| Remote controlled light switches are becoming more and more common. DIY stores have inexpensive sets consisting of several light switches an...
Peter Verhoosel (3)
| This multi-position switch is operated by the IR transmitter with HT12R described elsewhere in the issue.The signal transmitted by the trans...
| IR (infra-red) transmitters containing the encoder-IC HT12E from Holtek have been published in Elektor Electronics on previous occasions. Th...