Dual Touch Position and Pressure Sensor

Type: 
Sensor
Demonstrable
Image: 

This design uses four layers: flexible conductive fabric, air gap, piezoresistive felt and conductive tape to implement a dual position sensor with pressure. The two dark areas next to the sensor are paper resistors for expediency.

Value: 
Useful
Quantity: 
1
Manufacturer Name: 
Adrian Freed
Typical Cost: 
$4
Units: 
$US each
Props: 
Demonstrable
Disposition: 
Use at Arch Street
Availability: 
DIY
Construction: 
Open Frame
Measurand: 
Contact Pressure
Contact Position
Measuring Principle: 
Piezoresistivity
Moving Tap on Resistive Strip
Interface Standard: 
Analog Resistance
Gesture: 
Touch
Press
Many Touch