This simple alarm timer circuit is made with 4060 which has an integrated oscillator with a good stability with a relatively wide frequency range. In the circuit diagram the oscillator frequency is ...

Final Project in Logic Circuits and Design so there is no microprocessor or microcontroller involved - Releases · Virgel24-7/Alarm-Clock-Logic-circuits ...

An internal monitor circuit checks the 9-V battery level at 40-sec intervals during the LED pulse. Checks are made every 24 clock cycles for low battery by comparing Vdd to an internal zener voltage.

Here is an ultra simple automatic light switch circuit for bedrooms. After construction, connect the input terminals of this circuit in parallel to the internal buzzer terminals of a Quartz-Alarm ...

Microelectronics Journal (2019). [3] A Lock Detector Loop for Low-power PLL-Based Clock and Data Recovery Circuits. Circuits, Systems, and Signal Processing (2017). Back to "Circuits and Systems" ...