The ESP32-S3 PowerFeather V2 board is an ESP32-S3 WiFi and BLE IoT board with an Adafruit Feather form factor that supports LiFePO4/LFP batteries, as well as Li-Ion or LiPo batteries, and up to 18V DC ...
Seeking a source of PWM waveforms, I came across this rather versatile multi-function instrument from Chinese firm FeelTech (aka FeelElec). It costs less than £100 and offers signal generation, with ...
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