Multiphase Oscillator with 40% Spread Spectrum Frequency Modulation and 250Khz Output Frequency
TimerTop Stories

Multiphase Oscillator with 40% Spread Spectrum Frequency Modulation and 250Khz Output Frequency

This is a precision, low power, and easy-to-use oscillator that provides multiphase outputs. The output frequency of the project is set to 250Khz, with 40% spread spectrum. The oscillator frequency can be set by resistor R1, and the spread spectrum can be changed using R3. The master...

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1Khz to 20Mhz Low Power Oscillator
Timer

1Khz to 20Mhz Low Power Oscillator

This is a precision, low power oscillator that occupies very little space.  The oscillator frequency is adjustable using an onboard multi-turn trimmer potentiometer. The output of the circuit is very accurate and has a 1.5% frequency error. The project operates with a single 5V power...

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PWM Module with Dual Source/Sink Outputs using SG3525
Timer

PWM Module with Dual Source/Sink Outputs using SG3525

SG3525 PWM module is a great tool for every hobbyist. This circuit can be used in various applications such as switching power supply, DC-DC converter, DC motor speed controller, LED dimer, High voltage power supply, solenoid driver, and electronic DC load.  This low-cost pulse width...

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1308
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Arduino Compatible 2-digit 7-segment Display Board for Timer/Counter
ArduinoTimer

Arduino Compatible 2-digit 7-segment Display Board for Timer/Counter

The project presented here is an open source 2-digit 7 segment Arduino compatible display board. It can used in many applications that require 2-digit display and switches inputs. Possible application of this board is a 2-digit counter, 2-digit countdown timer, token display, score...

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Analog Clock Motor Driver Implementation Using GreenPAK™
Timer

Analog Clock Motor Driver Implementation Using GreenPAK™

Introduction Even in a digital world, classic analog clocks have a timeless style. This simple but universal technology is presented in the article. The implemented project uses a dual-rail GreenPAK™ SLG46121 which can perform all the active electronic functions needed in an...

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“Connect” to an atomic clock in space! GPS, DCF77
GPSTimer

“Connect” to an atomic clock in space! GPS, DCF77

This project is a clock with radio receivers that can receive the exact time from the GPS satellites or from the DCF77 transmitter. by hkdcsf @ hackaday.io This project is a clock with radio receivers which can receive the exact date and time from the DCF77 time signal transmitter or...

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Clock Oscillator in mini package – Clock in a Can
TimerTop Stories

Clock Oscillator in mini package – Clock in a Can

Most microcontroller implementation these days, use the traditional capacitor + crystal approach to generate their clock, this approach sometimes, however, lead to problems, especially when used in prototyping situations with a breadboard, jumper wires, etc., all of which have an...

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2021
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Sub-miniature Rubidium oscillator offers 1,000x better stability
Timer

Sub-miniature Rubidium oscillator offers 1,000x better stability

As demand grows, precision and reliability in Global Navigation Satellite Systems (GNSS) is critical. With 5G networks on the rise, small, high-performing atomic clocks are becoming increasingly essential. Suntsu’s newest oscillator comes in a dimension of 50.8mm x 50.8mm that uses an...

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1330
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