555 Timer Circuits
- Page 2
-
As shown for the long timing circuitry simple. Press the switch AN start timing, tone PR can alter timing, the timing range from 3 minutes to 220 minutes. If the capacitance C ..
-
-
As shown from the switch contacts, proportional to the speed pulse signal Vi, after the differential is added to IC (1/2 556) trigger side to make the single stabilizing circui..
-
As shown in FIG ad decorative lamp control circuit. The controller consists of a pulse generator, a frequency divider, matrix circuit and thyristor control circuit.IC1 and R1, ..
-
As shown in FIG circuit by the voltage - frequency converter and an amplitude modulator. Input voltage V1 by the operational amplifier A1 control FET 2N4222 internal resistance..
-
As shown in FIG hypnosis massage is pocket-sized electronic timing circuit with two 555 timers to form, to meet the health needs of people to relax. Circuit consists of three p..
-
As shown in FIG optical control circuitry for high-performance street. The circuit consists of a photoelectric conversion element LDR, comparator circuit IC1 (555), single stab..
-
-
As shown in FIG touch sensor switch circuit diagram The circuit consists of step-down rectifier circuit 555 and flip-flops. When the hand touches the metal sheet A, sensor sign..
-
As shown in FIG wind speed programmable circuit. The circuit consists of step-down rectifier circuit, a multi-stage cycle timing circuit, phase shift control circuit, thyristor..
-
As shown in Fig ten temperature detection circuit circuit. The detection circuit by the temperature sensor, V/F converter circuit, an oscillator, circuit testing program contro..
-
As shown in Figure 10 for the automatic conversion of wind speed control circuit. The circuit includes a clock signal generator IC1, counter IC2, decoder IC3, synchronous phase..
-
As shown in Figure 555 constituting the DC capacitor tester. The tester from the pulse generator, single-shot, and the head indicating DC amplifier circuit. It measures NpF ~ 1..
-
-
As shown in Figure 555 is a simple logic circuit test leads. Test pen 555 as the core, it will take a Schmitt trigger, the logic state of the test for digital circuit. 2,6 555 ..
-
As shown in Figure 555 is the transistor characteristic curve tracer circuit depict transistor characteristics, to have two voltages, one step wave is applied b pole for genera..
-
As shown in the circuit diagram of the device is looking for 555 cars, including a transmitter and a receiver in two parts. The transmitter 555 is a core component of the wave ..
-
As shown, the 555 and the surrounding elements constitute a voltage - frequency conversion circuit. For determining the orientation of Earths magnetic field is a Hall-effect de..
-
As shown, the apparatus includes cavers point detection circuit and triggering display circuit. The cavers instrument is a test probe grip in the hands of another probe touches..
-
As shown, the call falls by the position sensing circuit trigger control circuit and SOS alarm circuit. For critically ill patients or for help with a disabled person falls. Pa..
-
As shown, the circuit consists of a dual-core 556 and the light emitting tube. The left half of the IC (556 1/2) composition R1, R2, C1, etc. frequency of about 2Hz multivibrat..
-
As shown, the circuit includes a clock pulse generator, and a pulse distribution circuit drives the display circuit. 555 and RP1, R1, R2, C1 composition astable multivibrator, ..
-
As shown, the control terminal 5 feet and 555 threshold end 6 feet is actually two internal input voltage comparator I, as long as 6 feet voltage is higher than 5 feet 5mV, the..
-
As shown, the controller includes a buck rectifier circuit 555 multivibrator, lantern control circuit for ~ 220V, 5W low power parallel control lights or 6 ~ 12V small bulb ser..
-
As shown, the information apparatus comprises buck rectifier power supply (Vdd + 12V), the timing circuit, multivibrator, the output of the first amplifier and function. IC1 an..
-
As shown, the proximity switch 555 as the core component monostable trigger circuit. 555 Trigger Pin 2 through the large resistance R2 connected to VDD, is waiting for a trigge..
-
As shown, the three lights control circuit 555 as the core, consisting of cyclic trigger monostable delay circuit, the brightest of the SCR control the cycle turned, lights wer..
-
As shown, this circuit is mainly used in a timely reminder dozing who can supervise and the number of records on duty were asleep. Figure d detection circuit is a minute signal..
-
Circuit as shown by 555 and the light emitting tube. 555 and R1, R2, C1 composition astable multivibrator, the oscillation frequency f 1.44/(R1 + 2R2) C1, the vibration frequen..
-
Circuit as shown by the 555 oscillator and amplifier driver stage composition. 555 and R1, R2, RP1, C1 and other components of a multi-harmonic oscillator whose frequency can b..
-
Circuit as shown, consists of four light-controlled electronic switches, timing circuits, voice circuits, and audio circuits and other components. Congratulations for a birthda..
-
Circuit shown in Figure generator consists of an oscillator, voltage follower, the amplitude of zero, zero shift circuit. Used as a self-balancing recorder running test signal ..
-
Circuit shown in Figure, when used in multi-temperature test, switch the thermocouple corresponding channel. 555 brightest are at the core monostable delay circuit, such as Cli..
-
A very regular configuration of the 555 astable timer to work as a timer to trigger an alarm or any other equipment connected to pin 3. R resistor should be replaced with a potentiometer that will change the time delay. Capacitor C should be calculated too....
-
This circuit enables observation of movement between other stroboscopes. Generation of rectangular signal is based on NE555. This circuit requires a low power supply that is made from a simple transformer TR1, traditional rectifier bridge and zener diode.....