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Resources by 3lectrix

Water Level Alarm 2011-12-29
This circuit will produce an audible alarm when the water level reaches a preset level.The circuit
5.00 star(s) 1 ratings
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Most of the power supply failure indicator circuits need a separate power supply for themselves. Bu
3.00 star(s) 2 ratings
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This proximity detector using an infrared detector (Fig. 1) can be used in various equipment like a
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The circuit is based on National Semiconductors comparator LM311 (IC1) and an LDR. The non invertin
3.00 star(s) 3 ratings
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You can easily test the health of a UJT (Uni junction transistor) by using a digital multimeter. Do
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Digital Stop Watch 2011-06-18
A digital stop watch built around timer IC LM555 and 4-digit counter IC MM74C926 with multiplexed 7
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Digital Code Lock 2011-06-16
This is a simple but effective code lock circuit that has an automatic reset facility. The circuit
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Here is the circuit diagram of a police siren based on NE55 timer IC. The circuit uses two NE555 ti
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Dark Detector 2011-06-16
The dark detector circuit shown here can be used to produce an audible alarm when the light inside
0.00 star(s) 0 ratings
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