Testing Phase Noise of

Ultra Low Phase Noise OCXOs

Challenges and Solutions

Cross correlation technique is used to
test phase noise of ULPN OCXOs

Four test instruments are evaluated:

• Noise XT DCNTS

• Agilent's E5052B

• Symetricomm 5120A-01

• Anapico APPH6000

Each is rated in terms of:

• Accuracy

• Speed

• Ease of use

• Range

• Cost

• Ease of data retrieval

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Dual Frequency Reference Module

NEL can help

• Provide your specifications and we'll help develop a solution

• Quick turnaround on samples

• Layout suggestions and test data

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NEL Frequency Controls, Inc.
357 Beloit St., P.O. Box 457 • Burlington, WI 53105-0457
Phone: 262.763.3591 • Fax: 262.763.2881 • Email: sales@nelfc.com