BS EN IEC 60027-2:2019 – TC:2020 Edition
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Tracked Changes. Letter symbols to be used in electrical technology – Telecommunications and electronics
Published By | Publication Date | Number of Pages |
BSI | 2020 | 226 |
Defines rules for the use and writing of letter symbols for telecommunications and electronics.
PDF Catalog
PDF Pages | PDF Title |
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148 | undefined |
151 | Annex ZA(normative)Normative references to international publicationswith their corresponding European publications |
153 | English CONTENTS |
154 | FOREWORD |
156 | 1 Scope 2 Normative references 4 Introduction to tables |
157 | 5 Quantities and units 5.1 General concepts |
171 | 5.2 Linear time-independent networks under sinusoidal conditions 5.2.1 General 5.2.2 Two-port networks Figure 1 – Conventions concerning signs in electric circuits |
179 | 5.2.3 n-port networks Figure 2 – Conventions for n-port linear networks |
185 | 5.3 Line transmission of signals and telephony 5.3.1 Quantities and units in line transmission |
186 | 5.3.2 Subscripts for line transmission |
187 | 5.3.3 Quantities and units in telephony 5.3.4 Subscripts for telephony |
188 | 5.4 Waveguide propagation 5.4.1 Frequency and wavelength in a waveguide |
189 | 5.4.2 Characteristic and normalized impedance and admittance in general |
190 | 5.4.3 Impedance and admittance at a point in a substance |
191 | 5.4.4 Impedance and admittance at a point in vacuum |
192 | 5.4.5 Impedance and admittance of a waveguide |
193 | 5.5 Radiocommunications 5.5.1 General and tropospheric propagation |
196 | 5.5.2 Ionospheric propagation |
197 | 5.5.3 Antennas |
202 | 5.5.4 Radio links |
204 | 5.6 Optical fibre communication |
210 | 5.7 Television |
212 | 5.8 Dependability |
213 | 5.9 Piezoelectric resonators Figure 3 – Equivalent circuits of a one-port piezoelectric resonator |
219 | 5.10 Semiconductor devices 5.11 Electroacoustics |
224 | Bibliography |