title: [A 7-channel amplifier for the measurement of bioelectrical signals (author's transl)].
mesh_terms: D004576:Electromyography / Q000295:instrumentation*; D004582:Electronics, Medical / Q000295:instrumentation; D005374:Filtration / Q000295:instrumentation
vernacular_title: Ein 7 kanaliger Verstärker zur Messung bioelektrischer Signale.