It is assumed that the amplifier circuit is the same as the one used for CM 3, and that its zero offset is no more than a few watts per square metre, let us say 5 Watts per square metre just as an example, (see second test in 5.1).
It is assumed that the amplifier circuit is the same as the one used for CM 3, and that its zero offset is no more than a few watts per square metre, let us say 5 Watts per square metre just as an example, (see second test in 5.1).