Many people wire all of their home theater speakers to their home entertainment receiver by purchasing long speaker cables. Some others, then again, make use of cordless surround sound products to eliminate at least the lengthy speaker cable in between their Audio-video receiver and rear loudspeakers. Various retailers are supplying cordless speaker sets that are able to change practically any speaker into a wireless loudspeaker. The wireless receiver of these kinds of kits has a sound power amplifier which needs to be powered. The power supplies for the cordless receiver should meet a number of requirements. Within this article, I'm going to emphasize a few of the most crucial prerequisites.
Cordless surround sound sets include a transmitter unit which attaches to a home entertainment receiver and also one or more wireless receiver parts. Though these systems eradicate the dreaded loudspeaker cord, they are certainly not truly cordless mainly because both the transmitter as well as receiver need to be powered. You'll find different choices that provide the cordless receiver with energy. One of these options is to work with an external AC adapter or wallwart that plugs into a mains outlet. An alternative would be to use a power source that is entirely incorporated into the wireless receiver.
Through working with a wallwart, the wireless receiver can be a lot smaller in size. Another type of wallwart features an IEC type power connector. This connector hooks up to a mains wall socket by working with a cord. These types of wallwarts are very comparable to those utilized by laptop computers. From the perspective of a manufacturer, combining a wallwart has certain benefits over an integrated power supply. Firstly, depending on which region the wireless product is going to be sold in, a unique AC adapter can easily be bundled which is compatible with the native mains voltage and electric power plug. Next, ac adapters are simpler and much less expensive to safety approve when compared with complete systems. In addition, when a power supply becomes faulty, it's less difficult as well as less costly to exchange only the power source than the entire product. In the event the power supply is incorporated into the wireless receiver, the unit will get more bulky. Then again, the cord of the receiver can be directly connected to an outlet. Hence the installation becomes a bit simpler.
Next, I will speak about what requirements the power supply has to satisfy. Safety factors are crucial. As a result, the power source should comply with the safety specifications that apply to every nation which the product is sold in. You can find many safety regulations in different nations. On the other hand, these regulations are designed with the safety of the consumer at heart. One aspect covered in almost all standards is how effectively the individual is insulated from likely electric shock. On top of that, the power supply mustn't overheat in the course of normal operation and also possess enough protection in the event of an overload. Power supplies which have passed safety assessments normally have a UL or CE logo. When the power source is integrated into the wireless receiver then the receiver has this logo.
The power supply should provide enough power for the RF receiver plus power amp component. The RF receiver section decodes the wireless music transmission. The current prerequisite of the power supply largely depends on the music amp RMS power specification and also energy efficiency. The lower the amp efficiency the larger the current that the power source must offer. To be able to satisfy the wattage specification, the power supply is required to supply sufficient current to the amplifier to be able to continuously output the specified power level for around 10 minutes. More important than the continuous current specification is the maximum current rating. Audio signals almost never possess a continuous power envelope. Instead, audio has lots of spikes. Consequently the power supply should be in a position to sustain a quite large top current during brief time bursts. Depending on the power amp's ability to make up for power-supply noise as well as ripple, there will be fairly stringent requirements regarding the amount of noise as well as ripple. For minimal noise, linear power supplies are ideal. This type of power source is used in plenty of higher-end sound equipment. Having said that, this power source can be quite heavy dependent upon the RMS power specification of the cordless receiver. The interior parts normally operate from different supply voltages. In most cases you will find several voltages supplied by the power supply to supply the individual parts. For safety concerns, power sources typically also have several protection techniques. The most popular kinds of protection are overload / short-circuit protection and over-temperature protection.
Cordless surround sound sets include a transmitter unit which attaches to a home entertainment receiver and also one or more wireless receiver parts. Though these systems eradicate the dreaded loudspeaker cord, they are certainly not truly cordless mainly because both the transmitter as well as receiver need to be powered. You'll find different choices that provide the cordless receiver with energy. One of these options is to work with an external AC adapter or wallwart that plugs into a mains outlet. An alternative would be to use a power source that is entirely incorporated into the wireless receiver.
Through working with a wallwart, the wireless receiver can be a lot smaller in size. Another type of wallwart features an IEC type power connector. This connector hooks up to a mains wall socket by working with a cord. These types of wallwarts are very comparable to those utilized by laptop computers. From the perspective of a manufacturer, combining a wallwart has certain benefits over an integrated power supply. Firstly, depending on which region the wireless product is going to be sold in, a unique AC adapter can easily be bundled which is compatible with the native mains voltage and electric power plug. Next, ac adapters are simpler and much less expensive to safety approve when compared with complete systems. In addition, when a power supply becomes faulty, it's less difficult as well as less costly to exchange only the power source than the entire product. In the event the power supply is incorporated into the wireless receiver, the unit will get more bulky. Then again, the cord of the receiver can be directly connected to an outlet. Hence the installation becomes a bit simpler.
Next, I will speak about what requirements the power supply has to satisfy. Safety factors are crucial. As a result, the power source should comply with the safety specifications that apply to every nation which the product is sold in. You can find many safety regulations in different nations. On the other hand, these regulations are designed with the safety of the consumer at heart. One aspect covered in almost all standards is how effectively the individual is insulated from likely electric shock. On top of that, the power supply mustn't overheat in the course of normal operation and also possess enough protection in the event of an overload. Power supplies which have passed safety assessments normally have a UL or CE logo. When the power source is integrated into the wireless receiver then the receiver has this logo.
The power supply should provide enough power for the RF receiver plus power amp component. The RF receiver section decodes the wireless music transmission. The current prerequisite of the power supply largely depends on the music amp RMS power specification and also energy efficiency. The lower the amp efficiency the larger the current that the power source must offer. To be able to satisfy the wattage specification, the power supply is required to supply sufficient current to the amplifier to be able to continuously output the specified power level for around 10 minutes. More important than the continuous current specification is the maximum current rating. Audio signals almost never possess a continuous power envelope. Instead, audio has lots of spikes. Consequently the power supply should be in a position to sustain a quite large top current during brief time bursts. Depending on the power amp's ability to make up for power-supply noise as well as ripple, there will be fairly stringent requirements regarding the amount of noise as well as ripple. For minimal noise, linear power supplies are ideal. This type of power source is used in plenty of higher-end sound equipment. Having said that, this power source can be quite heavy dependent upon the RMS power specification of the cordless receiver. The interior parts normally operate from different supply voltages. In most cases you will find several voltages supplied by the power supply to supply the individual parts. For safety concerns, power sources typically also have several protection techniques. The most popular kinds of protection are overload / short-circuit protection and over-temperature protection.
About the Author:
Discover detailed materials on the subject of wireless surround speakers at this source .
No comments:
Post a Comment