Introduction In the past few weeks I have neglected this blog a little bit. With a good reason, though: I had the privilege to travel a bit in Indonesia. I could write a book about my experiences on this trip, but it would be off topic on this blog. However, …
Introduction Towards the end of the ’80s, when I started out in electronics, one day I decided to make a special alarm clock: one, that, when the time comes, switches on some device in my room – be it a radio, TV or anything else. At the time microcontrollers were …
Introduction In the eighties most TV sets did not have the sleep function that is standard on today’s TVs. My grandfather was known to fall asleep about 5 minutes into watching any program on TV in the evening. Then, the TV would go on all night long. Those TVs in …
Introduction This is an old school circuit – I made it (with the help of a friend) in 1987, when I first started out in digital electronics. At the time there were no PCs – or at least not for the average person in Hungary. So all the planning was done in …
Introduction This digital clock displays the time in binary format. Binary clock s have become very popular recently, many hobbyists create their own version of it and they are even available commercially. To decode the time you need to be familiar with the binary number system and have to decode …
