Basic Radio is a free introductory textbook on electronics based on tubes. See the editorial for more information....

Index S...

saturation currentSaturation Currents
saw toothA Linear Sweep-Circuit
 A Second Type of Linear Sweep-Circuit
 The Use of Two Saw-Toothed Sweeps
 Some Applications of Pulses
screen-grid tubeTetrodes
secondary emissionSecondary Emission
selective amplifierA Selective Circuit
 Q of a Circuit
selenium cellPhotoconductivity
sense of the signalSense Determination from a Fixed Position
sensitivitySensitivity and Circuit Noise
series impedanceCoaxial Line Filters
series LCR circuitSeries Resonance
series-fed oscillatorA Tickler Circuit Oscillator
shore effectThe Shore Effect
shuntResistance Laws
shunt impedanceCoaxial Line Filters
side bandSide Bands
side lobesShort-Wire Antennas
simulationPhoto-Multiplier Tubes
 Electron Lenses
 Short-Wire Antennas
simultaneous pulsesCoincidence Counters
single feedShort-Wire Antennas
single-aperture lensElectron Lenses
single-wire feederTypes of Transmission Lines
skin effectActual Coils, Condensers, and Resistors
sky waveThe Ionosphere
 Propagation of Sky Waves
soft ironShielding
solenoidMagnetic Fields of Currents
space chargeSpace Charges
 Control of the Space Charge
 Grid Control of the Space Charge
speakerPower Amplification
spectrumWavelength Dependence
speech amplifierSpeech Amplifiers
speed of lightSome Applications of Pulses
square wave generatorSquare Waves Produced by Clipper Action
 Square Waves Produced by Blocking Action
stabilityFrequency Stability
stabilized DC amplifierStabilized D.C. Amplifiers
standing waveStanding Waves
standing-wavesResonant Transmission Lines
static electricityThe Reduction of Static
step-down transformerTransformers
step-up transformerTransformers
striking potentialThe Glow-Tube
 Gas-filled Triodes
striking voltageA.C. Plate Voltage and D.C. Grid Voltage
stroboscopeThe Strobotron
strobotronThe Strobotron
super-regenerative detectorA Super-Regeneration Detector
super-regenerative receiverU.H.F. Receivers
superhetThe Superheterodyne Receiver
superheterodyne receiverThe Superheterodyne Receiver
 U.H.F. Receivers
suppressor gridPentodes
suppressor-grid modulationSuppressor-Grid Modulation
 Suppressor-Grid Modulation
sweep circuitA Linear Sweep-Circuit
 A Second Type of Linear Sweep-Circuit
sweep-circuitA Simple Sweep-Circuit
 An Approximately Linear Sweep-Circuit

Last Update: 2011-03-27