1	Handheld Data Acquisition Device Team #18 Chong McLaren Kevin Franco Dave Kopanic William Lewis Kyle Monarch
2	Agenda Background/History Problems Research Methods Constraints Alternatives Best Solution Summary Q&A
3	Background/History Data Acquisition Pencil and Paper PCs with A/D cards National Instrument Hardware/Software Current Technology Laptops Custom Instruments Personal Digital Assistants (PDAs)
4	Problems Designed for Industrial or Commercial use Unaffordable Lack of Space Non-transportable Inconvenient
5	PDA
6	Research Methods Consulted Experts Conducted a Survey Internet Resources Database and Scholarly Journals
7	Constraints Portable Convenient Easy Operate Device Durability Marketable Price Size Expandability
8	Alternative 1
9	Alternative 2 Design a PDA Custom Unit Instrument, which Communicate Directly with a PC
10	Alternative 3 Design a Data Acquisition Device for the PDA
11	Alternate Solution
12	Alternate Solution Cont.
13	Best Solution
14	ADC Circuit
15	ADC Circuit Cont.
16	ADC Circuit Cont.
17	Programming
18	Summary Benefits Lab students, Technicians, and Researchers Sorts the Data Independently and Runs on Its Own Power Source Provides Inexpensive, Convenient, and Portable Data Acquisition Optimizes Current Technology
19	Future Plan http://www.pages.drexel.edu/~wel22
20	Question & Answer