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A 50 watt, 8 ohm speaker requires 20 volts to drive it to full power. Watts equals volts and amps, while volts equals amps times ohms.

However, the 8 ohm rating is actually a minimum rating, and depends on frequency. Also, driving a speaker to full power on a continuous basis is not good for the speaker. (Or for the ears, either.)

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How many watts does a speaker consume?

An audio speaker is usually powered only by the audio signal that comes via the leads from an audio amplifier. The average power in an audio signal is usually about 1% of the peak power, and even with loud music the average power is only ¼ watt or less. But the amplifier must be designed to supply the peak audio power and amplifiers are usually rated at 25-50 watts.


How many volts amps required a 12 volt audio radio?

To determine the amperage required by a 12-volt audio radio, you would need to know the power consumption of the radio in watts. You can then use the formula: Amps = Watts / Volts to calculate the amperage.


How many volts are in 850 watts?

Watts and Volts are different units. It is like asking how many apples are there in 6 oranges. Watts = Volts x Amps x Power Factor Power Factor ranges from zero to one.


How many volts is needed to play a ss-wg450 subwoofer?

Typically, a ss-wg450 subwoofer requires an external amplifier to provide power for operation. The voltage required would depend on the specifications of the amplifier being used, which might be in the range of 12-24 volts for car audio systems or 120 volts for home audio setups. It's important to refer to the subwoofer's manual or contact the manufacturer for the specific voltage requirements.


How many watts are in 30 volts?

To calculate the power in watts, you will also need to know the current in amperes. The formula to calculate power is P (watts) = V (volts) x I (amperes). If you only have the voltage (30 volts) and not the current, you cannot determine the power in watts.

Related Questions

How many watts does a speaker consume?

An audio speaker is usually powered only by the audio signal that comes via the leads from an audio amplifier. The average power in an audio signal is usually about 1% of the peak power, and even with loud music the average power is only ¼ watt or less. But the amplifier must be designed to supply the peak audio power and amplifiers are usually rated at 25-50 watts.


How many volts are in a power point?

230 volts


How many volts amps required a 12 volt audio radio?

To determine the amperage required by a 12-volt audio radio, you would need to know the power consumption of the radio in watts. You can then use the formula: Amps = Watts / Volts to calculate the amperage.


How many volts are in a light?

There are no volts in a light. A light consumes power.


How many volts does it take to power the windshield wiper?

You require about 24 volts to power the windshield wiper.


How many volts are in anonion to power a light bulb?

Onions don't have volts.


Vacuum tubes used in power amplifiers the filament power supply is typically how many volts?

6.3


How many volts of power does a power pole use?

none is magic


How many volts at the Australian power point?

200


How many volts are in 850 watts?

Watts and Volts are different units. It is like asking how many apples are there in 6 oranges. Watts = Volts x Amps x Power Factor Power Factor ranges from zero to one.


How can you check a many volts in the power source?

voltage meter


How many watts is 7 amps at twelve volts?

"Power (/Watts) = Current (/amps) * Potential Difference (/volts)" Therefore, power = 7 * 12 = 84 W