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  • Touching delay lamp switch circuit(2)

    2016-08-02 21:42:4861

    The chart shows the touching delay lamp switch circuit with two-wire connection, which can directly replace ordinary light switch without having to cha...

  • 1.5 Hour Lamp Fader (Sunset Lamp)

    2016-08-02 21:16:1863

    Similar to the one above, the sunset lamp comes on at full brightness and then slowly fades out over 1.5 hours time and stays off until power is recycl...

  • infrared remote control time-lapse lamp circuit

    2016-08-02 20:10:4660

    Infrared remote control time-lapse lampInfrared remote control time-lapse lamp is applied to casual situation in night. This illumination will not need...

  • Simple light-operated street lamp circuit diagram(3)

    2016-08-02 20:00:5863

    VDP is the photodiode and it has low resistance in the day, and resistance ≤ 1kΩ, then transistor VT2 is turned off, then thyristor VT1 is in the of...

  • The car brake lamp fault monitor (2)

    2016-08-02 19:51:0161

    The working principle of the circuit (2)The car brake lamp fault monitor consists of resistors R1-R3, diodes VD1 and VD2, NOR gate integrated circuit I...

  • LED Night Lamp circuit

    2016-08-02 19:45:1667

    The design of the LED night lamp circuit (bedroom light) is similar to that of many commercially available products. However, the light circuit does no...

  • Low cost Pilot Lamp

    2016-08-02 19:27:4260

    This is the simple way to connect an LED in the Mains to use it as a pilot lamp. It takes little current compared to a neon lamp. It can power low effi...

  • Full_wave_variable_AC_control_for_motors_and_lamps_using_a_t

    2016-08-02 19:26:3561

    Full-wave variable AC control for motors and lamps using a triac and triac. This circuit gives full symmetrical control from 0 to 100% over the AC load...

  • Electronic pests killing lamp circuit diagram 6

    2016-08-02 19:05:1573

    The electronic pests killing lamp circuit is composed of the lighting circuit and high voltage generator, and the circuit is shown as the chart. High-v...

  • Santana 2000 gsi after car dome light, reading lamp, trunk l

    2016-08-02 18:50:3861

    Figure santana 2000 gsi after car dome light, reading lamp, trunk lamp, visor light circuit diagramE56 - inside the dome light lighting switch E57 - vi...

  • Multi pattern Lamps

    2016-08-02 18:46:0564

    Multipattern serial lampsare now available at very low cost. These china make serial lamps circuit gives 8 pattern lighting like Combination, In Wave, ...

  • Incandescent Lamp Flasher

    2016-08-02 18:36:0363

    Incandescent Lamp Flasher using two IRF511 HexFets which are configured as a simple astable multivibrator to alternately switch the two lamps, La1 and ...

  • Regulated 24 Watt Broad Spectrum LED Lamp

    2016-08-02 18:28:4561

    This project involves constructing an energy efficient broad spectrum LED lamp system. The lamp is useful for indoor reflective room lighting. It has a...

  • Fluorescent Lamp Electronic Ballast (2)

    2016-08-02 18:14:1964

    The 220V voltage will provide the push-pull oscillate circuit with 280-300V working voltage after it is rectificated by VD3-VD6, filtrated by T1, sooth...

  • The ultrasonic wave remote control lamp switch working princ

    2016-08-02 18:07:2660

    The ultrasonic wave remote control lamp switch working principle and circuit (1) is shown as above:...

  • The automobile lighting lamp lifespan prolonging protector (

    2016-08-02 17:49:3460

    Here is to introduce an automobile lighting lamp lifespan prolonging protector which works in the current limiting method, when the lamp power supply i...

  • The car brake lamp fault monitor (3)

    2016-08-02 17:43:0263

    The working principle of the circuitThe car brake lamp fault monitor consists of the dimming LED VL, op-amp integrated circuit IC(N1 and N2) and releva...

  • Seven Component Regulated LED Lamp

    2016-08-02 17:21:2461

    The LM317L and resistor act as a current regulator set to 40ma. Current flows from the battery through one pair of LEDs, through the regulator, through...

  • COLD_CATHODE_FLUORESCENT_LAMP_SUPPLY

    2016-08-02 16:58:2260

    For back-lit LCD displays,this supply will drive a lamp. LT1072 drives Q1 and Q2,and a slne waveappears across C1. L1 is a transformer that steps u...

  • The simple fluorescent lamp driver circuit

    2016-08-02 16:06:3360

    It is a self-excited push-pull converter which is conmposed of transformer and transistor. In the circuit, the transistor VT3, relay Kl, resistor R6 an...

  • The ceiling lamp control switch circuit (2)

    2016-08-02 15:40:2761

    The circuit control switch that is going to be introduced here can be used to control the ceiling lamps(or fancy lamps), and it can make the ceiling la...

  • LAMP_SURGE_SUPPRESSOR

    2016-08-02 15:16:0161

    Circuit limits turn-on current through cold filament, which is major cause of lamp failure but provides normal current when filament reaches operating ...

  • Light control street lamp circuit using NE555(2)

    2016-08-02 14:49:1461

    As the diagram shows the circuit is specially designed. The light control switch and the power grid adopt the two-wire connection method.It can directl...

  • Color lamp control circuit composed of SH808 multifunction m

    2016-08-02 14:44:5162

    SH808 has music memory function, it can produce 16 songs and drive color lamp series, it will flash with music rhythm. Besides, the color lamp series w...

  • Light-Operated Night Lamp (2)

    2016-08-02 13:36:4460

    The power circuit consists of C1,R1,VS,VD,C2,S and GB.The light-operated circuit consists of R2,RG,V1 and V2.The alternating current voltage of 220V ca...

  • Coloured lamp control circuit composed of SH803

    2016-08-02 12:23:1565

    Coloured lamp control circuit composed of SH803 is shown in the diagram. It has eight functions, it can be realized by manual or automatic work, and it...

  • Simple light-operated street lamp circuit diagram(7)

    2016-08-02 12:02:4063

    The chart shows the automatic light-operated street lamp circuit with good performance, and it has high sensitivity, stable performance and good robust...

  • The head lighting lamp and head turning lamp connection circ

    2016-08-02 11:45:0560

    Figure: The head lighting lamp and head turning lamp connection circuit of Santana 2000(gasoline injection engine)86a-left head turning signal lamp; 89...

  • 120VAC Lamp Chaser Using Solid State Relays(CD4017)

    2016-08-02 11:35:1462

    This article describes the 120VAC Lamp Chaser Using Solid State Relays (CD4017). The content is very simple, very practical. The components of the arti...

  • Electronic Pest Killing Lamp (2)

    2016-08-02 11:30:3463

    In the daytime, RG's resistance value is low, making CO circuit short. VT is disconnected because of lack of voltage, and the rectifying circuit doesn'...

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