| After many years, there is finally a digital version of the well-known Type 555 timer IC: the HCT5555.The traditional 555 can be used as...
| After many years, there is finally a digital version of the well-known Type 555 timer IC: the HCT5555.The traditional 555 can be used as...
| This circuit meets the requirement for a simple, low-cost timer with a timing range of a less than a second to several tens of hours, and...
| Many young children will insist on keeping the bedside light on for a couple of minutes after the storybook has been closed and father or...
| Some video cameras have a socket for a remote control unit. It appears, however that it is not always easy to connect an interval-contral...
| Overcharging of batteries is prevented by the timely switching off of the charger. A timer that can be set to within a minute can be bui...
| To achieve a comfortable room temperature quickly it is often required to switch on the central heating (CH) boller tor ten minutes or...
| The timer is intended to actuate an apparatus for a predetermined period of time, for instance, an ultra-violet exposure unit or a photo...
| Everyone should clean his teeth a tleast a couple of times a day. Dental research shows that cleaning one's teeth for three minutes at a...
| The solid-state relay timer described in this article is weil suited to the on/off switching, at predetermined times, of a.c. loads rated...
| Siemens Type 5AB0529 IC may be programmed for periods from 1 second to 31 hours 30 minutes. lt may be used for switching staircase lights...