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Measurements of the Audio Alchemy Overture OM150

orchardaudio

orchardaudio

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I had a local customer let me borrow their Audio Alchemy Overture OM150 amplifier. This amplifier has a separate power supply (PSU150), see picture.

Here are the measurements. I only did 8 ohm measurements as all specifications I was able to find online listed only 8 ohm numbers.

20240310_163818.jpg



THD+N Ratio vs Measured Level 1kHz (22.4kHz BW) - 8ohm.JPG


THD+N Ratio @10W (22.4kHz BW) - 8ohm.JPG


IMD SMPTE Ratio vs Measured Level (22.4kHz BW) - 8ohm.JPG


Frequency Response - 8ohm.jpg
 
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