Elektor Team (9510)

1-09-1990 | Until recently, isolating amplifiers were generally accessible to professional engineers only. These integrated circuits, widely used in la...

1-09-1990 | At long last the program was finished and started. Roughly a million combinations had already been tested during the development period....

1-07-1990 | This compact tester, designed and marketed as a kit by ELV,has three LEDs that indiaote the condition of alkali-manganese, carbon-zinc,...

1-07-1990 | Many X- Y plotters, particularly the DlY type, have, for all sorts of reason, no protection against incident light, so that the phototrans...

1-07-1990 | Adequate decoupling of power rails of most circuits is a seriously underestimated necessity. Particularly in the design of printed-circui...

1-07-1990 | Silicon General's Type SGI548 is an integrated circuit capable of monitoring up to four positive DC supply voltages simultaneously for ov...

1-07-1990 | This straightforward circuit, based on four darlingtons, enables a d.c. motor to rotate clockwise or anti-clockwise under the control of two...

1-07-1990 | The LM3915 from National Semicanductor contains virtually everything for making a simple, yet reliable, audio power meter with a bar-type...

1-07-1990 | Most power supplies, particularly switchmode types, are not designed to provide output voltages smaller than a volt or two. lt is often d...

1-07-1990 | With circuit values as shown, this charger allows up to seven series-connected NiCd batteries to be charged. This number may be increased...