The plastic package of this diode acts as an IR filter that is only transparent to invisible light with a wavelength of 950 nm. Although there are probably some remote control units that use IR diodes ...

A Simple Peak Detector Circuit can be built by using a diode and a capacitor. Basic Peak Detector Circuit. A basic peak detector circuit is a connection of a diode and a capacitor in series. In our ...

1N4148 diode; 470pF, 100nF capacitor . Circuit Diagram and Explanation: The main part of the project is IC 4096. It is a hex inverter CMOS IC which consist six inverter circuits. ... then pin 4 of the ...

Photodiode Based Fire Detector Circuit. Fig. 1 shows the circuit of the fire sensor, while Fig. 2 shows pin configurations of SCR BT169 and photodiode. ... When SCR1 conducts, T1 gets base bias and it ...

Circuit diagram of the low-cost LPG detector is shown in Fig. 2. It is built around step-down transformer X1, two rectifier diodes 1N4007 (D1 and D2), a 1000µF capacitor (C1), 7805 voltage regulator ...