Testing the Wondom BDM8 TPA3255 2x300W Power Amplifier with 50 Volts Supply and 8Ω 6Ω 4Ω Max Power

Wondom BDM8 TPA3255 2x300W HIFI Digital Power Amplifier

Power Supply is set to 50 Volts.
Only one channel is tested.
800 Watts 50 Volts minimum recommended power supply rating for the amp both channels driven.
Force air cooling is recommended if the amp is to be driven at high volumes for extended period.

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Test Results

8 Ohms Load
Max output Vpp before clipping - 100V
Distortion - 0.68%
Output Power RMS - 156 Watts

6 Ohms Load
Max output Vpp before clipping - 100V
Distortion - 0.82%
Output Power RMS - 208 Watts

4 Ohms Load
Max output Vpp before clipping - 95V
Distortion - 0.82%
Output Power RMS - 282 Watts

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This is the Power Supply used in this test -    • Worth a buy? The $10 44 Volts to 64 V...