is not necessary as the module already held a 1-kΩ resistor between the OUT pin and actual output pin of the 16-pin onboard chip (RCWL-9196). Now to the schematic of the first test circuit: The ...

A research group in Japan identified a correlation between damp heat test of ... Tier 1. Type A samples were made by the scientists in the lab in the form of mini-cell mini-module form.