All items tagged with phone and Amplifier (41)

1-04-1998 | In this article we answer the questions of our readers.

1-11-1997 | The magnification of very weak audio-frequency signals is and remains a precarious affair. That is why a microphone amplifier good en...

1-11-1996 | An amplifier is described whose power is measured not in watts but in milliwatts, since it is intended to drive headphones used by gui...

1-02-1996 | If you are after great sound at an affordable price, go out and buy a pair of high-quality headphones. Next, you will need a dedicated hea...

1-09-1995 | On much audio equipment, the headphone output is simply derived from the loudspeaker output via a series resistor: not a very elegant desi...

1-04-1994 | Music should be heard and enjoyed as if the orchestra were right in front of you. Unfortunately, neighbours, children and other members of...

1-07-1993 | With the arrival of matched transistors in a single package it seems that the quest for the zero-noise microphone preamplifier has receive...

1-03-1991 | It is often socially not acceptable to turn up the volume of your amplifier, receiver or television set. In such cases a pair of headphone...

1-07-1989 | 054 LOW-NOISE MICROPHONE PREAMPLIFIER The microphone preamplifier described is based on the SSM2015 from Precision Monolithics Inc. (Pmi), w...

1-09-1988 | _,eptembe„x MICROPHONE PREAMPLIFIER WITH ACTIVE FILTER by S.G. Dimitriou When a microphone is used a good distance away from an amplifier,...