Ton Giesberts (358)

1-07-1997 | Active filters are invariably designed with a unity-gain buffet. In fact, this has become such a habit that one is inclined to think that...

1-07-1997 | The converter is intended primarily for use with the sample rate converter published in the October 1996 issue of this magazine.

1-07-1997 | The circuit shown in the diagram may prove useful when a 78xx voltage regulator needs to be replaced by a better quality type for which t...

1-07-1997 | This magazine assumes that most readers use consumer appliances. However, in the case of the sample rate converter (October 1996), many...

1-07-1997 | When it comes to input selection in a preamplifier, the use of a relay is always better than a simple rotary switch - at least from a qua...

1-07-1997 | Apart from their electronic configuration, all output amplifiers comprise the same elements: an amplifier board, a mains transformer; a b...

1-07-1997 | A Bessel filter is typified by the complete absence of any ringing. On the other hand, its frequency characteristic is less steep around t...

1-07-1997 | In symmetric preamplifiers and output amplifiers, it is highly advisable, if not imperative, to use truly complementary transistors. This...

1-07-1997 | Input selection in the battery operated preamplifier published in the January 1997 issue of this magazine is by rotary switch. This does...

1-07-1997 | It may happen that a video recording is a little too dark so that certain nuances disappear and the picture is no longer clear. The expan...