Elektor Team (9517)

1-07-1989 | 14 BESSEL ARRAYS Loudspeaker systems that use a relatively large number of identical drive units unfortunately provide a highly directional...

1-07-1989 | 16 TEST PATTERN GENERATOR A. Rigby A programmable digital pattern generator for all of you who do not have access to specialized equipment f...

1-07-1989 | 20 LINCMOS CIRCUITS LinCMOSTM is a process that gives to linear devices a superior performance over metal-gate CMOS by the use of polysilico...

1-07-1989 | 24 FLOPPY DISK MONITOR M. Noteris It often happens that PC users are left completely unaware of what is actually happening to the floppy dis...

1-07-1989 | PRACTICAL FILTER DESIGN - PART 7 The major advantage of Bessel sections is their phase behaviour, which is more linear than that of any othe...

1-07-1989 | 34 UNIVERSAL MIDI KEYBOARD INTERFACE Table 3 shows a practical example of how the EPROM contents can be adapted to the available keyboard, i...

1-07-1989 | 38 A new pressure-sensitive cable with important security possibilities, developed as part of a British naval research project, is about to...

1-07-1989 | A close study of the tape tracking charac- teristics, together with signal-to-noise and frequency response measurements, is of undisputed im...

1-07-1989 | 44 APPLICATION NOTES The contents of this article are based on information obtained from manufacturers in the electronics industry, or their...

1-07-1989 | 48 What are buried and blind vias? The idea of creating buried and blind vias comes from the manufacturing of the printed-circuit board. A m...