DIGITAL ARCHIVES -- Download or View Articles

(307 KB)

 

<< Index <<

 

 

Building a Smart Telephone Ringer

  • By James David Smith
  • Published in Vol. 43 No. 1 (Winter 2007): 31
  • ABSTRACT: Anyone with some experience soldering tiny parts onto printed circuit boards can build this sophisticated telephone ringer.
PDF article reprints are for the use of current USITT members. Others may purchase back issues from the USITT office.
  Adobe Acrobat software is required to view these files. (Free Acrobat Reader software is available from the Adobe Web site.) Depending on your Internet connection and the configuration of your browser, it may take several seconds to a few minutes to view or download these article reprints. Please be patient. If you have any questions about how this Web site functions, please contact the USITT webmaster.
Home Page

Copyright 2007, United States Institute for Theatre Technology, Inc. All rights reserved.

These digital archives are considered reprints of selected portions of TD&T, and are fully protected by copyright laws. Permission must be obtained from USITT in writing to use articles published in TD&T for any purpose other than personal research or classroom instruction. Please contact the editor.