ElectroSuite.com – Digital Clock Replacement Board for E21. The obsolete SCL5455E automotive clock integrate circuit was replaced by the ATMEL 89S52 8-bit microcontroller running with a 12MHz oscillator.
ElectroSuite.com – 7107 Led Display Digital Voltmeter. The circuit employs the ADC (Analogue to Digital Converter) IC CL7107 made by INTERSIL.
ElectroSuite.com – DS 1307 Realtime Nixie Clock.
ElectroSuite.com – AVR 7 Segment Clock. The clocks heartbeat is a jitterfree, clock accurate frequency divider.
ElectroSuite.com – AT89S51 Microcontroller Based Digital Clock with Alarm. AT89S51/52 based Digital Clock without any Clock IC. It have 4 seven segment display to display the Time.
ElectroSuite.com – PIC16F877 Radio Clock. The clock is based around a the PIC16F877 microcontroller from Microchip Technology Inc, which performs all of the logic necessary to decode the MSF signal and show the time on twelve 7-segment displays.
ElectroSuite.com – Clock Display Atmel Atmega8535 Microcontroller. The circuit board is sandwiched between two sheets of transparent gray 1/8″ (3.175mm) acrylic.
ElectroSuite.com – PIC16F84A Alarm Clock. This clock counts seconds, minutes, hours and day of the week. Time is displayed on 4 seven segment LED displays, and is adjustable with three buttons at start time (up, down, enter).
ElectroSuite.com – This 5 VDC to 240 VAC Converter using IC Timer 555 and Transistor TIP41A and TIP42A.
5 VDC to 240 VAC Converter – free-circuit.com
555 Power Out Alarm – techmag2003.tripod.com
ElectroSuite.com – 555 Power Out Alarm. This circuit can be used as a audible ‘Power-out Alarm’.
This is Temperature and Clock Digital using 7-segments Electro Suite, which is alternate display between time and temperature.