More about design (647)

1-04-1992 | The liquid crystal display described in this article and shown in the photograph below is intended primarily for usewith the indutance-cap...

1-04-1992 | SmalI, compact motors as used in circle saws, lawn mowers and other small electric tools burn out when overloaded. Before that happens, it...

1-03-1992 | More and more musicians make use of musical instruments that are controlled by a computer or keyboard via a MIDI cable. This article propo...

1-03-1992 | Older readers will remember the original flat-top antennas of the 1920s, 30s and 40s festooning battleships and other warships, ocean-goi...

1-03-1992 | A universal drive indicator is described that can be used with virtually any AF output amplifier. It indicates precisely when the -3 dB cu...

1-03-1992 | When the value of a capacitor or inductor is measured, it is imperative that ohmic losses do not affect the result. The principle of measu...

1-03-1992 | This article describes hardware and software that together torm a powerful development system tor the popular 8751 microcontroller trom...

1-01-1992 | Resistance is omnipresent in electronics. A few materials (super conductors) lose their resistance at fairly low temperatures, and all mat...

1-12-1991 | One instrument no electronics hobbyist can do without is a regulated power supply. This month we present a no-frills design that should...

1-12-1991 | This simple to build antenna booster offers a gain of some 20 dB over a frequency range that covers the VHF FM radio band and the whole of...