Index
AC, defined, 26
alternating current, definition of, 26
ampere, definition of, 7
antiphase, 30
insecurity about, 5
cable, capacitance of, 16
current rating of, 11
resistance of, 11
involving phase, 30
labelling circuits for, 42
capacitance, definition of, 15
explanation of, 15
capacitors, 15
as DC block, 22
as ramp generators, 22
effect on phase, 32
in series and parallel, 17
non-standard values, 57
polarized, 16
power in, 37
reactance of, 31
working voltage, 16
charge, definition of, 6
holes, 6
on capacitor, 15
circuit, definition of, 11
open, definition, 12
short, definition, 12
labelling quantities, 42
components, standard values, 55
conductors, 10
voltage across, 11
coulomb, definition of, 7
CR circuit, See first-order circuits
conventional, 7
definition of, 6
destruction due to, 11
direction of, 7
electron, 7
ideal and real source, 44
leakage, 16
speed of, 8
dB, 289
DC, defined, 20
level on signal, 35
decibels, 289
diagrams, block, 12
circuit or schematic, 12
differentiator, See first-order circuits
direct current, definition, 20
earth, as reference for voltage, 8
holes and, 6
EMF, 8
equivalent circuits, Thévenin’s and Norton’s, 45
farad, definition of, 15
filter, high-pass, See first-order circuits
filter, low-pass, See first-order circuits
first-order circuits, 205
instantaneous voltage and current, 209
phase response, 213
time constants, 207
time response, 205
turnover frequency, 212
and capacitance, 32
back EMF in LR, 207
Fourier analysis, 33
frequency, definition of, 28
very low, 28
impedance, 32
explanation of, 17
mutual, 18
self, 17
inductors, 17
Q of, 78
DC current rating, 18
as chokes, 22
current ramp in, 22
in series and parallel, 18
non-standard values, 57
power in, 37
reactance of, 32
resistance of, 18
saturation of, 18
insulators, 10
breakdown of, 23
integrator, See first-order circuits
ohm, definition of, 10
Ohms Law, 10
defined, 10
in capacitors, 31
in inductors, 32
op-amps, 259
inverting, 259
non-inverting, 261
easy rules for, 259
open circuit, definition, 12
parallel circuits, rules for, 41
parallel tuned circuit, 226
conditions for resonance, 230
dynamic impedance, 229
ideal, 227
practical, 228
Q factor, 229
resonant frequency for practical, 229
peak amplitude, 27
peak to peak amplitude, 27
period, definition of, 28
permeability, 17
phase cancellation, 31
phase, definition of, 29
effect on power, 37
reference, 29
rules for calculation, 30
potential difference (also see voltage), 8
power, at DC, 23
definition of, 24
explanation of, 23
for AC, 36
ramp generator, 22
ramp wave, 34
RMS value of, 37
rectangle wave, 34
RMS value of, 37
resistance, 10
resistivity, 10
resistors, 12
colour codes, 287
in parallel, 13
in parallel, rules of thumb, 14
in series, 13
non-standard values, 55
power rating of, 23
tables for power, 102
resonance, See series and parallel tuned circuit
risetime, See square wave
RMS, defined, 36
for sine waves, 27
value for misc signals, 37
rules of thumb, resistors in parallel, 14
sawtooth wave, 34
RMS value, 37
series circuits, rules for, 39
series tuned circuit, 223
Q factor, 224
bandwidth, 225
explanation of, 224
impedance at resonance, 224
resonant frequency, 224
short circuit, definition, 12
signals, DC level of, 35
fundamental of, 33
vague definition of, 12
very low frequency, 28
sine waves, amplitude of, 27
definition of, 26
importance of, 33
square wave, 34
risetime of, 33
RMS value of, 37
suffixes, 286
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