Elektor Team (9536)

1-07-1980 | 53 1 variable HF oscillator of amplification needs to be empiri- cally established, so that amplifi- cation is at a maximum without affectin...

1-07-1980 | 7-40 elektor july/august 1980 54 According to the author, the lin- earity and synchronisation (when several VCOs are used) of this circuit i...

1-07-1980 | 55 A t first sight, this amplifier design looks like any other. However, it boasts a number of highly interesting characteristics. To start...

1-07-1980 | 7-42 elektor july/august 1980 56 Most triggers with switch hysteresis (the schmitt-trigger included) have switching thresholds which cannot...

1-07-1980 | IN Random r V oltage I.{ LFO OUT Highlevei.• Noise ll 57 sample and hold for synthesisers T1 I ratio to control the synthesiser. The total...

1-07-1980 | This circuit is based ,on the well known video game "Break Out" where the idea is to shoot down as many bricks as possible in as few attempt...

1-07-1980 | With the aid of this device it becomes a simple matter to check the value of capacitors and inductors. When measuring an inductor (switch S2...

1-07-1980 | It is often necessary to divide the frequency of some signal by a given factor. For example, several signals may be required with frequencie...

1-07-1980 | 7-58 elektor july/august 1980 This "black box" should prove quite popular with (electronic) guitar players. It offers all kinds of possi- bi...

1-07-1980 | Many electrical appliances in the home have become so automated that it is no longer necessary to switch them on and off manually. Unfortuna...