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Low-Resistance Continuity Tester

Blog, Updated at: 18:33
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Doorbell-Controlled Porchlight

Blog, Updated at: 23:06
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Fuse-Cum-Power Failure Indicator

Blog, Updated at: 22:22
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Fan on/off Control by Light

Blog, Updated at: 08:44
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Experimental Study of Switched-Capacitor Circuit

Blog, Updated at: 23:05
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Electrolytic Capacitor Tester

Blog, Updated at: 13:53
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Auto Snooze for Digital Alarm Clocks

Blog, Updated at: 22:53
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Smoke Extractor

Blog, Updated at: 12:27
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Alarm using your own Voice

Blog, Updated at: 09:13
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False Triggering Eliminator for Timer 555

Blog, Updated at: 14:02
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Low-Range AM Radio Transmitter

Blog, Updated at: 11:05
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Automatic Water Pump Motor Controller

Blog, Updated at: 10:40
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RJ45 Cable Tester

Blog, Updated at: 10:52
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555 DC-to-AC Inverter Schematic

Blog, Updated at: 10:17
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Tester for 555 Timer and 741 Op-amp ICs

Blog, Updated at: 11:43
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Audible IR Proximity Detector

Blog, Updated at: 09:19
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Automatic Evening Lamp Circuit Diagram

Blog, Updated at: 11:48