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  • REMOTE_CONTROL_FOR_LAMP_OR_APPLIANCE

    2016-08-08 11:04:3661

    The circuit uses the primary current of a small6.3 volt filament transformer to actuate a triac and energize the load. When switch S1, in the six-volt ...

  • Simple Solar Lamp circuit

    2016-08-08 10:19:4860

    Here is the simple solution to make an automatic Solar powered lamp. It automatically switches on two high power White LEDs in the evening and stays on...

  • Maintenance circuit diagram of Quartz lamp circuit

    2016-08-08 09:42:3861

    Quartz lamp is widely used in various indoor places of decorative lighting with the advantages of high brightness, condenser, beautiful luxurious, easy...

  • 220V power supply LED lamp driver circuit

    2016-08-08 09:23:4364

    In the circuit,C1,R1,piezoresistor,L1,R2 form the primary power supply filter circuit,it can be able to filter the input instant high voltage,C2,R2 for...

  • The ceiling lamp, internal lamp, warm air and signal circuit

    2016-08-08 09:14:1360

    (8) wiper, washer, cigarette and radio (see as figure 9)Water jet gear is controlled by key 54033, the current comes from F20, at the same time, the re...

  • Touching delay lamp switch circuit(6)

    2016-08-08 08:59:1860

    In the circuit shown as the chart, the delay time is mainly decided by R5, C discharging time constant, VT1 magnification and the length of touching ti...

  • Sunrise Lamp

    2016-08-08 08:33:2260

    In this circuit, a 120VAC lamp is slowly illuminated over a approximate 20 minute period. The bridge rectifier supplies 120 DC to the MOSFET and 60 wat...

  • Sound control, dimming commercial colored lamp control circu

    2016-08-08 08:29:5560

    This circuit is colored lamp, dimming double-duty controller. It is direct conreolled by the musical sound of audio device, the brightness can be discr...

  • Bedside lamp safety switch circuit (1)

    2016-08-08 08:28:5860

    This switch can be directly connected to the power cord of bedside lamp in series, which is easy to use. But after using for a long time, broken power ...

  • Light Control Street Lamp Circuit Using TWH8778

    2016-08-08 08:26:0660

    ...

  • Double-key touching lamp switch circuit (8)

    2016-08-08 07:08:5160

    As shownin the figure, the circuitis made byan ordinary music doorbell chip. K can use JZC- 22F DC12V small medium power electromagnetic relay, and oth...

  • Optically controlled insects trap lamp circuit diagram

    2016-08-08 07:08:2863

    The optically controlled insects trap lamp circuit is composed of the bidirectional diode thyristor VT, two-way trigger diode V, photoresistor RC, resi...

  • Optically controlled insects trap lamp circuit diagram

    2016-08-08 06:56:0760

    The optically controlled insects trap lamp circuit is composed of the bidirectional diode thyristor VT, two-way trigger diode V, photoresistor RC, resi...

  • The Itsy-Bitsy USB Lamp

    2016-08-08 05:34:0563

    It plugs into the USB port and is just the shot for checking motherboard switch and jumper settings. Many readers will remember a commercial product of...

  • Norton_lamp_relay_driver_20__to_30_mA_loads

    2016-08-08 05:28:0662

    This circuit uses a Norton to drive low-power lamps and relays (such as reed relays). Note that the value of R must be selected such that VIN supplies ...

  • Portable 230V Lamp Flasher circuit diagram

    2016-08-08 04:41:0462

    This is a portable, 230V high-power incandescent electric lamp flasher circuit diagram. It is actually basically a double flasher (alternating blinker)...

  • Light-Operated Night Lamp (3)

    2016-08-08 04:35:3561

    The 220V voltage will provide LED circuit with working voltage after reduction, rectification. Another circuit will provide light-operated electronic s...

  • 555 light control street lamp switch circuit

    2016-08-08 04:34:4561

    As the figure 17-29 shows, the light control is composed of the step-down rectifier circuit, the photoconductive resistance RG and the photoelectric co...

  • FLUORESCENT_LAMP_12_V_SUPPLY

    2016-08-08 03:52:3562

    This high-voltage power supply can operate fluorescent tubes from a 12-V source, even if the tube has a defective filament. It essentially is an oscill...

  • Neon desklamp (NE555P)

    2016-08-08 03:40:5471

    This article describes the Neon desklamp (NE555P). The principle is very simple, very practical. The circuit components can help you understand better ...

  • Mains operated LED lamp

    2016-08-08 03:20:1168

    CircuitsToday has introduced an online bookstore where 4 books on basic electronics are reviewed in detail. These books are written by renowned authors...

  • Multi pattern Lamps

    2016-08-08 02:38:5660

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

  • 220 Volts Flashing Lamps

    2016-08-08 02:30:0560

    Especially designed for Christmas tree lamps Replaces old thermally-activated switches Circuit diagram Parts: R1 100K 1/4W Resistor R2,R5 1K 1/4W Resis...

  • LC182 audio voltage control christmas tree color lamp contro

    2016-08-08 02:29:1161

    The circuit is as shown. It consists of pick up singal amplifier, LC182 light control cirucit, power drive switch circuit, multi colors LED and AC depr...

  • Lamp Flasher using IC LM395

    2016-08-08 02:04:4262

    This circuit of powerful flashing lamp is good use in vehicles. The LM395 IC based on circuit also known as super-transistor, which is terribly powerfu...

  • LAMP_LIFE_EXTENDER

    2016-08-08 01:32:2460

    Lamp life can be extended by improving the conditions under which its filament is operated. This includes eliminating the inrush overcurrent surge and ...

  • Electronic energy saving lamp (3)

    2016-08-08 01:24:3061

    In the circuit shown as the chart, T uses E5 ferrite core with Φ0.2mm high-intensity polyester wire, and L1, L2 have about 12 to 30 turns, and L3 has ...

  • Fluorescent Lamp Electronic Ballast (2)

    2016-08-08 01:19:3965

    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...

  • Precision_clamp

    2016-08-08 00:29:3263

    In this circuit, the output is precisely clamped from going more positive than the reference voltage, preventing the op amp from saturating when D1 is ...

  • NEON_LAMP_DRIVER_FOR_9_V_SUPPLIES

    2016-08-08 00:19:3861

    This circuit is for driving a neon lamp from a 9-V supply. The 555 generates an ac signal (stepped up by T1), and lights the neon bulb. T1 is any small...

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