6－DIGIT_WITH_CALENDAR_AND_ALARMS

Published:2009/6/30 22:55:00 Author:May | From:SeekIC

Circult is built around Cal-Tex CT7001 IC that includes outputs for displaying day of monthalong with time on Liftonix DL707 LED read-outs. Transistor switch Q1 and relay form timer triggered by IC to control radio or other appli-ance drawing up to 5 A from AC Iine. Dual-volt-age power supply provideg 7 and 14 VDC. Includes snooze alarm along with regular built-intransistor-driven buzzer．－M. s. Robbins, Electronic Clocks and Watches, Howard W.Sams, Indianapolis,IN,1975,p 103－104 and116－117．



Reprinted Url Of This Article:
http://www.seekic.com/circuit_diagram/Control_Circuit/Alarm_Control/6－DIGIT_WITH_CALENDAR_AND_ALARMS.html

Print this Page | Comments | Reading(3)