Phonocardiogram simulator Patent
Phonocardiogram simulator producing electrical voltage waves to control amplitude and duration between simulated sounds
Keefer, J. M.↗
Engineering topics
Keefer, J. M.
Publications and source records attributed to Keefer, J. M..
A phonocardiogram simulator
Simulator calibrates and checks out phonocardiograms used in physiological monitoring of astronauts in flight and during flight simulation. It is also used to check out telemetry systems and instrumentation systems for phonocardiogram monitoring in hospitals and medical care centers, and in training personnel to use such systems.
Keefer, J. M.↗