All items tagged with Amplifier and preamp (82)

1-02-2007 | There are still a lot of hobbyists who enjoy making high-quality live audio recordings of concerts, interviews, radio broadcasts, natural so...

1-07-2006 | The schematic of our preamplifier is very simple because it uses a very low-noise dual operational amplifier. Here the NE5532 is used, whose...

1-07-2005 | The technical demands on microphones used with radio equipment are not stringent in terms of sound quality: a frequency response from around...

1-12-2003 | A number of years ago (November 1997), we published a design for a stereo microphone preamplifier with balanced inputs and a phantom power s...

1-10-2003 | In the first part of this article, we described all of the circuit boards. Now it’s time to look at how they fit together. We first describe...

1-10-2003 | Most commercial preamplifiers and power amplifiers have a headphones output. However, because of its simplicity the sonic quality of such an...

1-09-2003 | This stereo preamplifier is primarily intended to be used as a companion to the Valve Final Amplifier described in the April and May 2003 is...

1-07-2003 | Since modern sound systems usually lack inputs for record players, separate MD preamplifiers are becoming increasingly popular. They are nee...

1-02-2003 | In this semiconductor age, we find valves being used increasingly often for hi-fi and guitar amplifiers, top-end condenser microphones and s...

1-09-2002 | This power supply unit (PSU) provides hum-free and stable operating voltages for valve preamplifiers and power stages. Negative bias voltage...