Welcome to the Technology Interface, the on-line journal for the Engineering Technology profession serving education and industry. We have many excellent papers for this issue. The authors have done an excellent job with their topic selection and their coverage of the material. We also want to thank the reviewers for an exceptional job reviewing manuscripts submitted to the Technology Interface. Their critique has been outstanding and the feedback provided back to the authors has resulted in papers of exceptional quality.

The papers appearing in the Technology Interface are provided in both Adobe pdf and html format. The Adobe pdf format provides high quality production of the manuscript while the html format provides maximum visibility with Internet search engines.

The Technology Interface has been developed to provide professionals in the Engineering Technology profession and related fields, the opportunity to share ideas concerning teaching, teaching improvements, projects, industrial activities, research and much more via the internet. Your continued support of this project is greatly appreciated.

The Technology Interface is currently seeking papers and TechTips for the Spring 2007 edition. The deadline for submitting papers or TechTips for inclusion in the Spring 2007 edition is March 15, 2007.

Submissions should be sent to, Jeff Beasley, Editor

Thank you for supporting the Technology Interface .

Jeff Beasley, Editor
Michael Morrell, Associate Editor
Farrokh Attarzadeh, Associate Editor for student papers.

Manufacturing
A Case Study using 3-D Printing to Improve Innovation and Reduce Waste during the Design Process		Verna M. Fitzsimmons, Ph.D.
A Parameter Design Study in a Turning Operation Using the Taguchi Method		E. Daniel Kirby
Plastics Thermoforming Tool Design: Plus vs. Cavity Molds		Peter W. Klein, Ph.D.
Mechanical
Mechanical Engineering Technology Senior Projects -- Partnering With Industry to Enhance the Students' Capstone Experience		Robert Edwards
Designing User-Friendly Handouts for Mechanics Courses		Barry Dupen
Computer Assisted Practices for Learning Concepts of Deflection in Transversely Loaded Beams		Alamgir A. Choudhury
Electronics
Aerial Guardian		Iem Heng, Jernone James, George Rainone
Propagation Analysis of a 900 MHz Short Path Spread Spectrum Centralized Traffic Signal Control System		Brian Urban, Shuping Wang, Perry McNeill
Programming the 8259 PIC_V2		Tom Jenkins
STAN - The Smart Trash Can Student Paper		Alisha Garrett, Chris Vanderbles, Ricardo Moreno, Farrokh Attarzadeh, Ph.D.
Design and Implementation of a PIC Microcontroller Based Firing Controller for a Triphase Thyristor Rectifier		Sohail Anwar, Patrick Favier, Kalman Mikszath
Civil
Construction Project Tracking and Control for Eagle Construction Company: A Teaching Example		Steven W. McCrary, Ph.D., P.E., R.L.S,
Education
Undergraduate Recruitment: A Model Strategic Plan for Undergraduate Recruitment of Students for Engineering Technology Departments		Thomas W. Jenkins
Teaching Innovation and Entrepreneurship Using Technology		Raj Desai, John Dudley

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