Elektor Team (11390)

1-07-1979 | Grâce à ce circuit très simple un flash ordinaire va être transformé en flash "esclave". Il sera ainsi possible de prendre des photographies...

1-07-1979 | Un des domaines les plus particuliers de la photographie est l`utilisation de temps d`exposition très brefs, pour photographier des phénomèn...

1-07-1979 | The following circuit is an improved version of the harmonic distortion meter published in the 1977 Summer Circuits issue. In place of trans...

1-07-1979 | When considering constructing a `wireless` headphones system, three basic approaches present themselves: a `genuine` r.f. transmitter and re...

1-07-1979 | When considering constructing a `wireless` headphones system, three basic approaches present themselves: a `genuine` r.f. transmitter and re...

1-07-1979 | Avec seulement une ou deux petites modifications, il est possible de transformer une calculatrice pour augmenter ou diminuer d`une quantité...

1-07-1979 | A high quality servo amplifier can be built using only one IC and a handful of passive components. The SN28654 (Texas Instruments) contains...

1-07-1979 | Before going on to describe the circuit of the receiver, there is one point worth noting. Although primarily intended for use in an ultrason...

1-07-1979 | A frequency counter is an extremely usefu I tool for tuning the voltage controlled oscillators (VCOs) of a synthesiser both quickly and accu...

1-07-1979 | If not always for exclusively technical reasons, output level meters are a particularly popular type of circuit, especially in audio applica...