Quantity   Component name
1 × power supply for the Teensy, Peltier, other stuff
1 × MCP3428 Data Converters / Analog to Digital Converter ICs (ADCs) for the thermocouples
1 × DS1621 Sensors / Temperature, Thermal Cold junction compensation
1 × (optional?) external galden chiller A simple piece of brass pipe will do
1 × Reflow chamber Aluminium block
1 × a few Heaters mine sum up to 400 W (feels like too much, so on the safe side)
1 × solid state relay to turn on the heaters
1 × thermocouples I have Type T, but almost any will do
1 × (optional?) peltier element to chill escaping galden
1 × Teensy LC