More about amplifier (484)

1-07-1998 | A small audio test generator is very useful for quickly tracing a signal through an audio unit. Its main purpose is speed rather than re...

1-07-1998 | The preamplifier is intended for use with dynamic (moving coil – MC) microphones with an impedance up to 200 Ω and balanced terminals. I...

1-07-1998 | To many hi-fi enthusiasts and musicians, the thermionic valve (electron tube), the sound of a valve amplifier cannot be bettered by that...

1-07-1998 | The LM4830, whose internal circuit is shown in this article, is an integrated solution for twoway audio amplification. It contains a bri...

1-07-1998 | The video amplifier in the diagram is a well-known design. Simple, yet very useful, were it not for the ease with which the transistors...

1-07-1998 | According to National Semiconductor, the LM3886 is a highperformance 150W Audio Power Amplifier with Mute. The performance of the LM3886...

1-07-1998 | One of the drawbacks of a threepin voltage regulator is that the input voltage needs to be 2.5–3 V higher than the output voltage. This...

1-06-1998 | The U2514B is an integrated bipolar radio circuit suitable for digital tuning systems. It contains an FM front end with preamplifier a...

1-05-1998 | The preamplifier described is a pushpull type based on a pair of inexpensive JFETs. With a few changes to the circuit, coverage may be...

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