How to measure temperature?

The BNC version offers you high end temperature measurement. If you, however, are only interested in the ambient temperature of your room you can also use the D version of USB DUX.

LM35

The LM35 is a cheap temperature sensor which can be used to measure ambient temperature. It can directly be soldered to the D connector of the USB DUX board.

Circuit diagram

R1 is only needed if the wire to the LM35 is very long.