG-18 and IM-5258

[Charles W. Morehouse]

Hi All,
Does anyone have page three of the mod?  Cannot download page three.
Wayne;
W4GBW

Charles Seitz wrote:

> Look near the bottom of this page for some IG-18 mods:
>
> http://web.archive.org/web/20040208014604/www.circuitarchive.fsnet.co.uk/heath.htm 
>
>
> ---  CHAS  WA2DYA
>
>
>
> ----- Original Message ----- From: "Greg Boye" <greg at BOWSER.COM>
> To: <HEATH at LISTSERV.TEMPE.GOV>
> Sent: Friday, January 28, 2005 13 42
> Subject: [HEATH-TEMPE] IG-18 and IM-5258
>
>
> I remember reading an article a year or two ago about someone making 
> some slight changes to an
> IG-18 audio generator to improve its distortion specs.  Does anyone 
> know where I can find this
> article or post on the web?  The reason that I am asking is that I 
> recently purchased an IM-5258
> Harmonic Distortion analyzer and I connected it to my IG-18 audio 
> generator the other night to
> check it out.  It measured my oscillator at 1% THD and I confirmed it 
> with using an older IM-58
> tube analyzer.  Looks like I will tear open the IG-18 tonight to see 
> what I can find.  While I am at it,
> I may want to perform the modifications at the same time.
>
> Thanks,
> Greg W8NGA
>
>
>

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