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Why regulated power supplies are required?
A regulated power supply is used to ensure that the output remains constant even if the input changes. A regulated DC power supply is also known as a linear power supply, it is an embedded circuit and consists of various blocks. The regulated power supply will accept an AC input and give a constant DC output.
What is a regulated amp?
With a regulated amp a lower input voltage will not affect the output power. An unregulated amp is better for mids and highs because they do not demand as much power and they ultimately have more headroom.
What is the use of regulated power supply?
Its function is to supply a stable voltage (or less often current), to a circuit or device that must be operated within certain power supply limits. The output from the regulated power supply may be alternating or unidirectional, but is nearly always DC (Direct Current).
Why do we need DC regulated power supply?
DC allows for a constant flow of current to a device. Because AC is delivered initially, power must first be converted from AC to DC. Most smaller electronic devices (such as computers) require direct current to operate with an AC-to-DC converter from wall power.
Do you need regulation in a power amplifier?
However, do not throw it out yet – we do need full regulation in a power amp. The voltage section of the power amplifier runs in pure class A, hence drawing constant currents; since it amplifies voltages, its current requirements are both fixed and low.
Do you need a fully regulated power supply?
Obviously, fully regulated power supplies are not practical in typical power amplifiers running in class AB. Pure class A is quite a different story, as it draws constant currents, so electronic regulation has a much simpler job to do. However, do not throw it out yet – we do need full regulation in a power amp.
Do you need a power supply for a solid state amplifier?
However, far too few people realize that to obtain good treble from a solid state power amp, one either starts or finishes with the power supply, just the same as for the bass. This work needs to be done however we look at it.
How does an unregulated power supply affect the current?
Power equals the current times the voltage. If either the current or the voltage drop, the other variable increases to maintain steady power. While the energy from an unregulated power supply stays constant, the voltage output can drop or rise unexpectedly with a shift in the load current or the input voltage.
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