Elektor Team (9517)

1-09-1989 | 30 a) a) a) a) MN ._ ... . latiamitgarde 0 VI threshol I 10 10 20 kHz 12 140 dB 120 100 60 60 40 20 0 ...ram :Ph- En102 dB .10 -F 1 111M DEC...

1-09-1989 | 36 PC AS TONE GENERATOR J. Schafer DL7PE A GW-BASIC program and a few modifications to the loudspeaker circuit enable any PC, whether an XT,...

1-09-1989 | 38 SIMPLE TRANSMISSION-LINE EXPERIMENTS by Roy C. Whitehead, C.Eng., MIEE This article describes some simple transmission-line experiments t...

1-09-1989 | Most applications for analogue switches fall into two categories: signal routeing and signal conditioning. Different process- ing technologi...

1-09-1989 | 44 THE DIGITAL MODEL TRAIN PART 6 by T. Wigmore The sixth part in the series deals in detail with the Booster Unit. Each of these amplifiers...

1-09-1989 | 48 INTERMEDIATE PROJECT A series of projects for the not-so-experienced constructor. Although each article will describe in detail the opera...

1-09-1989 | CENTRONICS MONITOR A. Rigby The Centronics interface standard is often said to be without problems in practical use. When a malfunction occu...

1-09-1989 | ASIC MICROCONTROLLERS by Simon Young* This article discusses the evolution of the MCS-51 architecture and how to use ASIC technology to exte...

1-09-1989 | 58 APPLICATION NOTES The contents of this article are based on information obtained from manufacturers in the electronics industry, and do n...

1-09-1989 | 62 PRACTICAL FILTER DESIGN PART 8 by H. Baggott The Chebishev section has one of the steepest cut-off profiles of all types of filter. Unfor...