Elektor Team (9517)

1-02-1989 | A compact unit that measures speed of a petrol engine in revolutions per minute, and the dwell angle of the ignition. by. A. Rig by The car...

1-02-1989 | 24 EE February 1989 vcc 555/7555/TLC555 MORE APPLICATIONS FOR THE 555 There are probably few integrated circuits that have been with us for...

1-02-1989 | EE 29 February 1989 DESIGN IDEAS The contents of this column are based solely on information supplied by the author and do not imply practic...

1-02-1989 | 111 EE February 1989 INTERMEDIATE PROJECT A series of projects for the not-so-experienced constructor. Although each article will describe i...

1-02-1989 | 42 EE 9 THE DIGITAL MODEL TRAIN PART 1 by T. Wigmore As every railway modeller knows, the control of model railways is being transferred ine...

1-02-1989 | SCIENCE & TECHNOLOGirry Recognizing speech in noise by Dr William Ainsworth, Department of Communication and Neuroscience, University of Kee...

1-02-1989 | AM/FM VHF RECEIVER This compact, sensitive, communications receiver has a tuning range of 80 to 135 MHz, covering part of the VHF-low band,...

1-02-1989 | 56 EE February 1989 PRACTICAL FILTER DESIGN (2) by H. Baggott Each filter has its own typical properties and these can be laid down in a few...

1-02-1989 | 58 T E S T & MEASURING EQUIPMENT Thurlby PL310 QMD Thurlby are a well-established Cam- bridgeshire based equipment manufac- turer. Their inn...

1-02-1989 | 60 February 1989 VIDEO CARDS FOR PERSONAL COMPUTERS by H. Stenhouse In recent years a bewildering variety of video cards for PCs has come on...