Author Archives: Marco Mauro

openQCM electronic version 1.2 PCB designed using the open source KiCAD EDA software

openQCM community develops and shares the new electronic design using KiCAD

openQCM Quartz Crystal Microbalance electronic design is finally released using the free software KiCAD. Thanks to Martin Zalazar, Christian Mista and all the guys working at the Lab of electronic prototyping and 3D printing of the Universidad Nacional de Entre Ríos UNER – Argentina Great thanks for being an active part of the openQCM community ! Continue reading

Figure 1 openQCM frequency behaviour caused by successive injections of water and sucrose at different weight percentage 7.5%, 15% and 30%. The measurement chamber is washed with pure water before each injection. The corresponding frequency shift is measured in static liquid at the equilibrium.

Sweet openQCM Tasting Water Sucrose Solutions

I’d like to share openQCM Quartz Crystal Microbalance frequency behaviour in contact with water solutions at different weight percent of sucrose. Continue reading

openQCM 1710 start up and air experimental condition quartz crystal microbalance frequency and temperature stability

openQCM frequency stability of quartz crystal microbalance in typical experimental conditions

We are now testing the performances of two different openQCM devices in the most typical experimental conditions in order to measure the frequency stability of the open source quartz crystal microbalance. Continue reading

The voltage divider circuit for measuring temperature using a thermistor and Arduino

openQCM the Temperature Sensor Using a Thermistor with Arduino

openQCM has a temperature sensor with high accuracy based on thermistor and Arduino. The Quartz Crystal Microbalance accuracy depends on temperature.

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openQCM has Arduino inside at heart

openQCM the open source quartz crystal microbalance project has an Arduino electronic board inside the heart

openQCM the open source quartz crystal microbalance project has an Arduino electronic board inside the heart

openQCM is the fully open source quartz crystal microbalance project with an Arduino electronic board inside its heart Continue reading

openQCM Java software project developed using NetBeans IDE

openQCM the Java application for developers

In this post I discuss in detail the development of Java application for the open source quartz crystal microbalance openQCM. This post is intended for developers and contributors of the open source project. The entire project is available on github repository at this link Continue reading

Pierce oscillator electronic circuit quartz crystal microbalance

Enhancing openQCM Quartz Crystal Microbalance Frequency Stability and Power Consumption

Easy solution for enhancing the frequency stability and reducing the power consumption of openQCM the open source quartz crystal microbalance.

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