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Welcome to FluxBench, for electronics, code, and hardware builders

Roadmap

Everyone needs to learn the basics then get experience building real things:

1. Learn - Master the fundamentals: Voltage, Current, Resistance, and how components work
2. Lab - Build circuits on a Breadboard, measure with a Multimeter, and understand real-world behavior
3. Build - Create permanent projects using Soldering and proper circuit design

Beginner Kit Essentials

To get started, you'll need these fundamental components:

• Resistors - Start with 220Ω, 1kΩ, 10kΩ values
• LEDs - Red, green, and blue for color mixing experiments
• Breadboard - For prototyping without Soldering
• Multimeter - Essential for measuring voltage, current, and resistance
• Jumper wires - For making connections
• Power supply - 5V USB or battery pack

For detailed product recommendations and buying guides, see My Recommendations.

First 5 Circuits

Start with these fundamental circuits to build your understanding:

1. Simple LED Circuit - Connect an LED with a Resistor. Use the LED Series Resistor Calculator to find the right Resistor value.
2. Voltage Divider - Use two Resistors to create a reference Voltage. Calculate with Ohm's Law.
3. LED Blinker - Add a Capacitor to create a simple timing circuit that blinks an LED.
4. Pull-up Resistor - Use a Pull-up Resistor with a button to read digital input.
5. Series and Parallel LEDs - Learn how Voltage and Current behave in different configurations.

Explore Components

Learn about essential components:

• Resistors - Limit Current and create Voltage dividers
• LEDs - Light-emitting diodes for indicators and displays

Useful Tools

Calculators and simulators to help you design circuits:

• Ohm's Law Calculator - Calculate Voltage, Current, or Resistance
• LED Series Resistor Calculator - Find the right Resistor for your LED

Gear

Looking for equipment recommendations? Check out Gear for curated lists of tools, boards, and accessories with reviews and tips.

Reference

Need to look up a term? Check the Glossary for definitions of Voltage, Current, Resistance, Power, and more.