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Free download of the
Frequency Stability Analysis Program
from the IEEE UFFC web site.
Hamilton Technical Services
650 Distant Island Drive
Beaufort, SC 29907 USA
Phone:  843-525-6495
Fax: 843-525-0251


Contents of this web page General
				 information about Hamilton Technical ServicesProduct informationPapers onlineTest dataSoftware updatesLinks to other sitesContact Information


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General Information

Hamilton Technical Services developed and sold the Stable program for frequency stability analysis from 1982 until 2017 when it was donated to the Institute of Electrical and Electronic Engineers (IEEE) Ultrasonics, Ferroelectrics and Frequency Control Society (UFFC-S) for free distribution to the time and frequency community. This web page continues to provide information about the Stable32 program, test data files, on-line papers providing information about frequency stability analysis, and links to other sites involving precise time and frequency control.
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Stable32 Program

Stable32, a full-featured Windows® program that provides all the functions needed to perform analysis of frequency stability data.  Click on the link at the top of this page to download a free copy of the program.  Click on the links below to obtain a Stable32 data sheet and/or brochure for it.  Please ignore all pricing and ordering information.  Click on the following link to take a virtual tour of the Stable32 program. Stable Package
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Papers and Publications

The following papers and publications contain information related to frequency control, stability measurements and analysis:

Stability Papers

Stable32 Papers

Measurements Papers

RFS Papers

PicoPak Papers

Projects Papers

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The following files contain test data for frequency stability analysis:

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Software and Documentation

The current free version of Stable32 is Version 1.62 of 11/10/16.  See the Stable32 User Manual and its Version 1.62 User Manual Addendum file for more information. If you have an earlier version of Stable32 and wish to update to the current version, please download it from the IEEE UFFC web site using the link at the top of this page.  Support for Stable32 from Hamilton Technical Services has ended except for licensees of Version 1.61 who bought it during 2017 for whom support continues until one year after their purchase.

The Stable32 User Manual may be downloaded as an Adobe PDF document. This is an electronic version of the printed book below.

A printed version of the Stable32 User Manual is available for purchase.

A free MJD/DOY calendar utility for Windows 95 and above is available for downloading.  Click on the link below to download the file 22MJDate.exe to a working directory on your hard disk, and then run it to install the MJDate program.
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The following links connect to sites which contain information related to precise time and frequency control:
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Contact Information

WJR Photo Proprietor: William J. Riley   
Address: 650 Distant Island Drive 
Beaufort, SC 29907 
Click on E-Mail address to
compose an e-mail message to
E-Mail: Hamilton Technical Services
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Copyright 1997-2020 Hamilton Technical Services
Last revised: 1/2/20