NodeLoop – Electronics Design Tools, Calculators & Guides
Hub for electronics design knowledge and tools.
Practical guides, clear reference tables, and essential utilities. Straight to the point – for and by electronics enthusiasts.
Tools
See all tools →- Differential Pair Skew & Length Matching Tool - NodeLoop
Differential Pair Skew & Length Matching Tool - NodeLoop
Calculate skew between differential pair traces and determine required length adjustments for timing alignment.
New - Microstrip Impedance Calculator - NodeLoop
Microstrip Impedance Calculator - NodeLoop
Calculate the characteristic impedance (Z₀) of a microstrip PCB trace using Wheeler's or Hammerstad & Jensen's approximations based on your PCB stackup parameters.
New - Cable Harness Diagram Generator - NodeLoop
Cable Harness Diagram Generator - NodeLoop
Create and visualize cable harness diagrams directly by describing them in YAML. Generate instant SVG pinouts for your electronics and electrical harness projects.
New - I²S & TDM Clock Calculator and Validator - NodeLoop
I²S & TDM Clock Calculator and Validator - NodeLoop
Easily calculate and validate I²S and TDM clock configurations (BCLK, LRCK, MCLK) for your digital audio projects. Ensure correct clock ratios for MCUs, CODECs, DACs, and ADCs based on sampling rate, bit depth, and channel count.
New - Passive Filter Analyzer (RC, RL) - NodeLoop
Passive Filter Analyzer (RC, RL) - NodeLoop
Interactively calculate and visualize the frequency response (Bode plots) of common RC and RL passive electronic filters. Determine cutoff frequencies, and analyze magnitude and phase characteristics.
New - M.2 Pinout Generator - NodeLoop
M.2 Pinout Generator - NodeLoop
Interactively generate M.2 connector pinouts based on module key (A, B, E, M) or application (SSD, Wi-Fi, WWAN). Filter pins and view keying diagrams. Find the specific M.2 pin configuration you need.
Guides
View all guides →Your Ultimate Guide to Electronics Learning Resources - NodeLoop
Discover the best books, YouTube channels, courses, and websites to learn electronics, from beginner to advanced levels. Curated and categorized for your learning journey.
NewSPI Communication Protocol Explained: Modes, Timing, and Design - NodeLoop
A comprehensive guide to the SPI (Serial Peripheral Interface) bus. Covers core signals (SCLK, MOSI, MISO, CS), the 4 SPI modes (CPOL/CPHA) with timing diagrams, multi-slave setups, QSPI, and PCB layout best practices.
NewI2S Audio Interface Explained: Clocks, Data Formats, and PCB Design - NodeLoop
A comprehensive guide to the I2S (Inter-IC Sound) audio interface. Covers core signals (BCLK, LRCK, SDATA, MCLK), clocking modes, data formats (Standard, Left/Right Justified, TDM), and essential PCB layout best practices for optimal audio performance.
NewM.2 (NGFF) Connector Pinout and Keying Explained - NodeLoop
Comprehensive guide to the M.2 (NGFF) connector pinout, including different module keys (B, M, A, E), supported interfaces (PCIe, SATA, USB), and common applications like SSDs, Wi-Fi, and WWAN cards.
Projects
View all projects →Stay Updated with NodeLoop
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