This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Collection Item Summary:
This Bio-Harness Assembly was worn under the Mercury pressure suit and was worn by John Glenn during his historic Friendship 7 flight on February 20, 1962.
The components consisted of an electrocardiograph signal conditioner, an impedance pneumograph signal conditioner and a DC-DC converter. These instruments monitored the physiological functions of the astronaut. The sensor attachment in the helmet was for respiration count.
Collection Item Long Description:
Restrictions & Rights
- Sensors: Rubber, aluminium
- Wires: Plastic-coated copper wire
- Microphone: aluminium