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Tije's HG One with grind setting ring

Tije modified his first genaration HG One grinder (which he motorized earlier) to have a grind setting ring somewhat like the later models have.  

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LONDINIUM: servicing the valves for steam and hot water

 

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Cuban espresso

 On Vimeo:cuba espresso from FrZ on Vimeo.

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Cooking Neu Namanhoi

Vimeo:

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Tije testing mods

The little closed air roaster got a cleaning after 200kg of beans roasted. Tije modified the air outlet to prevent some beans flying into the chaff collector, improved the probe placement and replaced...

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Tracking roasting energy consumption

  I got a little Fritz!Dect210 device that's able to pass enough kW to feed my FZ94 roaster and now I can track its energy use.The most recent roast of 1700g Ethiopian beans took 1.3kWh.The device...

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Lever magazine #4 is out!

 But what is meant by a 'trick with sugar granules' here?

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Bob's Espresso Flow Monitor

 

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Roasting PNG with an eye on energy use

 I pre-heated the FZ94 more than before to see if I could save energy overall. I used a bit more energy actually. Maybe I can lower the fan during warmup, because the fan sucks hot air out of the...

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Roasting Guatemala with an eye on energy use

First tweaked the sliders in Artisan to heat up the machine with a lower airflow, keeping more heat inside the machine. This cost 0.087 kWhWarmup started at 19:31 for 15 minutes, using 0.686 kWhCHARGE...

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LONDINIUM LR24 Low-High preinfusion

The Ethiopian beans I have in one of my grinders are delicious but can extract a little 'thin' so this time I did a long pre-infusion at a low pressure:Then, as Bob's little mirror showed that the...

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Roasting Ethiopia Sidamo Bensa Natural Bombe beans / energy use

 A shorter roast than some other beans, hence a little less energy useThe date info on the Fritz!DECT210 is not always correct. Sometimes the energy use appears 'stacked' on the column of the previous...

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Roasting Ethiopia Limu Mansur / energy use

Batch 24:Came out a littke light at Tonino #101 but good development time, beans looking good too.  Lowest energy use so far.

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Roasting Cuba / energy

Roasted two batches of 1.5kg green beans, back to back. First batch was 1.2 kWh, the second just 0.85 kWh so as was to be expected it's prudent, energywise, to roast back-to-back instead of one batch...

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Roaster update

Jan was in town so we could take a next step. The VFD drive tweaks we had in mind did not work well: the blower got very hot, once it blew backwards even and once it made a horribe grinder like noise....

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2012 pictures of Ponte Vechio Lusso 2-group at KAFKO

 https://www.home-barista.com/levers/ponte-vecchio-lusso-2-check-up-and-mods-t23038.html

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PUQpress Mini

 Five years ago Jan van der Weel and I reviewed the first version of the PUQpress:In the mean time, Laurens Pluijmers of https://www.puqpress.com/ has further developed and innovated the tamping...

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Some machines on display at Alleborgh

 At Alleborgh coffee machines in Almere where I picked up a mini tamper, I saw a few interesting machines:First a 'naked' La Marzocco showing how it works:Then a Marzocco grinder that was developed, I...

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LONDINIUM brew group service routine

 

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A Simple Espresso Workflow

 

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