Elektor Team (12053)

1-05-1977 | In November 1976 the circuit was described of an ultrasonic intruder alarm, the `Al bar`. By slightly mis-using the ultrasonic transduc...

1-05-1977 | Klopfgeist (Ultraschall-Sender, US-Empfänger lösen Klopfgenerator aus)

1-05-1977 | Brutkasten (Schaltungsidee) (durch Hören hoher Töne (>8 kHz) Gehirn-Gleichgewicht herstellen)

1-05-1977 |

1-04-1977 | The first part of this article dealt with the general operating principles of the morse decoder. In this part the complete circuit is co...

1-04-1977 | Mikrocomputer - Eine Einführung (Grundlagen)

1-04-1977 | Autorennbahn, Teil 4 (Spiel)

1-04-1977 | LED-Aussteuerungsmesser (Audio, `diskret`, mit OPV)

1-04-1977 | Readers may remember that the `Discolights` featured in Elektor September 1975 used TTL shift registers to drive triac switches. This is...

1-04-1977 | Albar-Version 2 (Ultraschall-Alarmanlage)