title: Lightweight FET circuit for differential or single-ended recording in free-moving animals.
mesh_terms: D000669:Amplifiers, Electronic; D000818:Animals; D000830:Animals, Laboratory; D004562:Electrocardiography / Q000295:instrumentation*; D004567:Electrodes, Implanted; D004569:Electroencephalography / Q000295:instrumentation*; D008124:Locomotion; D009043:Motor Activity; D012666:Semiconductors; D013686:Telemetry / Q000295:instrumentation*