C
Spice
Pause
Reset
Time/div
Sweep
2.0 s
Wire
Current
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↷
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VCO designer
Filter designer
Examples
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Import
New
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Fit
+
Scope
Trigger
RF VCO designer
Varactor-tuned common-base Colpitts oscillator. Results update as you type.
×
Band
Lowest frequency
Hz
Highest frequency
Hz
Tuning voltage
Minimum
V
Maximum
V
Supply and tank
Supply
V
Coil Q
Collector current
A
Transistor
Varactor
Type
Cj0 (at 0 V)
F
Junction potential
V
Grading M