| A new process for etchi;1g semiconduc- tor surfaces is proposed by the Inter- national Plasma Corporation. The `plasma tunnel` etches at...
| A new process for etchi;1g semiconduc- tor surfaces is proposed by the Inter- national Plasma Corporation. The `plasma tunnel` etches at...
| In a previous issue (elektor no. 2), in the article entitled `Sonant`, a new design of audio preamplifier and control unit was discussed,...
| It is the intention of this article to give an introduction to Phase- Locked- Loop ( P L L) systems, without assuming any advanced mat...
| This converter can be used as a manual encoder which will convert decimal coded signals into BCD codes and drive digital...
| Fido is a new electronic game in which an unfortunate dog is called by four masters at the same time. The command "Fido come" is given...
| Slowly-developing technological processes or natural events cannot be perceived because the eye is generally not able to distinguish th...
| Despite its simple design, this circuit is a universal noise generator which pro- duces a very high noise amplitude. Transi...
| Despite its simple design, this circuit is a universal noise generator which pro- duces a very high noise amplitude. Transi...
| The Minidrum described in the previous issue may, by the addition of various extra circuits, be extended to a comprehensive manual drum...
| "Compressors are now being used on an ever-increasing scale. They may be found in tape recorders, intercom systems and baby alarms, public a...