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125
S
Safety ground, in power cord ........................................................................................................ 68
Sampling resistor (see current monitoring resistor)
SCR's, definition ........................................................................................................................... 24
in preregulator circuit........................................................................................................ 24
in regulator circuits ...........................................................................................................32
Series operation............................................................................................................................. 97
Series regulator, advantages-disadvantages .................................................................................. 18
circuit principles................................................................................................................ 19
Source effect, definition................................................................................................................ 16
measurement ........................................................................................................... 104, 116
Spike measurement ............................................................................................................. 108, 117
Stability (see Drift)
Summing point.............................................................................................................................. 85
Switching regulator, advantages-disadvantages............................................................................ 25
basic configurations .......................................................................................................... 26
circuit principles................................................................................................................ 27
T
Temperature coefficient. Definition.............................................................................................. 16
Measurement................................................................................................................... 119
of remote programming resistors ...................................................................................... 82
Tracking operation (see Auto-Tracking)
Transient recovery time (see load, effect, transient recovery)
Triac ........................................................................................................................................ 25, 29
V
Voltage divider, for dual output.................................................................................................... 94
Voltage drop, in ac power input cable .......................................................................................... 94
constant across series regulator......................................................................................... 24
in load leads ...................................................................................................................... 73
in sensing leads ................................................................................................................. 75
W
Warm-up time ............................................................................................................................... 16
Wire ratings, ac power input ......................................................................................................... 61
Load............................................................................................................................. 63, 77
Wire size, resistance per foot ........................................................................................................ 73
Z
Zener diodes, as reference element ............................................................................................... 22