The Armstrong Oscillator

Chapter The Armstrong Oscillator

Complete Electronics Self Teaching Guide with Projects
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Complete Electronics Self Teaching Guide with Projects

  • 421THE ARMSTRONG OSCILLATORHorizontalposition knobTime/div control set to 20 μsec/divChannel 1 vertical position knobChannel 1 set to 0.2 volts/divFIGURE 9.34THE ARMSTRONG OSCILLATORThe Armstrong oscillator shown in Figure 9.35 is somewhat more difficult to design and build. Here, the oscillations depend more on the extra winding on the coil than on any other factor.FIGURE 9.35Book Authorc09V107/04/2012 3:23 PM c09.indd 4217/4/2012 3:24:50 PM