Arduino: a low-cost multipurpose lab equipment.

Area of Science:

• Neuroscience
• Psychology
• Computer Engineering

Background:

• Psychological and neurophysiological experiments require precise control of input/output signals.
• Dedicated hardware for signal control is often expensive and requires complex software.
• Existing solutions lack affordability and accessibility for many research labs.

Purpose of the Study:

• To evaluate the accuracy of low-cost, open-source Arduino boards for experimental signal control.
• To present Arduino as a viable, inexpensive alternative for psychological and neurophysiological laboratories.
• To highlight the potential of Arduino for independent, portable, and accurate lab experiments.

Main Methods:

• Accuracy tests were conducted on Arduino family I/O boards.
• The functionality of Arduino boards was assessed for generating and recording experimental signals.
• Tests focused on the board's ability to operate independently of computers and external software.

Main Results:

• Arduino boards demonstrated sufficient accuracy for typical experimental needs.
• The open-source nature and large community support offer numerous hardware and software add-ons.
• Arduinos provide a cost-effective solution compared to traditional dedicated hardware.

Conclusions:

• Arduino boards are a practical and inexpensive tool for enhancing experimental capabilities in psychological and neurophysiological labs.
• The independence, portability, and accuracy of Arduinos make them suitable for diverse research settings.
• The accessibility of Arduino technology can democratize advanced experimental control in scientific research.