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Posts tagged 78L05

Simple Alarm Circuit using 12C509

alarm circuit diagrams Simple Alarm Circuit using 12C509, 2N7000, 78L05

VU Meter Schematic

meter circuits VU Meter Schematic using 78L05, AD8313, LM324

PC serial port RS-232 pin out and wiring

PC serial port RS-232 pin out and wiring

5 DOT DUAL LED LEVEL METER DRIVER

5 DOT DUAL LED LEVEL METER DRIVER using KA2284 / KA2285 5 DOT DUAL LED LEVEL METER DRIVER using KA2284 / KA2285 5 DOT DUAL LED LEVEL METER DRIVER The KA2284 / KA2285 are a monolithic integrated circuits designed for 5-dot LED level meter drivers with a built-in rectifying amplifier, it is suitable for AC […]

Cell Phone / mobile phones Detector circuit using CA3130, NE555, BC548

Cell Phone Detector circuit using CA3130, NE555, BC548 This detector functions let you know that nearby there are phones that activated from a distance of five feet. So that can be used to prevent the use of mobile phones in the exam room, secret room, a place of worship, etc. It is also useful to […]

LG TV Circuit Block

Free LG TV Circuit Block Diagram for repairing

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