[Homeroast] QM3 arrives today!! My first blush review.

Barry Luterman lutermanb at gmail.com
Tue Jan 11 13:00:38 CST 2011


I am getting one also. MiKe if you want to come over and play with it let me
know

On Tue, Jan 11, 2011 at 10:45 AM, Joseph Robertson <theotherjo at gmail.com>wrote:

> Jealous you may be miKe. Sounds like from all the roasting folk moving to
> the "Q" we should be jealous. Home roasting is finally getting to were we
> wished it was when we started with poppers.
> I'm stareing at my 18K 5kilo 1975 Probat and thinking about ordering one or
> two of these sweet little units so customers can see how "almost" anyone
> can
> enjoy the craft and sweet joy of fresh roasted coffee. With Tom's cream of
> the crop beans and one of these unit's, damn I'm going to check my bank
> acct. now.
> To all of you who now own one of these babys  please keep us posted to your
> trial's and tribulations as you move into the wonderful world of craft
> roasting.
> Cheers,
> Joseph
>
> On Tue, Jan 11, 2011 at 8:17 AM, miKe mcKoffee <mcKona at comcast.net> wrote:
>
> > I have a $2700 Pawlin modified Computer Controlled HotTop, a $13,000 USRC
> > 3k
> > with PLC profile control and I'm jealous.
> > :)
> >
> > Congratulations! Great first look report.
> >
> > Slave to the Bean  miKe mcKoffee
> > www.CompassCoffeeRoasting.com <http://www.compasscoffeeroasting.com/>
> > URL to Rosto mods, FrankenFormer, some recipes etc:
> > http://www.mckoffee.com/
> >
> > Ultimately the quest for Koffee Nirvana is a solitary path. To know I
> must
> > first not know. And in knowing know I know not. Each Personal
> enlightenment
> > found exploring the many divergent foot steps of Those who have gone
> > before.
> >
> > Sweet Maria's List - Searchable Archives
> > http://themeyers.org/HomeRoast/
> >
> >
> > > -----Original Message-----
> > > From: homeroast-bounces at lists.sweetmariascoffee.com
> > > [mailto:homeroast-bounces at lists.sweetmariascoffee.com] On
> > > Behalf Of sci
> > > Sent: Monday, January 10, 2011 7:16 PM
> > > To: homeroast at lists.sweetmariascoffee.com
> > > Subject: [Homeroast] QM3 arrives today!! My first blush review.
> > >
> > > The QM3 arrived today. THANK YOU Sweet Maria's and Coffee Shrub!
> > >
> > > The Q is a dream machine, like driving an Italian sports car.
> > > Built like a
> > > tank out of pure highly polished stainless steel, it has a
> > > charming look,
> > > certainly a conversation piece. If it had a couple of brass
> > > bobbles and an
> > > emblem, this thing would look classy. Still, anybody who
> > > walked into you
> > > kitchen would immediately be intrigued by it.
> > > I roasted three 125g batches back to back and she performed
> > > like a champ.
> > > Cracks are easy to hear. Tomorrow I'll try 250g batches.
> > > Finally, I, yo,
> > > moi, was in control and not a Procrustean bed profile I
> > > didn't create that
> > > blindly executes itself (no, I'm not a control freak no
> > > matter what my ex
> > > says). The back-to-back roasting is easy because the drum
> > > stays hot during
> > > cooling. I'll probably do at least 2 or 3 roasts each session
> > > because the
> > > preheat does take about 15 min.
> > > The Q is as powerful as she is pretty. I had no problem
> > > getting the 125g
> > > charge up to 2C with a nice 3-4 min. pause between 1C and 2C.
> > >
> > > Here's the big advantages:
> > > 1. Plenty of heat at your full control. And this isn't on/off
> > > cycles of a
> > > heating element, but steady heat delivered by two heating
> > > elements. Set it
> > > at 7amps and the elements draw 7amps, not on,off,on,off. You
> > > can control
> > > things on the fly. But this requires constant hand-holding. I
> > > don't think
> > > I'll stray out of the room with the Q running. It requires
> > > front burner
> > > attention mode.
> > > 2. A powerful fan to ventilate the drum chamber and draw out
> > > chaff. This
> > > allows you to control temp. I think Tom said he sets the temp
> > > at a good
> > > steady setting and leaves it there, and then uses the fan to control
> > > temperature. I'm still learning.
> > > 3. A trier.Yes, a TRIER,  on a home roaster! Twist it and
> > > pull out 4-6 beans
> > > at any point in the roast. Bite'm, sniff'm. Target your
> > > roasts where you
> > > want them. Careful, that thing is hot! Aside from Whirley pop
> > > and HG/DB
> > > roasting, grabbing a bean out of the roasting bean mass is rare.
> > > 4. A chamber window. A small window also allows you to see
> > > inside the drum
> > > and look at the beans as they churn. This is like seeing the
> > > beans in the
> > > IR2 chamber dance around. The Q's window is tiny, but it works.
> > > 5. A Bean Mass temp. probe. The thermometer screws in the
> > > front and goes
> > > right into the rotating mass of beans. I do not like the Celsius
> > > calibration, but I will learn to live with it.
> > > 6. A machined and threaded hole is provided for at ET
> > > (environment probe) to
> > > track drum air temp. That temp responds quickly to fan
> > > settings. I used my
> > > thermocouple and digital unit in that hole, but it needs a
> > > bushing to hold
> > > it. [Anybody know where I can get one?]
> > > 7. Bean cooling is very fast, outside the drum like HT. Dump
> > > the beans in a
> > > tray, place the tray on the back fan box, and the beans are
> > > cooled in 2 min.
> > > flat. It will take longer for 250g charges.
> > > 8. Chaff control is nice compared to the B1600. After three
> > > roasts, the
> > > chaff collector was still working fine, easy to dump.
> > > 9. Quiet. Very quiet. I didn't know it started when I turned
> > > the timer knob.
> > > Drum is quiet, fans too. The loudest noise you will hear is the beans
> > > themselves gently tossing around in the drum, and their
> > > cracks. SuuWeeeet!
> > >
> > > Here's the disadvantages:
> > > 1. It doesn't roast a full pound like the B1600. Perhaps the
> > > Q should be
> > > compared to the Gene Cafe or the HT here. Oh well, as long as
> > > she does back
> > > to back 250g charges, who cares. Some have roasted 300g.
> > > Maybe I'll try that
> > > soon. I believe it has the power. I roasted my 125g batches
> > > with 7amps or
> > > less, and it will use up to 10amps.
> > > 2. Cost. At 4X the cost of the B1600, it's steep. But I'm
> > > pretty convinced
> > > on first blush, that the QM3 is worth every penny, IF it
> > > proves durable.
> > > 3. No smoke suppression. B1600 is nice on this. But with
> > > smaller batches,
> > > I'm not sure the Q will need it. It is easily small enough to
> > > put under an
> > > oven hood.
> > > 4. Some don't like the flat exhaust vent on the back. It
> > > isn't that big a
> > > deal, but I roast under a hood. Still, a flat vent like that
> > > is easy to
> > > modify.
> > > 5. It does get hot! External surfaces will burn you FAST.
> > > But, so will my
> > > cast iron griddle, and my water kettle, etc. It can't be
> > > avoided in cooking.
> > > Just be careful and keep kids away.
> > > 6. Some think it needs a funnel to dump the beans in the bean
> > > chute. Yea, it
> > > would look cute and be practical, but I poured in three
> > > batches and didn't
> > > spill nary a bean. If even an issue, it is a minor one.
> > > 7. No UL approval. Significant? Yes, and no.  I'll let others
> > > tackle this.
> > >
> > > Bottom line: I highly recommend.
> > >
> > > Ivan
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