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555 Touch-sensitive switch circuit diagram – Circuit Schematic
555 Touch-sensitive switch circuit diagram
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 she...
555 consisting of portable electronic timing hypnosis massage – Circuit Schematic
555 consisting of portable electronic timing hypnosis massage
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 co...
NE555 circuit diagram of a divider circuit – Circuit Schematic
NE555 circuit diagram of a divider circuit
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 in...
External protection signal generator by a circuit diagram TDA4866 – Circuit Schematic
External protection signal generator by a circuit diagram TDA4866
As shown in FIG TDA4866 constituted by an external signal generator circuit protection. The role of the internal protection circuit is out of control, the exte...
Level 555 a control circuit diagram – Circuit Schematic
Level 555 a control circuit diagram
As shown for the level control circuit. The control circuit consists of step-down rectifier circuit, trigger circuit 555 (IC1, IC2), relay control circuit. Whe...
555 sound logic level probe – Circuit Schematic
555 sound logic level probe
As shown for the acoustic logic level probe circuit. The probe consists of a voltage comparator, multivibrator, piezoelectric ceramics HTD and other components...
4h 556 composed of a timing circuit diagram – Circuit Schematic
4h 556 composed of a timing circuit diagram
As shown by the timing circuit 4h is up to 556 pairs of the time base circuit. 556 dual time base circuit intermediate access N8281 crossover network, without ...
555 monostable circuit is used as a table or capacitance resistance meter schematic – Circuit Schematic
555 monostable circuit is used as a table or capacitance resistance meter schematic
As shown by 555 and the timing resistor R1 ~ R3 and measured capacitance Cx can be composed pointer capacitance meter, one-shot circuit capacitance measurement...
The pulse width detection circuit 555 – Circuit Schematic
The pulse width detection circuit 555
As shown in Fig pulse-width detection circuit. The detection circuit by the differential circuit (R2, C2), amplifier BG1, single stabilizing circuit (555, R1,...
555 multi-temperature test circuit configuration – Circuit Schematic
555 multi-temperature test circuit configuration
As shown in Fig multi-channel temperature measurement circuit. The test circuit consists of a core consisting of 555 one-shot delay circuit. When the button i...
A watchdog circuit diagram – Circuit Schematic
A watchdog circuit diagram
As Figure: when the operation of the circuit as long as the timing of the reset pulse to the CD4060, we can guarantee the state ended in Q1, so that the NMOS tr...
555-pin chip data and circuit diagrams – Circuit Schematic
555-pin chip data and circuit diagrams
Any time base circuit 555, the internal structure of the same circuit, the performance is the same. When there are many manufacturers base circuit 555 models, s...
Anti-jamming circuit – Circuit Schematic
Anti-jamming circuit
Anti-jamming circuit (watchdog circuit): KA555 interference when analog baseband circuit shown in Figure 18-14. FIG D4 is KA555 hybrid analog/digital integrated...
Analog electronic clock the whole point of the trigger signal to obtain – Circuit Schematic
Analog electronic clock the whole point of the trigger signal to obtain
Analog electronic clock the whole point of the trigger signal to obtain ...
Through a small pulse transformer output of one transistor trigger circuit – Circuit Schematic
Through a small pulse transformer output of one transistor trigger circuit
Adjustment potentiometer RP, can change the pulse phase shift range. The phase shift circuit is in the range of 0. -1600 Higher sensitivity. ...
Single phase half-wave phase-shift trigger circuit resistance-capacitance – Circuit Schematic
Single phase half-wave phase-shift trigger circuit resistance-capacitance
Adjusting potentiometer RP, the output voltage of the phase shift bridge diagonal oD phase change accordingly, thus obtained Rfz rectifier load power is also ch...
Adjustable pulse generator circuit – Circuit Schematic
Adjustable pulse generator circuit
Adjustable pulse generator circuit Shows an adjustable pulse generator circuit, which is a periodic signal and the pulse width can be adjusted independently of ...
Accelerate the role of capacitance – Circuit Schematic
Accelerate the role of capacitance
Accelerate the role of capacitance To reduce the delay of the waveform, in parallel to the signal input resistor RK a speed-up capacitor CK, so that the pulse e...
Monostable circuit diagram of the use of video amplifiers and comparators – Circuit Schematic
Monostable circuit diagram of the use of video amplifiers and comparators
A video amplifier output at its arrival was a differentiation before the Schottky comparator. Typical propagation delay is reduced to 10ns. The output pulse wid...
A single pulse signal generating circuit – Circuit Schematic
A single pulse signal generating circuit
A single pulse signal generating circuit Shown as a single pulse signal generating circuit, switch contacts such as the use of such a digital signal reset signa...