Elektor Team (9534)

1-12-1975 | In the new Quad 100 Watt amplifier design, a special negative feedback arrangement enables the output transistors to be zero biased wi...

1-12-1975 | With reference to the column that appeared under this heading in elektor no. 3 (April 1975), we should like to amplify the following poin...

1-12-1975 | As the days were once again growing shorter, a designer had a nostalgic dream - about the good old days with the whole family...

1-12-1975 | Over five years have elapsed since the CD-4 system was announced as a means of achieving quadra- phony from a disc record. The worldwide...

1-12-1975 | As most quadro-enthusiasts will know, an integrated demodulator for CD-4 has been available in the retail trade for several months now...

1-12-1975 | The circuit shows a transistorised universal thyristor, or TUT. This TUT circuit can be useful, for instance, as a mains failure indicator f...

1-12-1975 | This candle is a simple electronic toy. It can also be used for conjuring tricks. The circuit is designed around an incan- descen...

1-12-1975 | In the last issue of Elektor the basic circuit of a frequency counter was described. In this issue a preamplifier to increase the inpu...

1-12-1975 | Using only two ICs, the TCA730 and TCA740, a complete stereo control amplifier can be built. An exceptional feature is that the volume,...

1-12-1975 | In this simple electronic die only two ICs are used for the oscillator, 6-counter, decoder and display-drivers.