[Homeroast] I did it.

Yakster yakster at gmail.com
Fri Feb 12 12:22:04 CST 2010


I tried listening to my Behmor with my daughter's stethoscope, good for the
really quiet beans, but found that the earpieces were so tight that it was
uncomfortable.

A full-sized stethoscope might be an answer.

-Chris

On Thu, Feb 11, 2010 at 6:12 PM, Jeffrey <jeffrey-kelly at att.net> wrote:

> I will try your technique of watching for a temperature rise at the end of
> 1C.  Thanks for sharing.  I can hear 1C best if I kneel about 2 feet in
> front of my Gene Cafe with my ears at the level of the roaster.  It seems
> that the sound of the motor and fan go over my head a bit.
>
>
>
> I can sometimes hear 1C very well but not always, seems to be bean
> specific.
> One thing I've noticed is that if I go into 1C at max setting of 482 deg F
> there is a much more pronounced crack vs. when I crack with 462 deg F on
> the
> dial.  The last batch of SM I roasted, an Ethiopian, lost chaff right at 1C
> but with a recent El Salvador roast the chaff was in full frenzy several
> minutes before 1C.  So I guess the chaff will depend on the bean and
> processing.
>
>
>
>
>
>
>
> Date: Wed, 10 Feb 2010 13:01:13 -0800
>
> From: "Steve Scigliano" <sciggy at hotmail.com>
>
> To: "A list to discuss home coffee roasting. There are rules for
>
>      thislist,   available at http://www.sweetmarias.com/maillistinfo.html
> "
>
>      <homeroast at lists.sweetmariascoffee.com>
>
> Subject: Re: [Homeroast] I did it.
>
> Message-ID: <BAY124-DS5E6810261B7B566AA55E6CF4F0 at phx.gbl>
>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
>
>      reply-type=original
>
>
>
> Hi Phil,
>
>
>
> I have been using the Gene Caf? for over two years and understand what you
>
> mean
>
> about missing first crack. One visual clue that I use is to watch for the
>
> parchment flying off
>
> the beans; I then put my ear close to the exhaust and listen to the cracks.
>
> I have also learned
>
> on my particular machine that first crack lasts approximately 2 minutes
> from
>
>
> start to end
>
> for 230g of beans. If you do as I do and set the temperature to 475
> degrees,
>
>
> a good visual
>
> clue that first crack is complete is that the temperature begins
>
> to rise (it stays more or less constant during first crack at between 450
>
> and 460)
>
>
>
> Good luck and enjoy
>
>
>
> Steve
>
>
>
>
>
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