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  • General Purpose Arithmetic Block

    2017-01-08 01:32:1460

    View Full Size Image View Original Design Note This is the circuit for the general purpose arithmatic function, an Analog Computer block which solves t...

  • Digital lock 1

    2017-01-08 01:09:2863

    The digital lock circuit is composed of the password input control circuit, error closed circuit, reset circuit and control implementation circuit, and...

  • Automotive electronic password lock circuit diagram

    2017-01-08 01:05:3161

    Automotive electronic code lock circuit is shown as above. ICl is exclusive lock for the integrated circuit 5G058, its ① ~ ⑥ feet connect external ...

  • The central door lock circuit of Santana 2000 (gasoline inje

    2017-01-08 01:04:5261

    Figure: The central door lock circuit of Santana 2000Li(gasoline injection engine)159-central lock device; 160-right door lock motor; 161-rear shell lo...

  • Building an Intel 8008 Computer "Clock"

    2017-01-08 00:59:4661

    Be aware that I cheated this time around, at least I feel that way. In this design I use many modernly available shortcuts such as programmable logic d...

  • TDA8177F integrated block typical application circuit

    2017-01-08 00:31:4160

    2.Pin functions and dataThe pin functions and data of TDA6108 is as shown in table 29.Table 29 The pin functions and data of TDA6108...

  • Block Diagrams Oscilloscope Tutorial

    2017-01-08 00:14:5666

    Read the page on Cathode Ray Tubes before reading this. The signal to be observed is applied to the Y plates. It is attenuated if it is too large in am...

  • 28 LED Clock Timer

    2017-01-08 00:12:4261

    This is a programmable clock timer circuit that uses individual LEDs to indicate hours and minutes. 12 LEDs can be arranged in a circle to represent th...

  • The touching interlock electric switch circuit

    2017-01-08 00:02:4163

    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...

  • CLOCK_FOR_REGULATED_SUPPLY

    2017-01-07 23:40:1060

    Single RCA CD4009A serves as clock generator and mono for driving regulated power supply having fold-back current-limiting protection. Rtc and Ctc are ...

  • The touching interlock electric switch circuit

    2017-01-07 23:28:3761

    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...

  • 60_Hz_CLOCK_OUTPUT_FROM_555

    2017-01-07 23:22:2060

    Basic 555 timer IC produces constant 60-Hz rectangular output for use as noninterruptible free-wheeling dock source. C1 introduces filtered 60-Hz power...

  • The switch circuit of electric self-lock/interlock

    2017-01-07 23:15:4560

    1.switch featuresThe core part of the switch is made of 4 op-amps LM324, with subtle design, each op-amp has two functions: the voltage comparator and ...

  • A_C_POWER_INTERLOCK

    2017-01-07 23:08:4361

    Any device drawing over 5 W (up to amount allowed by D2-D3) will produce 60-cps square wave at base of 01 when device is turned on, to energize relay t...

  • Multiplex Dial Padlock Combination Lock

    2017-01-07 23:01:0663

    A combination lock is a type of padlock in which a sequence (permutation) of numbers or symbols is used to open the lock. The sequence may be entered u...

  • Digital Electronic Lock Schematic

    2017-01-07 22:54:4562

    Digital Electronic Lock Schematic The agenda lock apparent beneath uses 4 accepted argumentation ICs to acquiesce authoritative a broadcast by entering...

  • DUAL_DETECTORS_PREVENT_LOCKING_ON_SIDEBANDS

    2017-01-07 22:45:3160

    Antisideband circuit rejects side-band locking while telemetry tracking loop is automatically searching for signals around i-f value. Circuit also prov...

  • Super secret code lock circuit

    2017-01-07 22:38:3361

    The super secret code lock circuit is as shown. This circuit is composed of the decimal counter CD4017's ten output ports, and the password group numbe...

  • Four-phase clock source circuit

    2017-01-07 22:25:1061

    The four-phase clock source circuit is composed of the synchronous mode 4 counter (74107 J-K trigger) and the decoder SN74 LS139. The output of it is t...

  • iButton electronic lock

    2017-01-07 22:14:2660

    Since iButton DS1990A introduced in market from Dallas Semiconductor (MAXIM), it has been used in many applications concerning security, access control...

  • Square wave clock circuit

    2017-01-07 22:11:1460

    Square wave clock: The HA-4900/4905 high precision comparator integrated circuit which is produced by the Harris company has four comparators, you ca...

  • the digital clock circuit

    2017-01-07 21:41:0360

    U1 is a 3817 integrated circuit, which is produced by Fairchild Corp. It can directly drive the display, and it can display for 12h or 24h, It can gene...

  • SETTING_CLOCK_TO_WWV

    2017-01-07 21:36:4460

    Locally genemted pulses can be easily synchronized with pulses from WWV to see clocks associated with frequency standard. Changes in period of pulses f...

  • The Great Wall-Harvard central lock, airbag, ABS, instrument

    2017-01-07 21:32:5061

    The Great Wall-Harvard central lock, airbag, ABS, instruments and lighting system circuit is shown in the figure....

  • Block Diagram Tutorial - Block Diagrams

    2017-01-07 21:32:2461

    Block diagrams are a method of explaining complex systems (not necessarily electronic) in a simple manner. They are made up from labeled blocks which a...

  • Blocking AC power supply with TDA4600

    2017-01-07 21:29:5960

    Integrated circuit TDA4600 in this circuit mainly has the task of controlling, adjusting and overseeing switching BU208. Meanwhile it isalso used to pr...

  • TWH9238 interlock application circuit diagram

    2017-01-07 20:57:0164

    The output terminals A, B, C, D of TWH9238 transmitter pass the transistor drive and drive a DC relay. One output of the circuit plays the role of cont...

  • ALARM_CLOCK_TIMER

    2017-01-07 20:50:0760

    Turn your alarm clock into a specialized timer with this simple circuit. The clock used with the circuit should be the kind that turns on a little lamp...

  • AE1169-Equipped Enhanced Code Lock Circuit

    2017-01-07 20:47:3061

    When the button of an AE1168-equipped enhanced code lock is pressed, AE1168 will locate the corresponding button through keyboard scan. And it will con...

  • Block Circuit Diagram of Internal LM567CN Integrated Circuit

    2017-01-07 20:46:3360

    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...

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