[Homeroast] Homeroast Digest, Vol 107, Issue 3

Lori & Paul lococlayco at gmail.com
Fri Dec 9 12:15:58 CST 2016


I had a Bosch (I believe) centrifugal machine years ago that I got at a
yard sale for $4.00.  It did extract, though not that well, and it did drop
quite a bit of temperature.  Fun toy, messy, gave it to Goodwill.  Paul in
Mt.

On Fri, Dec 9, 2016 at 11:00 AM, <
homeroast-request at lists.sweetmariascoffee.com> wrote:

> Send Homeroast mailing list submissions to
>         homeroast at lists.sweetmariascoffee.com
>
> To subscribe or unsubscribe via the World Wide Web, visit
>         http://lists.sweetmariascoffee.com/mailman/
> listinfo/homeroast_lists.sweetmariascoffee.com
>
> or, via email, send a message with subject or body 'help' to
>         homeroast-request at lists.sweetmariascoffee.com
>
> You can reach the person managing the list at
>         homeroast-owner at lists.sweetmariascoffee.com
>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of Homeroast digest..."
>
>
> Sweet Maria's Home Coffee Roasting "HomeRoast List" Digest
>
> Today's Topics:
>
>    1. spinn? (Steve Hamm)
>    2. Re: spinn? (John Nanci)
>    3. Re: spinn? (Tom Ulmer)
>    4. Re: spinn? (Scace, Gregory E. Mr. (Fed))
>    5. Re: spinn? (Greg Hammond)
>    6. Re: spinn? (Phil Palmintere)
>    7. Re: spinn? (Greg Hammond)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 9 Dec 2016 07:26:36 -0600
> From: Steve Hamm <steve.hamm at gmail.com>
> To: "A list to discuss home coffee roasting. There are rules for this
>         list,   available at http://www.sweetmarias.com/maillistinfo.html"
>         <homeroast at lists.sweetmariascoffee.com>
> Subject: [Homeroast] spinn?
> Message-ID:
>         <CAKjUjCjYmDaqGF1DT_yUXrfJR2x0At1_8wMOEL1yvx5Dhf_
> 7OA at mail.gmail.com>
> Content-Type: text/plain; charset=UTF-8
>
> Not directly homeroast-related, but curious. Anyone developed an opinion on
> the Spinn coffee maker <http://www.spinn.com>? I'd expect hardcore
> espresso
> aficionados to call it a heresy, but it looks interesting (if a bit
> over-programmed).
>
> --Steve
>
>
> ------------------------------
>
> Message: 2
> Date: Fri, 9 Dec 2016 05:59:47 -0800
> From: John Nanci <john at chocolatealchemy.com>
> To: A list to discuss home coffee "roasting." There are rules for this
>         "list, "        available at "http://www.sweetmarias.com/
> maillistinfo.html"
>         <homeroast at lists.sweetmariascoffee.com>
> Subject: Re: [Homeroast] spinn?
> Message-ID:
>         <7df0ae7e-448e-7574-7b16-ec8c4a712136 at chocolatealchemy.com>
> Content-Type: text/plain; charset=windows-1252; format=flowed
>
> More and more now days I'm falling into the mindset of just because you
> can do something doesn't mean you should.
>
> $600-800 for a voice activated, order prompting, connected coffee brewer
> that spins like a centrifuge at many thousand rpm.....leaves me kind of
> cold and a little sad.
>
> Probably not what you were asking about.  My curmudgeon seems to be
> showing today....
>
>
> On 12/9/2016 5:26 AM, Steve Hamm wrote:
> > Not directly homeroast-related, but curious. Anyone developed an opinion
> on
> > the Spinn coffee maker <http://www.spinn.com>? I'd expect hardcore
> espresso
> > aficionados to call it a heresy, but it looks interesting (if a bit
> > over-programmed).
> >
> > --Steve
> > _______________________________________________
> > Homeroast mailing list
> > Homeroast at lists.sweetmariascoffee.com
> > http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmariascoffee.com
> > <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's
> Forum</a>
> > <a href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
> >
>
>
> ---
> This email has been checked for viruses by Avast antivirus software.
> https://www.avast.com/antivirus
>
>
>
>
> ------------------------------
>
> Message: 3
> Date: Fri, 9 Dec 2016 10:11:01 -0500
> From: "Tom Ulmer" <tom at transtate.us>
> To: "'A list to discuss home coffee roasting. There are rules for this
>         list,   available at http://www.sweetmarias.com/maillistinfo.html
> '"
>         <homeroast at lists.sweetmariascoffee.com>
> Subject: Re: [Homeroast] spinn?
> Message-ID: <004401d2522e$749d8820$5dd89860$@transtate.us>
> Content-Type: text/plain;       charset="us-ascii"
>
> On a basic level using centrifugal force is interesting. Balancing that
> force may prove a bit unwieldy at times it seems to me.
>
> I suppose I don't fall into the demographic that feels the thrill of
> managing all aspects of my world through my communicating device.
>
> -----Original Message-----
> From: Homeroast [mailto:homeroast-bounces at lists.sweetmariascoffee.com] On
> Behalf Of Steve Hamm
> Sent: Friday, December 09, 2016 8:27 AM
> To: A list to discuss home coffee roasting. There are rules for this list,
> available at http://www.sweetmarias.com/maillistinfo.html
> <homeroast at lists.sweetmariascoffee.com>
> Subject: [Homeroast] spinn?
>
> Not directly homeroast-related, but curious. Anyone developed an opinion on
> the Spinn coffee maker <http://www.spinn.com>? I'd expect hardcore
> espresso
> aficionados to call it a heresy, but it looks interesting (if a bit
> over-programmed).
>
> --Steve
> _______________________________________________
> Homeroast mailing list
> Homeroast at lists.sweetmariascoffee.com
> http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmar
> iascoffee.com
> <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's Forum</a>
> <a
> href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
>
>
>
>
> ------------------------------
>
> Message: 4
> Date: Fri, 9 Dec 2016 15:17:12 +0000
> From: "Scace, Gregory E. Mr. (Fed)" <gregory.scace at nist.gov>
> To: "A list to discuss home coffee roasting. There are rules for this
>         list,   available at http://www.sweetmarias.com/maillistinfo.html"
>         <homeroast at lists.sweetmariascoffee.com>
> Subject: Re: [Homeroast] spinn?
> Message-ID:
>         <CY1PR09MB067743D2D6CC847F54B9B7A980870 at CY1PR09MB0677.
> namprd09.prod.outlook.com>
>
> Content-Type: text/plain; charset="us-ascii"
>
> At 18 to 22% extraction yield,  no current espresso machine and grinder
> combination is currently capable of extracting more than 3/4 of the
> available dissolvable solids in coffee.  This is not due to taste
> desirability factors, but due to 1) the fact that available energy for
> extraction preferentially extracts the top of the coffee bed compared to
> the bottom, 2) the non-uniformity in concentration gradient within the
> coffee bed, which enables net diffusion of dissolved coffee across the
> boundary layer adjacent to ground coffee particles, 3) non-uniformity in
> size and shape of ground coffee, 4) pressure gradient across the bed of
> coffee, which is nominally 9 bars at the top and near ambient at the
> bottom.  Anyone who knows me knows that I am as hard core as they come with
> respect to espresso.  But I understand the current  limitations of espresso
> as an efficient method of extraction.  I find alternatives that could
> address fundamental deficiencies in the process to be very interesting.
> The centrifugal extraction idea could address spatial non-uniformity issues
> inherent in the current process.
>
> The idea has merit.  Dunno if the execution can be good enough at the
> current price point. It won't matter if it can't produce the right
> temperature and grind coffee with a reasonable particle size distribution.
> I'm skeptical that these things can be well enough executed in a $400
> machine.
>
> -Greg
>
> -----Original Message-----
> From: Homeroast [mailto:homeroast-bounces at lists.sweetmariascoffee.com] On
> Behalf Of Steve Hamm
> Sent: Friday, December 09, 2016 8:27 AM
> To: A list to discuss home coffee roasting. There are rules for this list,
> available at http://www.sweetmarias.com/maillistinfo.html <
> homeroast at lists.sweetmariascoffee.com>
> Subject: [Homeroast] spinn?
>
> Not directly homeroast-related, but curious. Anyone developed an opinion
> on the Spinn coffee maker <http://www.spinn.com>? I'd expect hardcore
> espresso aficionados to call it a heresy, but it looks interesting (if a
> bit over-programmed).
>
> --Steve
> _______________________________________________
> Homeroast mailing list
> Homeroast at lists.sweetmariascoffee.com
> http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmariascoffee.com
> <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's Forum</a>
> <a href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
>
>
>
> ------------------------------
>
> Message: 5
> Date: Fri, 09 Dec 2016 07:34:42 -0800
> From: Greg Hammond <greg.hammond at mac.com>
> To: "A list to discuss home coffee roasting. There are rules for this
>         list,   available at http://www.sweetmarias.com/maillistinfo.html"
>         <homeroast at lists.sweetmariascoffee.com>
> Subject: Re: [Homeroast] spinn?
> Message-ID: <5B4F03DA-3F14-461B-83FB-8D399D491E44 at mac.com>
> Content-Type: text/plain; charset=us-ascii
>
> FWIW, I have pre-ordered, to find out. I am skeptical, but curious. I
> happen to be in the demographic that finds their feature integration
> attractive as well. Like Greg Scace, I am specifically skeptical of
> executing al these aspects well at this price point. I plan to find out.
>
> > On Dec 9, 2016, at 7:17 AM, Scace, Gregory E. Mr. (Fed) <
> gregory.scace at nist.gov> wrote:
> >
> > At 18 to 22% extraction yield,  no current espresso machine and grinder
> combination is currently capable of extracting more than 3/4 of the
> available dissolvable solids in coffee.  This is not due to taste
> desirability factors, but due to 1) the fact that available energy for
> extraction preferentially extracts the top of the coffee bed compared to
> the bottom, 2) the non-uniformity in concentration gradient within the
> coffee bed, which enables net diffusion of dissolved coffee across the
> boundary layer adjacent to ground coffee particles, 3) non-uniformity in
> size and shape of ground coffee, 4) pressure gradient across the bed of
> coffee, which is nominally 9 bars at the top and near ambient at the
> bottom.  Anyone who knows me knows that I am as hard core as they come with
> respect to espresso.  But I understand the current  limitations of espresso
> as an efficient method of extraction.  I find alternatives that could
> address fundamental deficiencies in the process to be very
> > interesting.  The centrifugal extraction idea could address spatial
> non-uniformity issues inherent in the current process.
> >
> > The idea has merit.  Dunno if the execution can be good enough at the
> current price point. It won't matter if it can't produce the right
> temperature and grind coffee with a reasonable particle size distribution.
> I'm skeptical that these things can be well enough executed in a $400
> machine.
> >
> > -Greg
> >
> > -----Original Message-----
> > From: Homeroast [mailto:homeroast-bounces at lists.sweetmariascoffee.com]
> On Behalf Of Steve Hamm
> > Sent: Friday, December 09, 2016 8:27 AM
> > To: A list to discuss home coffee roasting. There are rules for this
> list, available at http://www.sweetmarias.com/maillistinfo.html <
> homeroast at lists.sweetmariascoffee.com>
> > Subject: [Homeroast] spinn?
> >
> > Not directly homeroast-related, but curious. Anyone developed an opinion
> on the Spinn coffee maker <http://www.spinn.com>? I'd expect hardcore
> espresso aficionados to call it a heresy, but it looks interesting (if a
> bit over-programmed).
> >
> > --Steve
> > _______________________________________________
> > Homeroast mailing list
> > Homeroast at lists.sweetmariascoffee.com
> > http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmariascoffee.com
> > <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's
> Forum</a> <a href="http://www.sweetmarias.com/library">Our new Coffee
> Library</a>
> >
> > _______________________________________________
> > Homeroast mailing list
> > Homeroast at lists.sweetmariascoffee.com
> > http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmariascoffee.com
> > <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's
> Forum</a>
> > <a href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
>
>
>
>
> ------------------------------
>
> Message: 6
> Date: Fri, 9 Dec 2016 09:12:36 -0800
> From: "Phil Palmintere" <phil.palmintere at gmail.com>
> To: "'A list to discuss home coffee roasting. There are rules for this
>         list,   available at http://www.sweetmarias.com/maillistinfo.html
> '"
>         <homeroast at lists.sweetmariascoffee.com>
> Subject: Re: [Homeroast] spinn?
> Message-ID: <00bd01d2523f$711785f0$534691d0$@gmail.com>
>
> "...just because you can do something doesn't mean you should."
>
> Isn't that a quote from the original Jurassic Park?
>
> -----Original Message-----
> From: Homeroast [mailto:homeroast-bounces at lists.sweetmariascoffee.com] On
> Behalf Of John Nanci
> Sent: Friday, December 09, 2016 6:00 AM
> To: A list to discuss home coffee roasting. There are rules for this list,
> available at http://www.sweetmarias.com/maillistinfo.html
> <homeroast at lists.sweetmariascoffee.com>
> Subject: Re: [Homeroast] spinn?
>
> More and more now days I'm falling into the mindset of just because you can
> do something doesn't mean you should.
>
> $600-800 for a voice activated, order prompting, connected coffee brewer
> that spins like a centrifuge at many thousand rpm.....leaves me kind of
> cold
> and a little sad.
>
> Probably not what you were asking about.  My curmudgeon seems to be showing
> today....
>
>
> On 12/9/2016 5:26 AM, Steve Hamm wrote:
> > Not directly homeroast-related, but curious. Anyone developed an opinion
> on
> > the Spinn coffee maker <http://www.spinn.com>? I'd expect hardcore
> espresso
> > aficionados to call it a heresy, but it looks interesting (if a bit
> > over-programmed).
> >
> > --Steve
> > _______________________________________________
> > Homeroast mailing list
> > Homeroast at lists.sweetmariascoffee.com
> >
> http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmar
> iascoffee.com
> > <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's
> Forum</a>
> > <a href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
> >
>
>
> ---
> This email has been checked for viruses by Avast antivirus software.
> https://www.avast.com/antivirus
>
>
> _______________________________________________
> Homeroast mailing list
> Homeroast at lists.sweetmariascoffee.com
> http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmar
> iascoffee.com
> <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's Forum</a>
> <a href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
>
>
>
>
>
> ------------------------------
>
> Message: 7
> Date: Fri, 09 Dec 2016 09:21:26 -0800
> From: Greg Hammond <greg.hammond at mac.com>
> To: "A list to discuss home coffee roasting. There are rules for this
>         list,   available at http://www.sweetmarias.com/maillistinfo.html"
>         <homeroast at lists.sweetmariascoffee.com>
> Subject: Re: [Homeroast] spinn?
> Message-ID: <C27EADD2-C915-413F-948F-88437FC65E9F at mac.com>
> Content-Type: text/plain; charset=utf-8
>
> Not sure it originated there, but it was used there. Man-eating dinosaurs
> vs. new coffee makers, maybe it?s not the same thing.
>
> > On Dec 9, 2016, at 9:12 AM, Phil Palmintere <phil.palmintere at gmail.com>
> wrote:
> >
> > "...just because you can do something doesn't mean you should."
> >
> > Isn't that a quote from the original Jurassic Park?
> >
> > -----Original Message-----
> > From: Homeroast [mailto:homeroast-bounces at lists.sweetmariascoffee.com]
> On
> > Behalf Of John Nanci
> > Sent: Friday, December 09, 2016 6:00 AM
> > To: A list to discuss home coffee roasting. There are rules for this
> list,
> > available at http://www.sweetmarias.com/maillistinfo.html
> > <homeroast at lists.sweetmariascoffee.com>
> > Subject: Re: [Homeroast] spinn?Not sure it originated there, but it was
> said there, yes. Lo
> >
> > More and more now days I'm falling into the mindset of just because you
> can
> > do something doesn't mean you should.
> >
> > $600-800 for a voice activated, order prompting, connected coffee brewer
> > that spins like a centrifuge at many thousand rpm.....leaves me kind of
> cold
> > and a little sad.
> >
> > Probably not what you were asking about.  My curmudgeon seems to be
> showing
> > today....
> >
> >
> > On 12/9/2016 5:26 AM, Steve Hamm wrote:
> >> Not directly homeroast-related, but curious. Anyone developed an opinion
> > on
> >> the Spinn coffee maker <http://www.spinn.com>? I'd expect hardcore
> > espresso
> >> aficionados to call it a heresy, but it looks interesting (if a bit
> >> over-programmed).
> >>
> >> --Steve
> >> _______________________________________________
> >> Homeroast mailing list
> >> Homeroast at lists.sweetmariascoffee.com
> >>
> > http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmar
> > iascoffee.com
> >> <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's
> Forum</a>
> >> <a href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
> >>
> >
> >
> > ---
> > This email has been checked for viruses by Avast antivirus software.
> > https://www.avast.com/antivirus
> >
> >
> > _______________________________________________
> > Homeroast mailing list
> > Homeroast at lists.sweetmariascoffee.com
> > http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmar
> > iascoffee.com
> > <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's
> Forum</a>
> > <a href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
> >
> >
> >
> > _______________________________________________
> > Homeroast mailing list
> > Homeroast at lists.sweetmariascoffee.com
> > http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmariascoffee.com
> > <a href="http://www.sweetmariascoffee.com/forum/">Sweet Maria's
> Forum</a>
> > <a href="http://www.sweetmarias.com/library">Our new Coffee Library</a>
>
>
>
>
> ------------------------------
>
> Subject: Digest Footer
>
> _______________________________________________
> Homeroast mailing list
> Homeroast at lists.sweetmariascoffee.com
> http://lists.sweetmariascoffee.com/mailman/listinfo/homeroast_lists.
> sweetmariascoffee.com
>
>
> ------------------------------
>
> End of Homeroast Digest, Vol 107, Issue 3
> *****************************************
>


More information about the Homeroast mailing list