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Re: [Amps] Henry 3K Classic project.

To: amps@contesting.com
Subject: Re: [Amps] Henry 3K Classic project.
From: donroden@hiwaay.net
Date: Fri, 25 Sep 2009 23:07:18 -0500
List-post: <amps@contesting.com">mailto:amps@contesting.com>
Feed 110 through a variac or 100 watt lightbulb to the normal 220 connection.

Don WA4NPL


Quoting "Donald Fox" <taurusshoguy@yahoo.com>:

>
> First off, thanks to those who continue to offer insight.experience  
> both on and off list.
>  
> That being said, I finally got the time to do some poking around,  
> and boy does it need a cleaning inside and out. The PO advised that  
> when it went belly up some 2 years ago, he pushed it into his garage  
> and left it sit since he had other amps at hand.
>  
> An error on my part was intially reporting that the front panel does  
> is not have the 10m bandswitch position marked. Upon a closer look  
> it does.
>  
> A quick test between the HV connector and ground showed well over  
> 100k resistance with the reading going upward. I presume this woul  
> be the filter cap charging. I also noted that primary terminal #1 on  
> the HV xformer looked a bit overheated at some point. The insulation  
> near the connector is brittle and crumbly.
>  
> The RF deck interior looks very good despite quite a bit of dust  
> which I promptly removed. An interesting item of note it that the  
> coil that comes from the roller inductor is secured to the fixed cap  
> bank behind the 8 DC blocking caps. The manual I have shows this  
> coil attached in front of the DC caps. I wonder if this makes a  
> difference, or possibly is a production update of some kind.
>  
> Stil have not applied and AC yet. I was considering firing it up on  
> 120 instead of 240 the first time as a safety feature. Does anyone  
> see any issues with that thought?? This would be sans tube of course?
>  
>                                                           Don
>  
>  
>
>
>
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