T. Giffard (45)

1-03-1991 | Following the circuit description in our January 1991 issue, we will now focus our attention on the practical construction of the preampl...

1-01-1991 | After the several 'spartan' preamplifiers we have published over the past few years, we feeI the time has co me to ofter our readers a mor...

1-12-1990 | This second part of the article describes an outpur amplifier designed for the subwoofer, the fitting of the electronics in the enclosure...

1-12-1990 | Teledyne Semiconductor's Type TSC9402 is a versatile IC. Not only can it convert voltage into frequency, but also frequency into voltage....

1-12-1990 | Keyboards may be slotted into two categories, at least as far as the manner in which the switches are connected is concerned: those with...

1-12-1990 | With today's mains and FM duplex intercoms, the traditional circuit presented here creates an almest oId-fashioned image. Nevertheless, i...

1-12-1990 | The portable carger is intended primarily to give model enthusiast the opportunity of charging their NiCd betterles from Cl car battery o...

1-12-1990 | The SSM-2016 differential audio preamplifier from PMI is primarily intended for am plifying signals front low-irnped ance sources (

1-12-1990 | In many oscilloscopes, the most sensitive range is 2-5 mV, although it Is often possible to improve this to 1-2 mV by a variable gain con...

1-12-1990 | Although sales of gramophone record may have slumped, there are millions of peopte who still treasu re their record collection. Many reco...