More about audio (573)

1-12-1985 | audio-controlled loudspeaker monitor What started out simply as a universal audio-controlled switch for an active loudspeaker has grown into...

1-11-1985 | elektor electronics november 1985 by P Theunissen This sweep generator is intended primarily for use with the Function Generator described i...

1-07-1985 | Limiting the bandwidth of an audio system to 20 kHz affects the behaviour of the system in the pass band. The steeper the filter characteris...

1-07-1985 | 1 854231 max. 50 mV A simple millivoltmeter and an equally simple sine wave generator are ideal instruments for checking and testing audio e...

1-09-1984 | SCART adapter elektor september 1984 SCART is the name given to the new plug-and-socket connection between a television receiver and associa...

1-07-1984 | switches sounds electronically In a few situations it is desirable to be able to switch audio signals elec- tronically. One such situation i...

1-07-1984 | audio interrupter The stereo is on, playing loud enough to do justice to your favourite rock record. The doorbell rings but in your ecstacy...

1-07-1984 | with variable gain The design for the circuit here was created when problems arose with the matching of some output stages with a preamp. In...

1-07-1984 | also usable for other audio signals This circuit is used together with the receiver described elsewhere in this issue to form the simplest i...

1-07-1984 | audio extremes filter The purpose of this filter is to at- tenuate very low and very high audio frequencies as signals in these fre- quency...