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Electronic Components and Symbols
Schematics Other Diagrams and More Symbols
7 other sections not shown
AC power alarm installers alarm systems alternating current American Wire Gauge ampere ampere-hour atom battery’s cable capacitance carbon-zinc cells circuit or device coil Compare conductor connector contact switch control panel copper Coulomb’s law current ﬂow detection circuit detection devices diagram difﬁcult diode direct current double-pole double-throw electrolytic capacitor electronic circuit electronic components end-of-line equipment example farad feet ﬁlm ﬁnd ﬁrst ﬁxed ﬂexible input insulated integrated circuit John Sanger light-emitting diode magnetic ﬁeld measuring voltage metal meter microampere milliamperes multiply normally closed normally open Ohm’s law ohmmeter ohms operate parallel path polarity positive power source power supply preﬁx meaning primary problem resistance resistor Run wire schematic symbol screwdrivers sensor shown in Figure signal single-pole single-throw solder speciﬁc strip switch A switch switch or relay Table temperature transformer transistor troubleshooting tube Underwriters Laboratories unit usually voltage volts watts Wire Strippers