infrared cheek movement sensor for communication
DECtalk synthesizer system
USB hub used for Wheelchair communication systems
Signal processor for infrared cheek sensor
electronic parts for Hawking's wheelchair-mounted communications system
Analogue signal processor for infrared cheek sensor (serialized)
Analogue signal processor for infrared cheek sensor (prototype)
infrared cheek movement sensor for communication
infrared cheek movement sensor for communication
Electronics to drive magnetometers (S24A1 and S24A2)
infrared cheek movement sensor for communication
USB hub for desktop computer
Signal processor for infrared cheek movement sensor
infrared cheek movement sensor for communication
infrared cheek movement sensor for communication
digital signal processor for infrared cheek sensor
Analogue signal processor for infrared cheek sensor (serialized)
Digital Analogue converter
Electrical exchange board
Record, replay and transfer electronics for 3 track
1962