Oscillator, clock and PLL testing

Oscillator, clock and PLL testing

Oscillator output signal characterization

Oscillators are used in both analog and digital designs. They work as clocks for digital designs or local oscillators (LO) to reach the target RF frequency through up- or downconversion.

Oscillators have various different topologies, ranging from crystal synthesizer based PLL designs to DDS techniques. Either way, the output signals have to be characterized and tested to make sure the device or module meets the design specifications for clock accuracy, signal purity and stability.

Rohde & Schwarz provides solutions to test any oscillator using oscilloscopes, spectrum analyzers, phase noise analyzers and VCO testers.

Voltage controlled oscillator (VCO) characterizations

Voltage controlled oscillator (VCO) characterizations

Voltage controlled oscillators (VCOs) are oscillators where a defined input signal is controlling the output frequency. With the launch of the R&S®FSPN, Rohde & Schwarz is adding a new member to the phase noise analyzer portfolio, enabling increased efficiency and reproducibility of phase noise measurements and VCO characterization from lab to production.

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R&S®FSWP phase noise analyzer and VCO tester

The R&S®FSWP phase noise analyzer and VCO tester combines extremely low‑noise internal sources and cross‑correlation technology, delivering extremely high sensitivity for phase noise measurements.

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R&S®SMA100B RF and microwave signal generator

The R&S®SMA100B RF and microwave signal generator delivers purest output signals while maintaining the highest output power level. As the world's leading signal generator, it can handle the most demanding component, module and system T&M tasks.

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R&S®RTP oscilloscope

The R&S®RTP high-performance oscilloscope combines high signal integrity with a fast acquisition rate. Customized frontend ASICs and realtime processing hardware enable highly accurate measurements with unprecedented speed in a compact form factor.

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R&S®RTO2000 oscilloscope

Offering bandwidths from 600 MHz to 6 GHz, R&S®RTO2000 oscilloscopes excel at both time domain and frequency domain testing. Their excellent signal fidelity, responsiveness of 1 million waveforms/s and up to 16-bit vertical resolution lets you measure quickly with confidence.

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Related solutions

Passive component testing

Passive components include a large variety of building blocks for RF and digital designs. These range from RF filters and combiners, switches, couplers to cables, connectors and PCB boards.

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Mixer & frequency converter testing

Mixers are a fundamental element in a wide range of applications such as modulators, phase detectors, frequency converters and synthesizers in many RF and microwave systems. They are a standard building block in wireless communications systems and radar systems.

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