a power amplifierの例文

Purpose : audio frequency power amplifier applications

High quality class-D audio power amplifiers have now appeared on the market. Most audio power amplifiers require these low-level inputs which are line level. Instrument amplifiers includin......

Beam - tetrode power amplifier

How to Derive expression for efficiency, maximum efficiency for a class c power amplifier  Preceding contribs ) 16 : 50, 11 December 2008 ( UTC)

Design of impendence match for high frequency power amplifier of mine mobil communication system

This family of designs remains the dominant high power amplifier topology to this day for music application. Founded in 1987, MILMEGA designs and manufactures solid state, high power ampli......

Some mixers intended for small venue live performance applications may include an integrated power amplifier. In the 1990s and 2000s, clubs increasingly used powered monitors, which contai......

An "'Intermediate power amplifier "'( IPA ) is one stage of the RF energy necessary to drive the final.

In RF linear Power Amplifiers, such as cellular base stations and broadcast transmitters, special design techniques can be used to improve efficiency. Elecraft's product lineup includes a ......

They are widely used in satellite receivers, in low power amplifiers and in the defense industry. Some builders and users have concluded that while global feedback reduces distortion acros......

Purpose : for low - frequency power amplifiers and mid - speed switching

Early devices included the British Walter, a compact single vacuum tube oscillator design operating at 177 MHz ( 1.7 meter wavelength ), and the German J鋑er ( NS-4 ), a two-tube master osc......

The Duke, a keen follower of technology, was pleased to hear that MILMEGA has been based on the Island for nearly 30 years, designing and manufacturing its award winning microwave power am......

Moreover , close - form expressions for the power spectral density and acpr of cdma signal passed through a nonlinear power amplifier are derived using the power series and statistical mod......

Feeding mechanisms also benefit from spring-like power amplifiers within the skeletal system. Most audio power amplifiers require these low-level inputs which are line level. The first pro......

But testing is not confined to motorboating, can occur when an amplifying stage is too sensitive to signals fed via the power supply from a later power amplifier stage. Introduced in the M......

High-power amplifier tubes are designed with external anodes which can be cooled by convection, forced air or circulating water. The overall effect of the original developments was to prod......

They made four power amplifier units intended for internal use only.

Applied Science recently purchased Colorado Springs, Colorado-based Ehrhorn Technological Operations, which makes radio frequency power amplifiers, to enter the medical market and triple i......

Another important consideration in design of RF power amplifiers is the memory effect or amplifier nonlinear dynamics. The technology has been implemented in various integrated circuit sol......

This was a disaster, coupled as it was to an uninspiring reworking of the Selmer range of speaker cabinets and the introduction of a poorly designed range of solid state power amplifiers. ......

Considering the nonlinear difference of the gain and phase characteristic in solid state power amplifier ( sspa ) , a parallel but imbalanced predistorting adjuster is used and the hardwar......

For example in a transistor power amplifier, typically the driver circuit requires current gain, often the ability to discharge the following transistor bases rapidly, and low output imped......

Based on the design theory of power amplifier , a wide - band power amplifier was designed successfully by the push - pull transistor , the feedforward technical of linearization , the mat......

Detail specification for electronic components . semiconductor integrated circuit - cf253 type low power operational amplifier Usually the low power operational amplifier is designed with ......