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I2-07. Thermopile With DVM

Purpose

To observe infrared radiation.

Equipment

Thermopile, DVM with TV camera and monitor, heat sources.

Setup Time

5 minutes.

Images

I2-07

Description

The output from a commercial thermopile is connected to a digital voltmeter where the voltage is proportional to the temperature observed: the hotter the object the higher the voltage. Use various sources: ice, boiling water, liquid nitrogen, the floor, people, etc. This is only qualitative; the system is not calibrated.

I. Thermodynamics

I. Thermodynamics

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