Fft

8 boards

KiCad boards from 6 GitHub repositories tagged “fft”, the most starred first; open any of them in PCBKit.

2 layers
Expansion board
araobp/ultrasonic-communication
Ultrasonic communication by STM32L4 and MEMS microphone
12 parts17
2 layers63.5 × 82.6 mm
Matrix
HorstBaerbel/HubAlyzer
A spectrum analyzer display for HUB75 RGB LED panels and I2S microphones
12 parts17MIT
2 layers50.9 × 72.5 mm
Spectrogram flex pcb
CCHS-Melbourne/Spectrogram
Spectrogram running MicroPython
11 parts4
2 layers60 × 56 mm
VibrationDT
adityarawat1223/Vibration-Detector
Vibration diagnostic tool using STM32 bare-metal C, on-chip FFT, and custom PCB hardware for bearing fault detection.
35 parts1
2 layers100 × 80 mm
G474 Integrated Analyzer
Larryhul/periodic-signal-analyzer
STM32G474 periodic signal analyzer: FFT harmonic measurement (Upp/Urms/fundamental/spectrum), OPA2365 front end, KiCad PCB, firmware & dashboard. 2026 Shanghai electronic design contest, Problem G. 周期信号测量分析装置
64 partsMIT
4 layers85.6 × 54 mm
Sound spectrum v1
path321/sound_spectrum_mcu
STM32-powered board to analyze sound from MEMS microphone
40 partsMIT
4 layers167 × 92 mm
作业三b NTC数字温度计底板预览
Larryhul/periodic-signal-analyzer
STM32G474 periodic signal analyzer: FFT harmonic measurement (Upp/Urms/fundamental/spectrum), OPA2365 front end, KiCad PCB, firmware & dashboard. 2026 Shanghai electronic design contest, Problem G. 周期信号测量分析装置
25 partsMIT
2 layers160 × 89.5 mm
KiCad工程
Larryhul/periodic-signal-analyzer
STM32G474 periodic signal analyzer: FFT harmonic measurement (Upp/Urms/fundamental/spectrum), OPA2365 front end, KiCad PCB, firmware & dashboard. 2026 Shanghai electronic design contest, Problem G. 周期信号测量分析装置
10 partsMIT