Blinky - a creature from the world of electronics

Electronics can reach far beyond the frontiers of earth as a glance at the illustration shows. This electronic alien is a new arrival discovered by one of our extraterrestrial readers. In fact the entire population of the planet Kapa Sitor look like this when viewed from the other end of the soldering iron. Their internal construction is shown in figure 1, which shows that, even with their "way out" appearance, they are rather "square"! A 555 timer-IC is used as square wave generator. The flashing (blinking) LED is not connected to the output (pin 3) as many readers might d J. Meijer o" 1 AO 82596-2 The legs have to be connected across the 9 V battery connector. One "hand" must be bent as a hook and the other as an eye. The same applies to the connections A and D (do not forget the insulation sleeving). Finally interconnect them as illustrated in figure 2 and the electrical connections will be made automati- cally. If their body is "deformed" in any way, they will not be able to c...