For a start:
  • C= Capacitor
  • Q= Transistor
  • R= Resistor
  • L= Inductor
  • D= Diode
  • ZD= Zener Diode
  • SCR= Silicon Controlled Rectifier
  • T= Transformer
  • IC= Integrated Circuit (Chip)
  • BR= Bridge Rectifier
  • Tr= Triac
  • S= Switch
  • Vss= Negative Rail
  • Vdd/Vcc =Positive Rail
  • VR= Variable Resistance (aka Potentiometer or Rheostat)

Just an idea. [Linked Image]

[This message has been edited by Trumpy (edited 11-14-2003).]