Voltage Controlled Oscillators (VCO)

Voltage Controlled Oscillators generate RF or microwave signals whose frequency changes with a tuning voltage. They are used in agile LO paths, swept sources, radar channels and test equipment where tuning range and phase noise matter.

Project inquiry Download product list

Voltage controlled oscillator module for tunable RF signal generation

FAQ

When should an RF source use phase-noise spot limits versus integrated jitter?

Use phase-noise spot or mask limits when offset regions drive RF behavior; use integrated jitter only when the project defines the integration band and a time-domain error budget.

What does PLL settling time mean, and why is lock detect not enough?

PLL settling time is the time from a defined disturbance until the RF output enters and remains inside specified frequency, phase, amplitude and spectral limits; lock detect is only an internal status signal.

Engineering inquiry

Share your RF requirement

Share the product, operating requirements and project context. Our engineering team will route your request to the right specialist.

Voltage Controlled Oscillators (VCO)

A VCO converts a control voltage into a tunable RF or microwave output. It is used when a signal source must move across a frequency range rather than remain fixed at one reference frequency.

System role

VCOs appear in tunable LO chains, PLL synthesizers, frequency-agile radar channels, swept test sources and receiver or transmitter paths that need controlled frequency movement.

Data to confirm

Useful records include tuning range, tuning sensitivity, phase noise, output power, supply voltage, pushing, pulling, harmonics, spurious response and operating temperature.