| THE COMPLETE PREAMPLIFIER In response to the requests of a number of readers, here is a list oftechnical data far 'The camplete preamplif...
| THE COMPLETE PREAMPLIFIER In response to the requests of a number of readers, here is a list oftechnical data far 'The camplete preamplif...
| A universal drive indicator is described that can be used with virtually any AF output amplifier. It indicates precisely when the -3 dB cu...
| An FM tuner is described whose specifications challenge those of the best receivers available on the market. A ready-made tuner module...
| Measurement amplifiers are used to magnify the output of all kinds of sensor so that the signal can be processed as appropriate in, among...
| The converter, based on a Type CA3080 operational transconductance amplifier (OTA) converts a triangular voltage into a sinusoidal one wi...
| The voltage amplifier and current amplifier are housed on separate printed-circuit boards. The current-amplifier board is fitted just abo...
| This circuit has been designed primarily for use with valve amplifiers. When the arnplifier is switched on, filament voltage is supplied...
| This is an improved version of the slave mains on-off control published in the July 1990 issue of Elektor Electronics. The circuit has be...
| This simple to build antenna booster offers a gain of some 20 dB over a frequency range that covers the VHF FM radio band and the whole of...
| The power amplifier presented is a revamped version of the LFA-150 we published in late 1988. It provides rather less power than its popul...