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  • Double-barreled double-block circuit diagram

    2017-01-08 18:42:5261

    The main transistor with resistance is a kind of small power tube, which is used as the electronic switch or inverter in household appliances and other...

  • The touching interlock electric switch circuit

    2017-01-08 18:38:3361

    Usually, the RC of the phase inverter input terminal makes the output terminal 0, when touching the line i (i=0,1,2```7), the signal that is inducted b...

  • Electronic code lock circuit

    2017-01-08 18:38:1463

    The electronic code lock circuit is as shown.The ICl is the 5G058-specific lock integrated circuit 5G058, it's pin 1 to pin-6 connect the external key ...

  • Multivibrator_with_input_lock_out

    2017-01-08 18:32:3861

    With this circuit, pulse width is independent of supply voltage, and a 99% duty cycle is possible. Input trigger amplitude is set by R1, R2, R3, R4, an...

  • Digital Clock with Arduino and DS1307

    2017-01-08 18:17:2162

    In this article you will learn how to make a digital clock using Arduino and the DS1307 RTC IC. What is DS1307 IC actually? Well, it is a Real Time Clo...

  • Internal Block Circuit Diagram of IC LA445

    2017-01-08 18:09:2762

    LA445 is a dual-channel audio power amplifier integrated circuit produced by Japanese SANYO Electric. It is widely used in home audio device, vehicle a...

  • Single Supply Phase Locked Loop

    2017-01-08 17:58:2561

    This circuit will function accurately over a 10:1 frequency range from 1 kHz to 10 kHz, but will not respond as quickly as the basic wide range phase l...

  • Vizi saloon car quartz clock, radio-cassette player and rear

    2017-01-08 17:43:2560

    The Vizi saloon car quartz clock, radio-cassette player and rear window defrosting circuits:...

  • Electronic Lock

    2017-01-08 17:24:0962

    Here is an electronic code lock, which can be used as a door latch or key for ignition, etc. Operation is fairly tricky and there lies the beauty of th...

  • CLOCK_INPUT_FREQUENCY_DIVIDER

    2017-01-08 16:53:0661

    ICA, R1 through R3, and Q1 form a current source. The current that charges C1 is given by:The input signal drives ICD. Because ICD's positive input (V+...

  • Clock coupling circuit diagram(can be efficiently transmitte

    2017-01-08 16:36:4460

    The circuit uses gallium arsenide infrared emitting diode and it is optically coupled to the silicon plane photoelectric mulriple pipe. Circuit require...

  • The main circuit block diagram of single phase conversion ty

    2017-01-08 16:26:4260

    The main circuit block diagram of setting static switch single phase conversion type UPS power supplyUPS power supply can be divided into conversion ty...

  • CLOCK_WITH_REFRESH_CONTROLS

    2017-01-08 16:20:0362

    Crystal-stabilized 1-MHz clock source such as Motorola K1100A produces complementary 5-V clock outputs required for phases 1 and 2 of MC6800 MPU and al...

  • 5V/10A 20kHz blocking communication device using SIPMOS tran

    2017-01-08 16:17:5562

    This circuit is convertor which can change input DC voltage (+20~+30V) to lower DC output voltage (+5V). Integrated circuit TDB0555B is time base circu...

  • 555 hand-wave stop noising electric clock circuit

    2017-01-08 16:11:3462

    When the electric clock goes to the alarm moment, the contact point K1 of the original movement closes (the closing time is about 2 minutes), VT5 condu...

  • Simplified Long-Distance Call Lock Circuit Diagram

    2017-01-08 16:08:3461

    Simplified long-distance call lock is shown in the above picture. The lock can lock out the long-distance call without affecting the original function....

  • Switching rectifier basic structure block diagram

    2017-01-08 15:47:5061

    Switching rectifier mainly consists of four parts: input circuit, power inverter, rectifying and wave-filtering circuit and control circuit, as shown i...

  • 555 hand-wave stop noising electric clock circuit

    2017-01-08 15:35:4961

    When the electric clock goes to the alarm moment, the contact point K1 of the original movement closes (the closing time is about 2 minutes), VT5 condu...

  • CODED_LOCK

    2017-01-08 15:31:3560

    Five-digit combination lock uses five low-cost ICs operating from 5-V supply that can be derived from 12-V auto battery as shown in inset. Six set/rese...

  • SINGLE_OP_AMP_CLOCK

    2017-01-08 15:31:2960

    Capacitor C1 is charged through timing resistor R1 when the clock output is high. When C1 reaches the upper threshold voltage, the output signal decrea...

  • 5MHz clock signal generater circuit

    2017-01-08 15:25:5260

    The transistor T1, T2 form a multiple harmonic oscillator, and connect to 500Ω adjustable resistance in series with fixed resistance R1 can adjust fre...

  • Electronic lock circuit

    2017-01-08 15:18:5863

    This article describes the electronic lock circuit. This circuit is not new, but it proved so useful, simple and cheap, it is worth building. It consis...

  • LT1107 Output Ripple Reduction using Gain Block Circuit Diag

    2017-01-08 15:11:4360

    LT1107 Micropower DC/DC Converter has a gain block A2 which can serve as a low-battery detector, be used as an error amplifier, or linear post regulato...

  • The High confidentiality electronic lock circuits T630 and T

    2017-01-08 14:40:5761

    You can use the jump yard decoding circuit to form the high confidentiality electronic lock that can be used in the safety deposit box, the confidentia...

  • CLOCK_DRIVE_FOR_FLIP_FLOP_FLASHER

    2017-01-08 14:33:2461

    555 timer connected as astable VBR generates series of timing pulses at rate determinod by value of capacitor and settifig of 1-megohm pot Provides aut...

  • Binary Coded Decimal (BCD) Clock

    2017-01-08 14:30:1661

    The clock circuit above uses seven ICs and 19 LEDs to indicate binary coded decimal time. The LEDs can be arranged (as shown in example above) so that ...

  • Block Circuit Diagram of Internal LM567CN Integrated Circuit

    2017-01-08 14:17:4261

    LM567CN is a PLL audio coding integrated circuit. A high-powered cordless phone often uses two pieces of this circuit, taking charge of identifying pil...

  • Tianjin VIOS gate lock control circuit diagram

    2017-01-08 13:54:2661

    Tianjin VIOS gate lock control circuit diagram, as shown:Welcome transshipment, the informations are come from Weikue-market net(www.dzsc.com)....

  • freezer and cooling pump interlock control circuit

    2017-01-08 13:41:5160

    The freezer and cooling pump interlock control circuit is as shown. It can be started through starting frozen pump, cooling pump and opening the freeze...

  • M6 car anti-lock braking system ABS traction control system

    2017-01-08 13:30:1561

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