R2 Extract
Engineered for Coffee
$229.99
±0.03% Accuracy
±0.02% Precision
Tests TDS, refractive index, and sample temperature
Aluminum sample dish for better heat dispersion
Our best temperature compensation algorithm
CoffeeOS Support
Brew Controller
Brew Recorder
Notes Manager
Brew Controller
Brew Recorder
Notes Manager
R1 Extract
The Original
$129.99
±0.04% Accuracy
±0.03% Precision
Tests TDS, refractive index, and sample temperature
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Temperature compensation algorithm
CoffeeOS Support
Brew Controller
Brew Recorder
Notes Manager
Brew Controller
Brew Recorder
Notes Manager