BS EN 60617-10:1996

Introduction
Chapter 1: Telecommunication circuits
Section 1 Lines and circuit usage
Section 2 Amplified circuits
Chapter II: Antennas and radio stations
Section 3 Qualifying symbols
Section 4 General symbol and examples of use
Section 5 Specific types of antennas and parts of
             antennas
Section 6 Radio stations
Chapter III: Microwave technology
Section 7 Transmission paths
Section 8 One- and two- port devices
Section 9 Multi-port devices
Section 10 Couplers and probes
Section 11 Masers and lasers
Chapter IV: Miscellaneous block symbols
Section 12 Qualifying symbols for the types of
             pulse modulation
Section 13 Signal generators
Section 14 Convertors
Section 15 Amplifiers
Section 16 Networks with several pairs of terminals
Section 17 Limiters
Section 18 Terminating sets and hybrid transformers
Section 19 Modulators, demodulators, discriminators
Section 20 Concentrators, multiplexers
Chapter V: Frequency spectrum diagrams
Section 21 Symbol elements
Section 22 Examples of frequency spectrum diagrams
Chapter VI: Fibre optics
Section 23 Transmission line
Section 24 Transmission devices
Annex A (informative) Older symbols

Deals with graphical symbols for diagrams