.
letter_G.gif (2408 bytes)ames timer


.
About this project:

The games timer is an extended project including several sessions of practical work. The intention is for you to follow through the design process all the way from the initial idea to the finished product. Think about the methods used and about how you might apply them in designing circuits of your own.

 


 

click to follow hyperlink Week 1 Introduction, pulse generator investigation (4060 cmos)
click to follow hyperlink Week 2 Counter/display investigation (4017 cmos)
click to follow hyperlink Week 3 Pulsed audible output investigation, 'bleep' 'bleep' circuit
(4093 cmos), current amplifier (BC 547B)
click to follow hyperlink Week 4 Tough stuff: bringing it all together, circuit diagram, pcb
click to follow hyperlink Week 5 Finishing pcb, testing, enclosure (handling acrylic)
build one ! DOCTRONICS electronics construction kit available

 


contents Back to Contents