Elektor Team (9512)

1-12-1992 | Flash-EPROMS are becoming increasingly popular, in spite of their being harder to reprogram than EEPROMs. That difficulty is, however, co...

1-12-1992 | If you ever need to derive a 5 V line from, say, a 15-25 V supply, National Semiconductors LM1575 and LM2575 are ideal. These switched 5-...

1-12-1992 | The MAX252 from Maxim ts a special IC for designing an electrically isolated RS232 connection. Such links are particularly important when...

1-11-1992 | Today, Radio or Wireless as we used to call it, has beeome so much part of our lives that is difficult to appreciate the fact that in ear...

1-11-1992 | In the late 1960s, the International Electrotechnical Committee, IEC, set up a working group to devise symbols for binary logic. The work...

1-09-1992 | The audio-video processor is constructed on four printed circuit boards: potmeter board, measuring 314.5x159.5 mm, mother board, measurin...

1-07-1992 | The signals in a number of circuits of the processor must be matched to the input signal to prevent a wandering or distorted picture. The...

1-07-1992 | This pulse generator can provide up to to 12 pulses at its output, depending on the set ring of hexadecimal switches S2-S13·

1-07-1992 | A neon tube cannot be dimmed as easily as an incandescent lamp because tbe tube can start only at a voltage much highert than the mains,...

1-07-1992 | LOW-DROP REGULATOR I N OWADAYS the only reasons for not using a voltage regulator in apower supply are: I have not got one; When T2 is swttc...