BE-5

[LEON WENDLER]

i will place a free copy of the be-5 schmatic on the list of the heathkit schematics. i will do this later today. here is link http://www.tech-systems-labs.com/heath_schematic.htm if you need full manual link to data pro is on site also.
leon @ technology systems


--- On Mon, 12/15/08, Robert Groh <rgroh at SWBELL.NET> wrote:

> From: Robert Groh <rgroh at SWBELL.NET>
> Subject: Re: BE-5
> To: BOATANCHORS at LISTS.TEMPE.GOV
> Date: Monday, December 15, 2008, 10:09 AM
> To repeat what Jim said, if we (i.e. potential design
> sources) had ready access to a BE-5 manual, we could
> probably give you some straight forward ideas right off the
> bat.  But that (free access to Heathkit manuals) is gone. 
> Drat.
> 
> What you might do is make an electronic copy of the manual
> available (or at least the important parts - schematic,
> circuit description and specifications) so we can have a
> shot at it.  It is probably a very simple change - just put
> either a big bridge rectifier package in there or simply 4
> big silicon diodes.  Purely guessing here but I would think
> you probably need diodes with 25A capability and 50 V
> reverse voltage capability. I believe selenium rectifiers
> have a higher forward voltage drop.  I'll take a quick
> look at Mouser for parts and the web for diode data and get
> back to you.
> 
> 73
> Bob Groh, WA2CKY
> 
> 
> 
> 
> ________________________________
> From: Bob Moulton <rmoulton at EMAIL.ARIZONA.EDU>
> To: BOATANCHORS at LISTS.TEMPE.GOV
> Sent: Monday, December 15, 2008 12:24:05 AM
> Subject: [BOATANCHORS-TEMPE] BE-5
> 
> I am finally getting around to fixing up a Heathkit BE-5
> Battery Eliminator that
> I bought a number of years ago. Given recent events,
> it's also fortunate that I
> found an original copy of the manual at the same time. I
> once saw a site that
> had a rewire of this unit using a bridge rectifier to
> replace the original
> selenium rectifiers. Unfortunately, this was bookmarked on
> the last computer
> and the bookmarks didn't make the transfer. Anyone know
> of this site or have an
> idea of how this was done?
> 
> Thanks
> 
> Bob
> 
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