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Laser remote control lamp
Related component PDF download:The figure shows the circuit of the laser remote control lamp. On the left side of the dotted line is the remote control lamp switch circuit. The 220V AC power supply is bridge rectified by VD1 ~ VD4, R1 is...
Laser canyon interphone
Related component PDF download:As shown in the figure, the circuit of the laser canyon interphone is shown. It uses laser beam to transmit voice signal, and the transmission distance can reach hundreds of meters. The voice is clear and l...
Laser communication demonstration device
Related component PDF download:Laser is widely used in communication field. Because laser is also an electromagnetic wave with shorter wavelength, it can also transmit sound signals and image signals like radio waves. Since the scatterin...
Laser anti-theft system
Related component PDF download:The small laser gun powered by 3V or 4.5V voltage can be used to form an efficient and crossed anti-theft beam network to detect whether thieves break in because of its thin laser beam, long transmission di...
Photoelectric control circuit
Related component PDF download:The photo electric control circuit is shown in the figure. It is composed of NE555 circuit. When the photosensitive tube VT is illuminated by laser, the threshold value of the time base circuit pin 6 and th...
Multi channel laser anti-theft alarm circuit
Related component PDF download:As shown in the figure, there are multiple laser anti-theft alarm circuits. VT1, VT2, RL1, RP1, R1, K, VD6 constitute an optical switch. In the daytime, the photoresistor RL1 is in a low resistance state un...
Large range laser anti-theft alarm
Related component PDF download:As shown in the figure, the circuit of the large range laser anti-theft alarm is shown. The circuit is a phase-locked loop circuit composed of IC3 (LM567) and its peripheral resistance capacitance component...
Raster circuit with Schmidt trigger
Related Component PDF Download:PCL101BC107
Raster circuit with body tube circuit
Related Component PDF Download:BC107BBC141
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