Theory of operation
page 22, Fleming's Oscillation Valve
page 24, How the value becomes saturated
page 26
Practical Applications of the Oscillation Valve
page 28
page 30
page 32
page 34
page 36, the three electrode valve
page 38
page 40, electron relay and detector
page 42
page 44
page 46, grid condenser
page 48
Cascade Amplification by the Vacuum Valve
page 50
page 52
page 54
page 56
page 58
page 60
The Regenerative Vacuum Valve Amplifier
page 62
page 64
page 66, tuned-plate circuits
page 68, armstrong's regenerative system
page 70
page 72, reaction circuits of franklin and marconi
page 74
Combined Regenerative and Cascade Amplification Systems
page 76
page 78
page 80
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