Kemo modules and Arduino Uno WiFi Developer Edition
With Wemos D1 R2, MOSFET and I2C ADC module.
Crowduino M0-SD with Ethernet shield and experiments with the ENC28J60 module.
Kemo modules replaced with Triac/ZC module.
AVR ATmega1284p board with Ethernet Shield, CT replaced with ACS712 and the power adapter replaced.
ENC28J60 with my EthernetENC library. Circ. pump relay experiment.
Single Triac module with a large heatsink.
End of circ. pump experiment. SSR relays.
Nano 33 IoT experiment with a temporary voltage divider on a mini breadboard.
MKR Connector Carrier experiment with a MKR1000 WiFi.