Understanding Voltage Controlled Oscillators
This video provides a short introduction to voltage-controlled oscillators (VCO) and the most common measurements made during VCO characterization.
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Timeline:
00:00 Introduction
00:15 Suggested viewing
00:34 About oscillators
01:43 About voltage-controlled oscillators
02:10 VCO applications
02:50 VCO design
03:48 Ideal VCO behavior
04:45 How VCOs are characterized
05:41 Example: VCO test configuration
06:15 Common VCO measurements
06:51 Tuning range
07:44 Frequency pushing
09:04 Frequency (or load) pulling
09:57 Tuning sensitivity
10:54 Output power vs. tune voltage
11:32 Current vs. tune voltage
12:08 Harmonic power
12:52 Summary