# IEC 60027-3:2002Letter symbols to be used in electrical technology - Part 3: Logarithmic and related quantities, and their units

published
 Organization: IEC Publication Date: 19 July 2002 Status: published Page Count: 25 ICS Code (Character symbols): 01.075 ICS Code (Quantities and units): 01.060

#### Abstracts

##### abstract

Applies to logarithmic quantities and units. Quantities that can be expressed as the logarithm of a dimensionless quantity, such as the ratio of two physical quantities of the same kind, can be regarded and treated in different ways. In many cases, differences do not affect practical treatment.

### Document History

IEC 60027-3:2002 - Letter symbols to be used in electrical technology - Part 3: Logarithmic and related quantities, and their units
July 19, 2002 - IEC

Applies to logarithmic quantities and units. Quantities that can be expressed as the logarithm of a dimensionless quantity, such as the ratio of two physical quantities of the same kind, can be regarded and treated in different ways. In many cases, differences do not affect practical treatment.

IEC 60027-3:1989 - Letter symbols to be used in electrical technology - Part 3: Logarithmic quantities and units
December 15, 1989 - IEC

Applies to logarithmic quantities and units. Quantities that can be expressed as the logarithm of a dimensionless quantity, such as the ratio of two physical quantities of the same kind, can be regarded and treated in different ways. In many cases, differences do not affect practical treatment.