title: A versatile integrated circuit activity monitor for small animals.
abstract: An easily constructed and inexpensive device for use in monitoring motor activity in small animals is described, which utilizes a suspension system and integrated circuit photodetector technology. Its sensitivity is readily adjusted, making it useful in a variety of applications. It provides a reasonably natural environment with minimal disturbance to the animal subject.
mesh_terms: D000818:Animals; D005010:Ethology / Q000295:instrumentation*; D009043:Motor Activity; D011589:Psychology, Experimental / Q000295:instrumentation*; D012377:Rodentia