Construction of a Competition
Buzzer Set
A
recent article in The Physics Teacher (JR Dennison, and Richard Davis,
"Building a Competition Buzzer Set," The Physics Teacher 34,
December 1996.) described the construction of a contest buzzer set. Additional
reference material and parts are available, as described below:
-
A JEDEC file containing code to program the PLD-22V10-25 programmable logic
device can be downloaded by clicking here.
The file is in ASCII text format.
-
A downlaodable version of the PC
Board Mask is
available in JPEG format.
-
A kit containing some key parts (etched, undrilled
pc board, programmed PLD and 556 timer integrated circuits, hardware, and
detailed assembly manual) is available from Utah State University for $35.
-
A fully assembled and tested Competition Buzzer Set is available from Utah
State University.
Please send your request for material to the addresses
below. Be sure to include your mailing address and phone number. Thank
you for your interest.
For additional information
contact:
JR Dennison
Physics Department
Utah State University
Logan, UT 84322-4415
(435) 797-2936
Physjrd@cc.usu.edu