Introduction
Chapter I: Semiconductor devices
Section 1 Symbol elements
Section 2 Qualifying symbols particular to semi-
conductor devices
Section 3 Examples of semiconductor diodes
Section 4 Examples of thyristors
Section 5 Examples of transistors
Section 6 Examples of photo-sensitive and magnetic
field sensitive devices
Chapter II: Electron tubes
Section 7 Symbol elements, general
Section 8 Symbol elements mainly applicable to
cathode-ray tubes and television camera
tubes
Section 9 Symbol elements mainly applicable to
microwave tubes
Section 10 Symbol elements applicable to miscellaneous
tubes, including mercury arc rectifiers
Section 11 Examples of electronic tubes
Section 12 Examples of cathode-ray tubes
Section 13 Examples of microwave tubes
Section 14 Examples of miscellaneous tubes including
mercury arc rectifiers
Chapter III: Radiation detectors and electrochemical
devices
Section 15 Examples of ionizing radiation detectors
Section 16 Electromechanical devices
Annex A (informative) Older symbols
Annex B (informative) English alphabetic index