HIGH-IMPEDANCE ELECTROCARDIOGRAM AMPLIFIER-TRANSMITTER FOR USE WITH DRY ELECTRODES.
Abstract
An electrocardiogram amplifier-transmitter was designed for use with dry electrodes for long-term heart rate monitoring on unrestrained subjects in orbiting laboratories. Extremely high input impedance compatible with dry electrodes and low power consumption was achieved by use of field-effect semiconductors in the amplifier input and in the transmitter. This device is being used on an experimental basis in space environmental laboratories. (Author)
Document Details
- Document Type
- Technical Report
- Publication Date
- Jun 01, 1968
- Accession Number
- AD0676142
Entities
People
- Jack B. Johnson
- James E. Allred
Organizations
- United States Air Force School of Aerospace Medicine