Ultrasonic distance finder circuit
The circuit described here uses ultrasonic oscillations and operates based on the propagation velocity of these oscillations in the air. Thus, we can easily det...
Fully automatic watering circuit for flower pots
Many times for various reasons we forget or can not water the plants that we have in our homes. And many humidity sensors units just notify us with a beeping so...
Echo Depth Sounding Sonar for Boats
In the past the sounding (sea bottom measurement) was done with the "bullet", that is, with a heavy lead object that the seamen plucked into the sea hung from a...
Plant-Pot Water Level Indicator Circuit
A series of LEDs serve to alert the gardener when plants need water. Using two conventional digital integrated LEDs and a series of LEDs, we make a very useful ...
Geiger–Müller meter circuit project
In this page we will show how you can simply construct such a meter, which is good to have one, to show not only the existence of radioactive materials but also...
Using current quick break and overcurrent protection circuit overcurrent relay a sensor
Figure 4-52 (a) for the two-phase wiring, DC operation; Figure 4r52 (b) for the two-phase current differential wiring, AC operation. ...
Decay mode input circuit
FIG resistor divider attenuation measured mold humble way signal for higher signal amplitude situation. ...
Wheat planter particles clogging circuit
FIG clogging circuit wheat planter particles. In this circuit, the light-emitting diodes and photodiodes arranged in planting at the outlet - will be blocked, i...
A hydraulic circuit diagram showing
FIG circuit, the oil pressure sensor is converted into a variable resistor Rt. Due to changes in Rt, changing the size of each transistor is biased, three LEDs ...
Environmental Noise Monitor
Environmental noise monitor circuit is shown. It mainly consists of high gain mu Specification for Zinc composition. Measured noise signal is indicated by the a...
Electronic thermometer circuit
Electronic thermometers as shown in the circuit. RT is the thermistor, A is an integrated operational amplifier. VD1 ~ VD4 composition marked by the scribe mush...
OP27 multiple S-type thermocouple circuit
Electronic switch selection, you can achieve multiple temperature control, or a plurality of temperature monitoring points, monitoring. OP27 multiple S-type the...
Water heaters electronic ignition circuit
Electronic ignition circuit for the water heater is shown. When you open the faucet, switch K 3V battery, since the charging C2 need room, so VT6 is off, the po...
Electronic filter
Electronic filter The effect of the capacitor c5 is filtered. Cs fact constitute a composite pipe with an electronic filter, as shown in FIG. Thus the advantage...
Electric thermos temperature detection control circuit
Electric thermos temperature detection control circuit Electric thermos shows the temperature detection control circuit. It is mainly by the control circuit of ...
Electric thermos temperature detection control circuit
Electric thermos temperature detection control circuit Electric thermos shows the temperature detection control circuit. It is mainly by the control circuit of ...
TC621 temperature sensor using poultry hatchery electronic thermostat control circuit diagram
Eggs hatch chicks temperature requirements within 36 ~ 39oC temperature range, temperature sensor integrated circuits using TC621 temperature control circuit, h...
Structure and working principles of various protective circuit diagram e
Due to the different circumstances of the various input signals, when the pin is applied between the abnormal voltage, protection circuits to form a circuit pat...
Drinking fountains automatic control circuit diagram
Drinking fountains automatic control circuit diagram as follows: ...
Three Phase protective circuit of the current detection line
Drawing, transistors constituting the gate VTi, VT2, VT3 and the like. ...