OkTravel Merchant

This application serves as an excellent reference for creating projects using 555 timer ICs.
It includes approximately 60 tutorials, calculators and diagrams demonstrating the use of the 555 timer IC. The app is suitable for both beginners and experienced electronics hobbyists, as well as students and engineers.
The content of the application is available in the following languages: English, French, German, Indonesian, Italian, Polish, Portuguese, Russian, Spanish, Turkish, and Ukrainian.
The Pro version includes a full-text search feature and a favorites option, allowing users to save selected topics separately for easy access. Additionally, the app includes a range of tools and resources.
The application contains the following tutorials, diagrams, and calculators:
• Common schematic diagrams
• Monostable mode
• Bistable mode
• Astable mode
• Schmitt trigger mode
• Connecting LEDs
• Two-way LED connection
• Laser transmitter
• Automatic Flashing Color LED
• Sound alarm
• Two-tone siren
• Passive buzzer circuit
• Active buzzer circuit
• Relay control
• Pulse width modulation (PWM)
• Generator with fixed duty cycle 50%
• Circuit with a duty cycle of less than 50%
• Electric motor speed controller
• PWM for control RGB LEDs
• Light level detector
• Light sensor-comparator
• Photo relay
• Flame sensor
• Timer with optocoupler input
• Мicrophone sound sensor circuit
• Vibration switch
• Knock sensor module
• Temperature sensors
• Mercury tilt switch
• Obstacle avoidance sensors
• Line tracking
• Tilt switch
• Hall magnetic sensor circuits
• Eliminating contact bounce
• Touch sensor circuit
• Voltage doubler
• Negative polarity voltage converter
The content of the application is updated and supplemented with the release of each new version.
Note: The Arduino trademark, as well as all other trade names mentioned in this program, are registered trademarks of their respective companies. This program is developed by an independent developer and is in no way affiliated with these companies