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  • Three-way flashing light string circuit (3 )

    2017-02-05 23:35:3375

    As shown in figure, it uses three-way flashing light string controller with three ordinary TRIACs, and it can make light string be lit in a cycle, the ...

  • THRIFTY_LED_FLASHER

    2017-02-05 23:33:5165

    The dual complementary pair of switching FETs and inverter contained in a CD4007 CMOS IC enables an LED flasher to be made that uses very little energy...

  • Flash slave trigger CIRCUIT (BC327)

    2017-02-05 23:33:2069

    This article describes the Flash slave trigger CIRCUIT (BC327). The content is very simple, very helpful. Components in this article can help you under...

  • The Coolest USB Cigar Flash Memory

    2017-02-05 22:55:5062

    First of all, we must know that smoking is no good for our health, as it causes many side effects and diseases to the smokers. However, it doesn’t me...

  • MODEL_TRAIN_CROSSING_FLASHER_WITH_SENSOR_SWITCH

    2017-02-05 22:40:2762

    Featuring a reed switch operated by train proximity, this circuit (A) has everything you need to activate an LED-based crossing signal. To change the t...

  • LED flashlight circuit

    2017-02-05 22:02:5967

    7555 time-based IC(can not use normal 555) is the core of a LED flashlight.A white light-emitting diode (if you can not find one, just take other color...

  • Lights Timing Flashing Circuit Diagram

    2017-02-05 21:15:3762

    MPU131 thyristor is programmed with R1 and C1 class into relaxation oscillator circuit, the output control two-way thyristor 2N5060, thereby allowing l...

  • Low-power consumption AC flashing light circuit diagram

    2017-02-05 21:12:4063

    It uses the charging and discharging characteristic of capacitor C and the negative resistance characteristic of triode V under the breakdown condition...

  • Four-way flashing light string circuit ( 6 ) ( SH-123 )

    2017-02-05 20:54:3065

    As shown in the figure, it is a water-flowing and horse-running four-way flashing light string controller, and its core component is an SH-123 holiday ...

  • The FET pipe drive timing flash circuit

    2017-02-05 20:33:1466

    With the figured circuit, we can compose a circle light timing control circuit with a few elements. The circuit consists of the MOS time-base circuit 7...

  • 1_KW_FLIP_FLOP_FLASHER_CIRCUIT

    2017-02-05 20:07:4464

    This is an application of the static switch circuit where the control logic is a flip-flop which is controlled by the unijunction transistor. The flash...

  • The phone flasher

    2017-02-05 20:02:2461

    E.g 14 the phone flasherThe phone ring voltage makes the Neon bulb conducting, and the photocoupler U triggers SCR conducting and the bulb is glowing, ...

  • Xenon Flasher

    2017-02-05 19:58:3462

    Using a voltage-doubler supply, this circuit charges a 60-/aF capacitor and discharges it through a Xenon lamp. The SIDAC dev ice is manufactured by Mo...

  • Mini_strobe_variable_flasher

    2017-02-05 19:48:1860

    This LM3909 flasher circuit can be used as a variable-rate warning light, or for advertising or special effects. The rate control can adjust from no fl...

  • Flashing LED circuit with LDR

    2017-02-05 19:10:0264

    In this flashing led lights circuit, the LDR or photoresistor is connected in such way that when the light intensity varies it will influence the flash...

  • Neon tube flasher

    2017-02-05 19:07:1760

    The voltage required to ignite the neon tube is obtained by using an ordinary filament transformer (240-6 V) in reverse. Battery drain is quite low, ar...

  • Camera internal flash circuit

    2017-02-05 19:00:4760

    This circuit is composed of the light measurement circuit and the flash circuit, as the figure shows. It can be used in the POPTICS (one kind of popula...

  • Xenon flash trigger

    2017-02-05 18:28:0665

    This circuit is used for remote photographic flash units that flash at the same time as the flash attached to the camera. This circuit is designed to t...

  • Flashing STM32 using J-Flash ARM

    2017-02-05 18:25:2861

    Last time we have covered topic about flashing STM32 microcontrollers using bootlaoder. This is easiest and cheapest way of loading programs to MCU mem...

  • Multi-function program-controlled flash integrated circuit c

    2017-02-05 18:13:5261

    Multi-function program-controlled flash integrated circuit is shown in the diagram. It can ordinal display six basic patterns, namely elastic shrinkage...

  • Light-operated aquarium flashing light circuit diagram

    2017-02-05 17:47:1760

    Transistors VT1, VT2 form the complementary self-excited multivibrator, and the oscillator feedback network is composed of the capacitor C. The base bi...

  • Flash_Signal_Alarm

    2017-02-05 17:44:0860

    This circuit is useful if you need a low-energy flashing alarm. The 200 to 400-dc supply should have enough internal resistance to charge the 0.5 μF c...

  • TELEPHONE_RING_FLASHER

    2017-02-05 17:36:4159

    When the phone rings, the flasher turns on and off, causing photocell R1 to conduct. Relay RY1 is then energized, which completes the circuit between t...

  • The flashlight with auto dimming function circuit

    2017-02-05 17:30:5762

    When the power supply switch K1 is put through, the step-up circuit is charging capacitor C7, when C7 is full, the Ne light is glowing, which means the...

  • Adjustable speed LED flasher circuit diagram

    2017-02-05 17:23:4162

    National's LM3909 flashing IC flash can light the light-emitting diode in different rates, and the flashing LED is used as indicator in the battery-pow...

  • Slave Flash Trigger(BPW40)

    2017-02-05 17:04:3660

    This article briefly describes the Slave Flash Trigger (BPW40). This principle is easy to understand, but also very practical. Depth understanding of c...

  • Touching monolithic flasher - buzzer circuit diagram

    2017-02-05 16:59:1460

    In the circuit, N1, N2 constitute the RS flip-flop, and the trigger end is pin 8 and 13; N3, N4 form the controlled oscillator, only when N3's pin 1 is...

  • Single 1.2V NiMH Cell LEDs Flashlight Circuit

    2017-02-05 16:56:3262

    The single cell led flashlight circuit is a self-oscillating boost converter. A typical white LED has its best power-efficiency combination at about 20...

  • LED_FLASHER_USES_UJT

    2017-02-05 16:40:3862

    A relaxation oscillator is used to flash an LED in the base circuit. C1 is charged slowly through R1 by the power source, then discharged periodically ...

  • Working of Flash Memory

    2017-02-05 16:24:3561

    Flash Memory We use our computer hard disk to store all our files including documents, photos, PDFs, MP3s and so on. But, there are cases where you wil...

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