Results tagged #Proximity Alarm in Circuits
Proximity Alarm Ii Circuit
A CMOS logic gate is used to make up this circuit. When an object is near the antenna, the change in oscillator output is detected by 1)1 a...
Proximity Alarm I Circuit
IC1 contains several oscillators and an amplifier. The low-frequency audio-signal oscillator is used to supply an input to the amplifier. T...
Proximity alarm
Inverters Ula and Ulb are connected in a simple RC oscillator circuit. The frequency is determined by the values of Rl, Cl, C2; and the inte...