Combustible gas alarm circuit is shown. Circuit by the gas sensor, multivibrator and audio output roads. Multivibrator integrated circuit by the NAND gate way inside two NAND g..

It shows a circular lighting control circuit. Circuit, rCl of four two-input NAND gate CD4011, which made of a non- door l, 2 multivibrator composed by the NAND gate 3,4 RS flip-flop circuit consisting of a pulse generated by the multivibrator shaping, ..

This is the over-temperature alarm and a cooling by the CD4011 four NAND gate integrated circuits, and for monitoring the temperature of the oven used. When the thermostat circuit failure or power outage, the inside temperature is above or below the allowed..

Circuit as shown by the double oscillator is keyed monoflop CC4098, Quad 2-input NAND gate CC4011 and other composition. The circuit is the frequency and duty cycle adjustable ..

Temperature stable resistors R1 and R2 NAND gates, they ensure that the switches in the linear region open. Capacitor C1 is a DC component at the operating frequencies, ..

As shown, mainly by the NAND gate IC1 (CD4096), counting/timing distribution circuit IC2 (CD4017), the analog electronic switch IC3 (CD4066) and the D flip-flop IC4 (CD40174) a..

By two NAND gates Di, Dz and resistor Rz, capacitors Cl etc. RC self-excited multivibrator oscillation frequency 2. 5Hz, the oscillation amplitude is 4V. Using as probe tempera..

A CMOS NAND gate or NOR gate can form a single-shot, this single-shot circuit extensively used to delay the pulse signal, stretching and shaping. Monostable door circuit, its m..

As shown, the circuit including a four 2-input NAND gate and a CMOS CD4011 type 555, and thus the output of either a static or high-time period, the power consumption is minima..

Human reaction speed test circuit as shown in FIG. NAND gate D25, D26 and other components multivibrator output clock pulse period is about 50ms. IC1 composition 8 right register, D1 composed of boot delay circuit output signal as its serial input data. Just..

Tone generator circuit Tone generator circuit shown in FIG. Circuit uses a quad 2-input NAND gate integrated circuit CD4011. NAND gate NAND gate 1,2 and 3,4 form two gating multivibrator oscillation ..

CDI011 integrated circuits using sound, light control stairs delay switch circuit is relatively simple, Pi can be good. Scarf, and non-f JI and NAND f JlI constitution "and" r J circuit, differential input dynamic. Only two input terminals that is....

A 2-input NAND gate integrated circuit fabrication of digital delay lamp circuit, VD3, vs, after Composed of simple capacitive voltage rectifier buck crossing the half line, th..

As shown in FIG touch delay switch is a CMOS NAND gate composition, can delay about 10 seconds, often used in street corridor, home door lights automatic control. ..

Circuit consists of an ultrasonic transmitter and T-4 0-16 555 circuit, adjust the potentiometer RP can change the oscillation circuit frequency. 40k 3 feet from the output 555..

As shown is 555 more cars with alarm circuit, mainly consists of a 555 and a quad 2-input NAND gate circuit. At the time of low oil pressure and brake pressure is too low, the ..

This circuit LED reproduces the first LED sequence at this time used by FISA on behalf of Formula single racing. It may perhaps be alive used with slot car sets (such for example HO shin up AFX/Life Like/Tyco sets) or else means of communication controlled....

This frequency doubler uses one CMOS quad, two input NAND gate package type 4011. The frequency doubler proper consists of an inverter IC1B, two differentiating networks R1/C1, R2/C2 and NAND gate IC1A, IC1C and IC1D function as input and output buffers. In....

What that flip-flop does, but mostly why those two NAND gates aren`t just inverters. and why the one on the bottom (and the inverter next to it) are even there. You should wait with accepting the answer and allow others to have a look and write up their....

The circuit presented here usesNAND logic gates of Hitachi HD seriesIC HD74LS00, which is a quad NANDIC. Special technique has been employedto obtain three-state operation usingjust a single IC. Gate N1 is wired such that when theoutput of gate N1 is at....

This electronics educational game uses a NAND IC, a Latch IC and a few peripheral components to construct a project that is able to tell who among the four person press the button first ..

Using just two NAND or inverter gates its possible to build a D type (or toggle`)‚ip-‚op with a push-button input. At power-up the output of gate N2 is at a logical 1`, ensuring that transistor T2 is switched off. When the push-button is pressed the output....

Here is the circuit of a very simple transistor tester which used two LEDs for displaying the condition of a transistor. Both PNP as well as NPN transistors can be tested using this circuit. Quad 2 input CMOS NAND gate IC CD4011B is the heart of the circuit.....

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This schematic illustrates a real circuit, but it isn`t called a "two-input inverter. " Through analysis we will discover what this circuit`s logic function is and correspondingly what it should be designated as. Just as in the case of the inverter and....

This water level sensor (detector) circuit uses a standard NAND logic gate to produce oscillation and to detect the water level. Oscillation is included inside....

This circuit reproduces the starting light sequence currently used by FISA for Formula One racing. It could be used with slot car sets (such as HO scale AFX/Life Like/Tyco sets) or radio controlled cars. IC1, a 555 timer IC, is used as a clock pulse....

This audio peak detector allows a pair of stereo channels to be monitored on a single LED. Identical circuitry is used in the left and right channels. Use is made of the switching levels of Schmitt trigger NAND gates inside the familiar 4093 IC. The....

The following diagram is the Clock Generator circuit diagram which build based on NAND Gate logic IC. You may use IC 7400 or 4011 for this circuit. The 7400 is a TTL type, while 4011 is CMOS type. IC 4011 is cheaper than 7400 but the 7400 is faster than....

Before I emailed Pablo Gian Villamil and he sent me on a link to his class notes (yay!) for Generating polyphonic sound with Arduino I tried to work out his circuitry from his various blog posts and component listings CMOS Hex Schmitt Trigger Inverter....

This simple circuit uses NAND Gates to alternately flash two led`s. The two 47uF capacitors determine the flash frequency. It is a good idea to use a decoupling capacitor across the power supply. I made this circuit using the components shown and it worked....

Figure 1 is AND gate logic circuit. Its logic expression is P=A, Figure B has 2 photodiodes in series. When input logic level A=1, B=1, output P=1. In a similar way, itcan form Or gate, NAND gate, NOR gate and some other logic circuits. As shown in figure 2,....