Sensor integrator system
Sensor unit with safety system
Sequential operation differential current amplifier
Series supervision/parallel actuation device
Servo data demodulator
Shock-proof electrical outlet
Shorting stick for safing of high-voltage equipment
Signal comparator apparatus
Signal comparator circuit
Signal comparing circuit
Signal conditioning circuit for magnetic sensing means
Signal conversion circuit
Signal detecting circuit
Signal detecting circuit apparatus
Signal detecting circuit for electronic musical instrument
Signal detection apparatus using an adaptive threshold
Signal discriminating apparatus
Signal input circuit with constant operating power
Signal isolating and sampling circuit
Signal level comparing circuit