I.S. HD 60027-3:2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 3: LOGARITHMIC AND RELATED QUANTITIES, AND THEIR UNITS
Hardcopy , PDF
02-03-2007
English
01-01-2004
Important note : Users cannot be edited or removed once added to your Multi user PDF.
1 Scope
2 Normative references
3 Logarithmic quantities
4 Logarithmic ratios of field quantities and power
quantities
4.1 Logarithmic ratios of field quantities
4.2 Logarithmic ratios of power quantities
4.3 Levels
4.4 Additional information on logarithmic ratios of
field quantities and power quantities
5 Logarithmic information-theory quantities
6 Other logarithmic quantities
6.1 General
6.2 Logarithmic frequency interval
7 Names, symbols, and definitions
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.
| DevelopmentNote |
Supersedes I.S. HD 245.3 (04/2004)
|
| DocumentType |
Standard
|
| Pages |
39
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| IEC 60027-3:2002 | Identical |
| HD 60027-3 : 200S1 | Identical |
| HD 60027-2 : 200S1 | LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 2: TELECOMMUNICATIONS AND ELECTRONICS |
| ISO 31-11:1992 | Quantities and units Part 11: Mathematical signs and symbols for use in the physical sciences and technology |
| ISO 31-0:1992 | Quantities and units Part 0: General principles |
| ISO 31-2:1992 | Quantities and units Part 2: Periodic and related phenomena |
| IEC 60027-2:2005 | Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics |
| ISO/IEC 2382-16:1996 | Information technology Vocabulary Part 16: Information theory |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.