This document provides information on basic electronic components including resistors, capacitors, inductors, transformers, transistors, and diodes. It describes what each component is, how it works, common symbols and values. Specifically, it outlines that resistors restrict current flow and are measured in ohms, capacitors store electrical energy and are measured in farads, and inductors store magnetic energy and are measured in henries. Color codes for resistors and tolerance codes for capacitors are also provided.

2.  Components
 Resisters
 Capacitors
 Inductors

3.  R - Resistors
 C - Capacitors F
 L - Inductors H
 Transformer

4.  Triod
 Diode
 Transistors NPN PNP

5.  Restrict the current flow
 Resistance value – measured in Ohms ( )
 Power rating – measured in Watts
 Types
 Through hole
 SMD
 Variable (pots)
 Material
 Carbon
 Wire wound
 Metal film

6.  0 - Black
 1 – Brown
 2 – Red
 3 – Orange
 4 – Yellow
 5 – Green
 6 – Blue
 7 – Purple
 8 –Grey
 9 – White
 Silver = 10%
 Gold = 5 %

8.  Store electrical energy
 Charges up / discharges
 Takes time

9.  multilayer ceramic, ceramic disc, multilayer
polyester film, tubular ceramic, polystyrene,
metalized polyester film, aluminum electrolytic

10.  Values - Farads
 Actually micro-farads for electrolytic
 Pico-farads for other types
 XYZ = XY * 10z pF
 J = 5% K = 10% M = 20%

11.  Electrolytic capacitors
 Have a + side and a – side
 Must wire up the right way around

12.  Store magnetic
energy
 A wire winding
 Measured in Henries
(H)
 Normally mH
 Core
 Air
 Iron