This electronic circuit is designed to monitor temperature using a sensor manufactured by National Semiconductor LM335, which provides an output voltage of 10 mV / ° C.
Circuit Diagram:
Circuit detectors and sensors based electronics projects
Circuit detectors and sensors based electronics projects like: metal detectors circuits, smoke detectors circuit, water detector circuit, light detector and other based sensors projects.
Finger touch sensor switch
Using electronic diagram below can be made a very simple circuit that activate a relay at the touch of a sensor with finger.
Circuit Diagram:
Touch switch electronic circuit based on a Schmitt trigger
This touch switch electronic circuit is based on a Schmitt trigger with latching, built IC1a, IC1b and R3.
Circuit Diagram:
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| Warning mailbox electronic project |
A simple warning mailbox can be designed using electronic diagram below. |
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| Digital multimeter K thermocouple interface |
A digital multimeter K thermocouple interface can be made using this circuit diagram. Type K... |
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| Lying tester circuit using biofeedback |
With this electronic scheme can be tested a person whose status is modified in certain... |
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| Smoke detector alarm using RE46C140 |
Using the RE46C140 integrated circuit you can design smoke detector alarm using few external... |
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| Network voltage indicator electronic circuit |
Using this scheme can be made a network voltage indicator electronic circuit. If the input... |
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| Infrared emitter for remote control |
The infrared emitter can be used as a control device for the infrared receiver. |
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| SFH505A infrared triggered switch |
Using SFH505A integrated circuit manufactured by Siemens can be made a infrared triggered switch... |
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| Water level indicator with 7-segment display |
This water level indicator electronic circuit uses a 7-segment display to indicate the water... |
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| Inexpensive temperature indicator electronic project |
A simple and inexpensive indicator, which indicates the temperature of a heat sink in high power... |
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| Shortcircuit indicator for voltage stabilizer |
This shortcircuit indicator circuit is very simple and uses few electronic components. This... |
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| Light dependent switch |
Using this circuit diagram can be made an electronic switch that allows actuation of a relay.... |
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| Lie detector circuit with biofeedback |
A simple lie detector that is based on well-known principle of Biofeedback can be designed using... |
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