[ARC5] [Milsurplus] Quieting A DC/DC Converter

[Tom B]

Here is a link to a schematic using the IR2153. 
http://danyk.cz/menic230_4_en.html
It looks pretty simple to change the frequency.

Tom




On 1/21/2018 11:21 AM, David Stinson wrote:
>
> Anyone have the link to the schematic?
>
> *From:*arc5-bounces at mailman.qth.net 
> [mailto:arc5-bounces at mailman.qth.net] *On Behalf Of *Bob kb8tq
> *Sent:* Sunday, January 21, 2018 8:14 AM
> *To:* J Mcvey
> *Cc:* arc5 at mailman.qth.net
> *Subject:* Re: [ARC5] [Milsurplus] Quieting A DC/DC Converter
>
> Hi
>
> Here’s a guy with a schematic of the same thing running a 2153. I’d 
> bet what is on
>
> the board is pretty close to what he shows.
>
> Bob
>
>
>
> On Jan 21, 2018, at 9:09 AM, J Mcvey via ARC5 <arc5 at mailman.qth.net 
> <mailto:arc5 at mailman.qth.net>> wrote:
>
> By the spec sheet for the IR2153D, you absolutely can run it at 800 Hz.
>
> Just change the R-C values accordingly.
>
> On Sunday, January 21, 2018 1:19 AM, Peter Gottlieb <kb2vtl at gmail.com 
> <mailto:kb2vtl at gmail.com>> wrote:
>
> Not sure what chip they use on the thing and how freq is set. Anyone 
> have one
> and can let us know what the 8 pin DIP is?
>
>
> On 1/21/2018 12:50 AM, JOHN MCCARTY wrote:
> > This is cool. My question is: can we up-scale the thing and make it 
> run at 800hz??
> >
> > 73
> >
> > n9hrt
>

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