18 pages

Amplifier Gain Setting Voltage by Power and Load

Pick your rated power and the load you are presenting. Each page gives the exact voltage to set the gain to, the step by step procedure, and why clipping rather than wattage is what destroys voice coils.

• 250W at 1 ohm To set gain for 250 watts RMS into 1 ohm, target 15.81 volts AC on a test tone with a true RMS meter and every filter flat.
• 250W at 2 ohms To set gain for 250 watts RMS into 2 ohms, target 22.36 volts AC on a test tone with a true RMS meter and every filter flat.
• 250W at 4 ohms To set gain for 250 watts RMS into 4 ohms, target 31.62 volts AC on a test tone with a true RMS meter and every filter flat.
• 500W at 1 ohm To set gain for 500 watts RMS into 1 ohm, target 22.36 volts AC on a test tone with a true RMS meter and every filter flat.
• 500W at 2 ohms To set gain for 500 watts RMS into 2 ohms, target 31.62 volts AC on a test tone with a true RMS meter and every filter flat.
• 500W at 4 ohms To set gain for 500 watts RMS into 4 ohms, target 44.72 volts AC on a test tone with a true RMS meter and every filter flat.
• 750W at 1 ohm To set gain for 750 watts RMS into 1 ohm, target 27.39 volts AC on a test tone with a true RMS meter and every filter flat.
• 750W at 2 ohms To set gain for 750 watts RMS into 2 ohms, target 38.73 volts AC on a test tone with a true RMS meter and every filter flat.
• 750W at 4 ohms To set gain for 750 watts RMS into 4 ohms, target 54.77 volts AC on a test tone with a true RMS meter and every filter flat.
• 1,000W at 1 ohm To set gain for 1,000 watts RMS into 1 ohm, target 31.62 volts AC on a test tone with a true RMS meter and every filter flat.
• 1,000W at 2 ohms To set gain for 1,000 watts RMS into 2 ohms, target 44.72 volts AC on a test tone with a true RMS meter and every filter flat.
• 1,000W at 4 ohms To set gain for 1,000 watts RMS into 4 ohms, target 63.25 volts AC on a test tone with a true RMS meter and every filter flat.
• 1,500W at 1 ohm To set gain for 1,500 watts RMS into 1 ohm, target 38.73 volts AC on a test tone with a true RMS meter and every filter flat.
• 1,500W at 2 ohms To set gain for 1,500 watts RMS into 2 ohms, target 54.77 volts AC on a test tone with a true RMS meter and every filter flat.
• 1,500W at 4 ohms To set gain for 1,500 watts RMS into 4 ohms, target 77.46 volts AC on a test tone with a true RMS meter and every filter flat.
• 2,000W at 1 ohm To set gain for 2,000 watts RMS into 1 ohm, target 44.72 volts AC on a test tone with a true RMS meter and every filter flat.
• 2,000W at 2 ohms To set gain for 2,000 watts RMS into 2 ohms, target 63.25 volts AC on a test tone with a true RMS meter and every filter flat.
• 2,000W at 4 ohms To set gain for 2,000 watts RMS into 4 ohms, target 89.44 volts AC on a test tone with a true RMS meter and every filter flat.