Math
posted by Jake
What power output will be provided for an amplifier having a gain of 12dB if the power input is 75W?

Henry
db = 10*Log(Po/75) = 12.
Log(Po/75) = 1.2,
Po/75 = 10^1.2, Po = 1189 W.
Respond to this Question
Similar Questions

science
A crane whose motor has a power input of 5.0 kW lifts a 120kg load of bricks through a height of 30m in 90s. what is the efficiency of the crane, which is the ratio between its output power and its input power. 
physics
1:Negative clipping of an output signal occurs when the A. output impedance is too high. B. input impedance is too high. C. input amplitude is too high. D. power supply voltage is too high. 2: Which of the following is essential for … 
Digital Logic
The input voltage to a certain opamp inverting amplifier is 10 mV, and the output is 2 V. What is the closedloop voltage gain? 
PHYSICS
A stereo amplifier creates a 3.5 V potential difference across a speaker. To double the power output of the speaker, the amplifier's potential difference must be increased to: A. 7.0 V B. 9.9 V C. 12 V D. 4.9 V 
physcis
A crane whose motoer has a power input of 5.0kW lifts a 1200kg load of bricks through a height 30m in 90s. Find the efficency of the crane which is the ratio between its output power and its input power 
algebra
An amplifier has a 50 watt output and a 5 watt input. What is the gain in decibels for this amplifier, rounded to the nearest decibel? 
alg
An amplifier has an input power of 5 mW. The output power is 100 mW. What is the decibel gain to the nearest decibel? 
circuits
Determine the gain in dB for a filter that has an output power of 4.9 W and an input power of 3.6 mW. 
Physics
Determine the gain in dB for a filter that has an output power of 4.9 W and an input power of 3.6 mW. 
Algebra
An amplifier has a 50 watt output and a 5 watt input. What is the gain in decibels for this amplifier, rounded to the nearest decibel?